Games like MateEngine

59%Game Brain Score

Most mentioned positive aspects:music, humor

Most mentioned negative aspects:monetization, stability

59% User Score Based on 4,839 reviews

What is Desktop Mate?Customize your PC with officially licensed, super-cute characters using the next-generation desktop mascot platform Desktop Mate. Powered by the latest 3D technology, characters roam your desktop, sitting on windows, jumping between them, and playfully interacting with your mouse. Why use Desktop Mate?Desktop Mate is a customizable platform that lets users add a wide variety… If you enjoyed this game, see our list of games similar to Desktop Mate.

73%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:optimization, stability

73% User Score Based on 1,517 reviews

Welcome to GameGuru Classic, game making for everyone. We've created an easy to use and most enjoyable game creator. Join us and our great and enthusiastic game-making community on your journey to make fun games! Imagine creating a world that you and your friends come together and play... and creating it can be a matter of minutes with no technical jiggery-pokery needed at all :-) Of course, you… If you enjoyed this game, see our list of games similar to GameGuru Classic.

62%Game Brain Score

Most mentioned positive aspects:humor, gameplay

Most mentioned negative aspects:monetization, stability

62% User Score Based on 1,472 reviews

Join our Discord Server to get all the latest news: BE YOUR OWN WORLD-CLASS VIRTUAL CHARACTERVideo chat, host, and livestream as incredible 2D and 3D avatars with Animaze! Built as the successor to genre-defining FaceRig, Animaze is now powering stars like PuffPuff, who has grown to become a top TikTok virtual being! You can also use it just for fun. Easily transform yourself at the click of a … If you enjoyed this game, see our list of games similar to Animaze by FaceRig.

88%Game Brain Score

Most mentioned positive aspects:graphics, optimization

Most mentioned negative aspects:music, story

88% User Score Based on 660 reviews

Introduction This is a desktop mascot, which can be placed anywhere on your desktop to bring more fun to your desktop. The character has multiple costume transformations and can use mouse click to interact with the character more. Some parts of the character have physical effects and can simulate shaking when moving. Characters can move, rotate and scale freely. Players can also import local c… If you enjoyed this game, see our list of games similar to Desktop Kanojo.

94%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:gameplay, stability

94% User Score Based on 948 reviews

gogh: Focus with Your Avatar is more than a focus tool – it’s a cozy blend of avatar creation, room design, and virtual pet game. Build your perfect space, vibe with Lofi beats, and let your cute avatar and quirky companion turn work into pure fun! If you enjoyed this game, see our list of games similar to gogh: Focus with Your Avatar.

93%Game Brain Score

Most mentioned positive aspects:humor, optimization

Most mentioned negative aspects:graphics, stability

93% User Score Based on 3,200 reviews

VTube Studio is finally coming to Steam! VTube Studio is the tool of choice for any Live2D VTuber! With a wide variety of features, it has never been easier to connect with your viewers!! VTube Studio can be used directly with your webcam on any Windows PC or Mac. VTube Studio also supports other advanced tracking inputs to control your Live2D model, including audio-based lipsync (requires micro… If you enjoyed this game, see our list of games similar to VTube Studio.

85%Game Brain Score

Most mentioned positive aspects:story, optimization

Most mentioned negative aspects:stability, monetization

85% User Score Based on 2,544 reviews

Bigscreen is a social virtual desktop app for HTC Vive & Oculus Rift that lets you use your computer in VR. Play your favorite PC games, have a virtual LAN party, draw with 3D markers, watch movies with friends in a virtual theater, or hang out by the campfire. If you enjoyed this game, see our list of games similar to Bigscreen Beta.

81%Game Brain Score

Most mentioned positive aspects:humor, emotional

Most mentioned negative aspects:monetization, stability

81% User Score Based on 1,529 reviews

VTuber Maker is the #1 virtual avatar live broadcast software focusing on VTuber and VUP services, also its a professional virtual presentation application which can video presentation, photo presentation and so on. All of these powered by Live3D. Whether worry about no one follow your live stream? Whether your channel exposure not too much? Whether is difficult to do a presentation while live? I… If you enjoyed this game, see our list of games similar to VTuber Maker.

89%Game Brain Score

Most mentioned positive aspects:graphics

Most mentioned negative aspects:stability, monetization

89% User Score Based on 724 reviews

FireAlpaca SE is the exclusive paint software to Windows / Mac operating system that is widely suitable for beginners to advanced users. We removed all the advertisements from FireAlpaca freeware version, that enables the faster performance and more stable environment. FireAlpaca SE 3.0 OFFICIAL RELEASE!!1. New brush engine Equipped with a brush editor that greatly enhances expressive power … If you enjoyed this game, see our list of games similar to FireAlpaca SE.

84%Game Brain Score

Most mentioned positive aspects:graphics, atmosphere

Most mentioned negative aspects:music, optimization

84% User Score Based on 145 reviews

Smile Game Builder is a game making software. Programming is not a required skill! All necessary materials are included such as 3D models, graphics, music and more. Now, all you need is your creativity! If you enjoyed this game, see our list of games similar to SMILE GAME BUILDER.

64%Game Brain Score

Most mentioned positive aspects:graphics, emotional

Most mentioned negative aspects:optimization, stability

64% User Score Based on 386 reviews

Pixel Game Maker MV – the latest entry in the Maker series. If you enjoyed this game, see our list of games similar to Pixel Game Maker MV.

96%Game Brain Score

Most mentioned positive aspects:graphics, humor

Most mentioned negative aspects:optimization, stability

96% User Score Based on 3,960 reviews

# Krita: Digital Painting, Creative Freedom Krita is an open source desktop painting application designed for illustrators, concept artists, illustrators, comic book creators, matte painters and texture artists, and the VFX industry. Krita is used daily by professional artists all over the world, as well as enthusiastic amateurs. Krita comes with translations in many language. By getting Krita in… If you enjoyed this game, see our list of games similar to Krita.

94%Game Brain Score

Most mentioned positive aspects:character development, humor

Most mentioned negative aspects:stability, graphics

94% User Score Based on 2,806 reviews

VRoid Studio is a 3D character maker that lets you use your imagination to easily create your own original characters. By making your 2D characters able to move in a 3D space and usable in anime and game production, your creative range will greatly expand. The VRoid Project has started with the hope that many creators will have fun exploring the different possibilities of 3D and that this will l… If you enjoyed this game, see our list of games similar to VRoid Studio.

58%Game Brain Score

Most mentioned positive aspects:story

Most mentioned negative aspects:music, stability

58% User Score Based on 370 reviews

Your opinion matters !Please let us know what you thought of Visual Novel Maker. Survey here : About the SoftwareVisualize, Create, Share. Degica is pleased to announce their latest installment to the 'Maker' series of game development tools, Visual Novel Maker. A revolutionary new tool for Visual Novel Creation aimed towards aspiring artists and writers to bring their stories to life. Visual… If you enjoyed this game, see our list of games similar to Visual Novel Maker.

83%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:monetization, optimization

83% User Score Based on 5,124 reviews

Borderless fullscreen for every game. GPU effects and upscaling. Old games that actually work.Borderless Gaming has three tools that all work together: borderless fullscreen, BGFX for visual effects, and BGProxy for games that refuse to cooperate. Borderless fullscreenForce any game into borderless fullscreen. Alt-tab without crashes, hide the taskbar, lock the cursor to the game window, mute gam… If you enjoyed this game, see our list of games similar to Borderless Gaming.

50%Game Brain Score

Most mentioned positive aspects:graphics, optimization

Most mentioned negative aspects:story, monetization

50% User Score Based on 432 reviews

Welcome to Sansar, an oasis for self-expression, exploration, and live events in a virtual world, where players shape the narrative as it unfolds. Join us on a quest, or create your own. C’mon, your world is waiting. Play on desktop or in VR. If you enjoyed this game, see our list of games similar to Sansar.

79%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:stability, grinding

79% User Score Based on 13,221 reviews

inZOI is a life simulation game where players step into the role of creators, shaping the world as they envision and witnessing the various stories that unfold. Through this immersive experience, we aim to inspire players to appreciate life as the profound gift it is—a journey that is filled with meaning at every turn. Step into diverse lives, brought to life with realistic graphics! inZOI fea… If you enjoyed this game, see our list of games similar to inZOI.

86%Game Brain Score

Most mentioned positive aspects:music, optimization

Most mentioned negative aspects:stability, graphics

86% User Score Based on 1,252 reviews

OVERVIEWREAD BEFORE PURCHASE If you have any questions, comments, or otherwise, feel free to join us on Discord! XSOverlay only officially supports use on Windows 10 and Windows 11 for now. Do not buy this if you are on Windows 7/8/XP/Vista/MacOS/Linux. FEATURESXSOverlay is currently in development, and will continue to receive new features and updates. This list is likely to change! Fully … If you enjoyed this game, see our list of games similar to XSOverlay.

91%Game Brain Score

Most mentioned positive aspects:music, gameplay

Most mentioned negative aspects:stability, graphics

91% User Score Based on 273 reviews

Project Heartbeat is a cute community-driven rhythm game inspired by titles such as Clone Hero and Project Diva, featuring music from top artists of the Eurobeat genre made popular by the Initial D anime and manga. You can also create your own charts and share them with your friends! If you enjoyed this game, see our list of games similar to Project Heartbeat.

76%Game Brain Score

Most mentioned positive aspects:optimization, humor

Most mentioned negative aspects:graphics, gameplay

76% User Score Based on 1,638 reviews

GameMaker Studio 2GameMaker has moved!This is a legacy version of GameMaker and does not receive any updates. To make sure you are on the latest version and able to get updates, search for "GameMaker" in the Steam Store. Any previous licence purchase is still valid for the new version. About the SoftwareGameMaker has moved!This is a legacy version of GameMaker and does not receive any … If you enjoyed this game, see our list of games similar to [Unsupported] GameMaker Studio 2 Desktop.

93%Game Brain Score

Most mentioned positive aspects:emotional, humor

Most mentioned negative aspects:gameplay, optimization

93% User Score Based on 1,230 reviews

Want a cute little friend to keep you company during those long work or gaming sessions? Pocket Waifu is your new adorable 3D chibi desktop companion! She'll hang out on your other monitor while you're working, or entertain you while you play other games! Adopt little Silvy and interact with her in various ways while she hangs out on your desktop. Features: • Achievements! • Simple and easy to u… If you enjoyed this game, see our list of games similar to Pocket Waifu: Desktop Pet.

84%Game Brain Score

Most mentioned positive aspects:story, humor

Most mentioned negative aspects:music, stability

84% User Score Based on 520 reviews

Easily and quickly make your own multi-platform visual novels with TyranoBuilder, even if you know nothing about game programming or scripting! Bring your creativity to reality with our suite of drag-and-drop tools, plus scripting language for advanced users. Games made with TyranoBuilder can be easily exported to Windows, Mac, browsers, or converted* for iOS and Android smart devices, then sol… If you enjoyed this game, see our list of games similar to TyranoBuilder Visual Novel Studio.

94%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:grinding, stability

94% User Score Based on 2,077 reviews

RPG Maker VX Ace is the latest and greatest engine in the RPG Maker series, improving on every aspect of creating your very own epic adventure. The most powerful editor yet, Ace supports multiple tilesets, offers full control over autoshadow and has a very flexible features system. If you enjoyed this game, see our list of games similar to RPG Maker VX Ace.

93%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:graphics, story

93% User Score Based on 512 reviews

RPG in a Box lets you easily create 3D grid-based, voxel-style RPGs and adventure games! If you enjoyed this game, see our list of games similar to RPG in a Box.

76%Game Brain Score

Most mentioned positive aspects:graphics, atmosphere

Most mentioned negative aspects:gameplay, stability

76% User Score Based on 436 reviews

Gamecraft is a game maker, where you can build your own physics games from blocks and components without the need to write code. You can also play many games that have been created and shared by others in the community. If you enjoyed this game, see our list of games similar to Gamecraft.

86%Game Brain Score

Most mentioned positive aspects:optimization, humor

Most mentioned negative aspects:story, stability

86% User Score Based on 558 reviews

Desktop+ is a powerful, yet lightweight tool for SteamVR bringing your desktops and windows into the VR world. No matter if you just need a more reliable desktop view in your dashboard or a complex context-aware multi-overlay setup with custom shortcuts, Desktop+ offers a wide array of tweakable settings to make the overlays fit your needs.Features User interface with real-time adjustments access… If you enjoyed this game, see our list of games similar to Desktop+.

82%Game Brain Score

Most mentioned positive aspects:graphics, humor

Most mentioned negative aspects:optimization, story

82% User Score Based on 1,183 reviews

Enter a novel digital universe with infinite possibilities. Whether you resonate with people around the world in a casual conversation, playing games and socializing or you riff off each other when creating anything from art to programming complex games, you'll find your place here. If you enjoyed this game, see our list of games similar to Resonite.

70%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, optimization

70% User Score Based on 551 reviews

Kodon is a VR/Desktop sculpting software under development. We use the word feel to describe the effect we are striving towards with Kodon. This word describes speed, intuitivity, inspiration and enjoyment. We support all Meta/Oculus headsets, the mainstream SteamVR based (Vive, Index), and WMR sets (HP Reverb, WMR). We also try to get more rare headsets working. Contact us on Discord and help… If you enjoyed this game, see our list of games similar to Kodon.

60%Game Brain Score

Most mentioned positive aspects:character development, humor

Most mentioned negative aspects:graphics, stability

60% User Score Based on 1,239 reviews

Fuse is a standalone 3D character creator that enables you to make unique characters to use in your game. Fuse comes with 70+ body parts, 150+ clothing meshes, 42 dynamic texturing substances, Unlimited free Auto-Rigs and Animations through the Mixamo service (activated Adobe ID required). Important notice for Fuse 1.3 customers!Beginning August 22, 2017, uploads from Fuse 1.3 will not be suppor… If you enjoyed this game, see our list of games similar to Fuse.

71%Game Brain Score

Most mentioned positive aspects:gameplay, humor

Most mentioned negative aspects:music, stability

71% User Score Based on 1,568 reviews

New Version About the SoftwareCreate highly individual videos with VEGAS Movie Studio 13 Platinum – Steam Powered. Import videos from your smartphone and add finesse, effects, a soundtrack, titles and much more. Make your video unique.Two different editing modes: Simple Edit Mode Start your video in Simple Edit Mode; a great place to make basic edits and quickly finish your movie. Add titles, m… If you enjoyed this game, see our list of games similar to VEGAS Movie Studio 13 Platinum - Steam Powered.

81%Game Brain Score

Most mentioned positive aspects:gameplay, optimization

Most mentioned negative aspects:stability, grinding

81% User Score Based on 3,128 reviews

Action! - The world's No. 1 gameplay recorder! With Action! you can record and stream your HD/4K/HDR gameplay, full-screen Windows desktop, selected Windows desktop region or application window, web player videos, music, benchmark and display game frame rates, add streaming overlays, live audio commentary, webcams and much more! With outstanding performance, sleek design and easy to use interface… If you enjoyed this game, see our list of games similar to Action! - Gameplay Recording and Streaming.

78%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:optimization, stability

78% User Score Based on 1,835 reviews

Massive Update just released (Jan 2016)! Trainz: A New Era has just received a massive update - after more than six months development, and many thousands of hours Beta Testing by our core Trainz community, the new "Service Pack 1" update delivers improved performance and stability and plenty of bug fixes and enhancements across the board. If you enjoyed this game, see our list of games similar to Trainz A New Era.

91%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:stability, story

91% User Score Based on 3,054 reviews

This is just an idle game for chillout and relaxing. If you enjoyed this game, see our list of games similar to Chill Corner.

36%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:stability, optimization

36% User Score Based on 560 reviews

Theme Park Studio is a powerful suite of tools that allows players to design, build, and experience stunning amusement parks of their own design. Players can build whatever they can imagine, and then share it online for others to experience. If you enjoyed this game, see our list of games similar to Theme Park Studio.

98%Game Brain Score

Most mentioned positive aspects:music, story

Most mentioned negative aspects:grinding, optimization

98% User Score Based on 1,170 reviews

Chill with You : Lo-Fi Story is a work-focused sound novel game where you work at your desk alongside Satone, an imaginative girl who loves writing novels. Customize the Lofi music, ambient sounds, and scenery that reflect Satone’s emotions to enhance your focus! The more time you spend working together, the deeper your bond will grow—perhaps you’ll even connect with Satone on a deeper level…? … If you enjoyed this game, see our list of games similar to Chill with You : Lo-Fi Story.

71%Game Brain Score

Most mentioned positive aspects:graphics, optimization

Most mentioned negative aspects:gameplay, stability

71% User Score Based on 243 reviews

Leadwerks is the easiest way to make games that look amazing. With a rapid development pipeline, Lua script integration, plenty of learning materials, and a royalty-free license, Leadwerks is the perfect platform for your next project or your first game. Get started today making your own 3D games for Steam. Now with Steam Workshop support, you can choose from tons of free content to build games wi… If you enjoyed this game, see our list of games similar to Leadwerks Game Engine:.

94%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:monetization, grinding

98% User Score Based on 9,439 reviews

Critic Score 85%Based on 3 reviews

Study, relax, or get productive in the cozy world of Spirit City. Set the mood with lofi beats and soundscapes, customize your character and spirit pet, and use the productivity tools to help you stay on task. All while discovering cute hidden spirits and adding them to your spirit collection. If you enjoyed this game, see our list of games similar to Spirit City: Lofi Sessions.

82%Game Brain Score

Most mentioned positive aspects:music

Most mentioned negative aspects:optimization, stability

82% User Score Based on 332 reviews

VUP is a VTuber tool, based on real-time capture technology, low-cost, zero-based to realize animation video production and multi-person cross-platform virtual livestream, opening a new era in which everyone is a VTuber.Welcome to join VUP Discord serverLower CPU usage, the new VUP-Live2D version is coming~VUP not only supports 3D models, but also Live2D models What can VUP do? Facial Capture Only… If you enjoyed this game, see our list of games similar to VUP- VTuber & Animation & motion capture & 3D & Live2D.

76%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:stability, optimization

78% User Score Based on 948 reviews

Critic Score 69%Based on 2 reviews

Emulate your favorite arcade games in an environment engrossed with retro realism and extremely detailed surroundings. Be filled with nostalgia and realise what arcade life felt like back in the 80’s/early 90’s. If you enjoyed this game, see our list of games similar to New Retro Arcade: Neon.

95%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:stability, grinding

95% User Score Based on 2,638 reviews

ShareX is a free and open source program that lets you capture or record any area of your screen and share it with a single press of a key. It also allows uploading images, text or other types of files to over 80 supported destinations you can choose from. ShareX supports many ways to capture or record your screen. The main capture methods are: Fullscreen Active window Active monitor Win… If you enjoyed this game, see our list of games similar to ShareX.

82%Game Brain Score

Most mentioned positive aspects:gameplay, humor

Most mentioned negative aspects:graphics, stability

82% User Score Based on 296 reviews

Hardware Engineers is a simulation game where you have to manage a IT business. In a world where technology expands every day, you will need to learn how to be competitive. If you enjoyed this game, see our list of games similar to Hardware Engineers.

80%Game Brain Score

Most mentioned positive aspects:optimization, graphics

Most mentioned negative aspects:story, stability

80% User Score Based on 2,021 reviews

ChilloutVR is a sandbox metaverse game enabling players and content creators to create, share and explore content in a massive multiplayer metaverse alone, with friends, or in public instances. Meet new people and explore the world. Playable in VR & Desktop-mode. If you enjoyed this game, see our list of games similar to ChilloutVR.

99%Game Brain Score

Most mentioned positive aspects:graphics, humor

Most mentioned negative aspects:grinding, stability

99% User Score Based on 14,950 reviews

Aseprite is a pixel art tool that lets you create 2D animations for videogames.Features Compose sprites using layers & frames as separated concepts Create images in RGBA or Indexed color modes Open/Save GIF animations, sequence of PNG files, etc. A timeline where you can copy/move layers, frames, or specific images Animation tools: Real-time animation preview, onion skinning, tag fr… If you enjoyed this game, see our list of games similar to Aseprite.

85%Game Brain Score

Most mentioned positive aspects:optimization, graphics

Most mentioned negative aspects:story, stability

85% User Score Based on 336 reviews

Shapelab MAx 2026 Available NowSHAPELAB MAX 2026 UPGRADE DISCOUNT FOR EXISTING USERS!As a Shapelab 2024 or 2025 owner you get a 50% discount when upgrading to Shapelab Max 2026. Please choose the Shapelab Max 2026 Upgrade DLC to upgrade. Important: the DLC is only for users who already own Shapelab on Steam, that is why the price is universal and already at the discounted amount. If you are not y… If you enjoyed this game, see our list of games similar to Shapelab.

80%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:optimization, stability

80% User Score Based on 367 reviews

Whirligig is the ultimate media player for both VR and traditional desktop users who want to experience fully immersive media in the best possible way. It offers a wide range of options for watching 2D, 3D, and 360° content. Whether you're using a VR headset or a standard monitor/projector, Whirligig delivers a customizable viewing experience to help you get the most out of your immersive media. … If you enjoyed this game, see our list of games similar to Whirligig Media Player.

96%Game Brain Score

Most mentioned positive aspects:optimization

Most mentioned negative aspects:graphics, stability

96% User Score Based on 202 reviews

Ready to build your next great adventure? RPG Architect is a next-generation game maker with all of the limitations removed. It is designed to be simple enough for a newcomer and advanced enough for a veteran of game making engines. Take your vision and rapidly build it into something playable! Design without limitations. One of the guiding principles of RPG Architect is to remove arbitrary lim… If you enjoyed this game, see our list of games similar to RPG Architect.

89%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:grinding, story

89% User Score Based on 335 reviews

In Tiny Life, you control a set of people that live together in a household. You take care of their daily needs, build their skills, forge new relationships... or just mess up their entire life in whatever way you can think of! If you enjoyed this game, see our list of games similar to Tiny Life.

85%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:stability, optimization

87% User Score Based on 17,110 reviews

Critic Score 83%Based on 6 reviews

Create over a million unique Sims and control their lives. Customize everything from their appearances, to their personalities and even the home of their dreams. Then, send your Sims out to explore new locations around town and to meet other Sims in the neighborhood. With all-new quick challenges and rewarding game play, The Sims 3 gives you the freedom to choose whether (or not!) to fulfill your … If you enjoyed this game, see our list of games similar to The Sims 3.

66%Game Brain Score

Most mentioned positive aspects:graphics, optimization

Most mentioned negative aspects:story, stability

66% User Score Based on 385 reviews

Contact usWe’re a small group inside a big corporation. It took us 3 years to finish this editor and we sincerely hope you’ll liket it. If you have anything to ask, please contact us: [email protected] workshop About the SoftwareKumaKuma Manga Editor is a comic editor for dummy based on 3d models. Our goal is to let everyone create manga without has to conquering the barrier of learning how… If you enjoyed this game, see our list of games similar to KumaKuma Manga Editor.

72%Game Brain Score

Most mentioned positive aspects:humor, graphics

Most mentioned negative aspects:stability, optimization

72% User Score Based on 853 reviews

What is DPET?DPET is a desktop pet generation engine. In the client software, a lot of cute virtual pets are integrated, and you can summon them to your desktop with one click. Every pet can freely walk, run, climb on the desktop, and even self-clone itself into more partners. If you are a streamer, you can also connect your twitch account and randomly generate desktop pets for your active audie… If you enjoyed this game, see our list of games similar to DPET : Desktop Pet Engine.