Replicube

About

Replicube is a single player simulation game. It was developed by Walaber Entertainment LLC and was released on April 24, 2025. It received overwhelmingly positive reviews from players.

Replicube is a single-player simulation game centered on writing code to replicate 3D voxel objects through open-ended programming puzzles. Players solve challenges by matching reference shapes, experiment freely in voxel and 2D editors, and compete on leaderboards that reward code size and efficiency. The game features a fabulous soundtrack enhancing the creative experience.

Genres & Tags

Play Modes

Single-Player

Skip User Reviews

98%

Audience ScoreBased on 479 reviews

graphics11 positive mentions

grinding3 negative mentions

Replicube is a fun and engaging way to learn Lua programming through creative puzzle-solving, making it accessible for both beginners and experienced coders.
The game features a charming retro aesthetic and a unique community aspect, including forums for sharing solutions and challenges, enhancing the overall experience.
Players appreciate the instant visual feedback and the satisfaction of optimizing their code, which adds depth and replayability to the puzzles.

Some players find the difficulty curve steep, especially for those with no prior coding experience, as the game quickly escalates in complexity without sufficient guidance.
The lack of a feature to view other players' solutions directly from the leaderboard can be frustrating for those looking to learn from others' approaches.
Certain puzzles may feel tedious or overly abstract, leading to a trial-and-error experience rather than a clear logical progression.

graphics
21 mentions Positive Neutral Negative
52%
34%
14%
The graphics in this game are praised for their charming retro aesthetic, featuring pixel-art visuals and a nostalgic vibe reminiscent of early computing. Players appreciate the combination of engaging graphics programming concepts with a fun, digestible gameplay experience, enhanced by relaxing animations and music. Overall, the game's visual style and community-driven elements contribute to a rich and enjoyable learning environment for aspiring graphics programmers.
- “Love the retro computer aesthetic, and I love a game that uses code.”
- “It teaches concepts so wonderfully, and the music and art style, as well as all the tiny and fully considered quirks are beautiful.”
- “Very nice and relaxing visuals, animations, UI, and music.”
- “Overall, my small gripes add up to nothing and I can't help but recommend this if you have an interest in coding and/or graphical mathematics.”
- “Additionally, the aesthetic is absolutely killer; it really reminds me of my childhood and seeing what I thought was the peak of home computing, the Amiga.”
- “I work as a graphics programmer at my day job, so naturally, I spend my free time playing a game that's basically just more graphics programming.”
music
21 mentions Positive Neutral Negative
67%
28%
5%
The music in the game is widely praised for its excellent quality and ability to create a relaxing atmosphere, enhancing the overall experience of problem-solving and programming. Many users appreciate the chill, 80s vaporwave-inspired soundtrack, which complements the game's visuals and gameplay, making it enjoyable both in-game and for external projects. While the current selection is well-received, some players express a desire for more variety in musical styles.
- “The music is excellent, it gets me into the logical groove so much that I give it a listen when working on programming projects outside the game.”
- “Its voxel puzzles and chill soundtrack create a cozy atmosphere.”
- “What a lovely game, a lot of fun, well made, great music.”
- “It is a very relaxing game with a chill soundtrack that teaches you Lua syntax and makes you think in terms of something like shader code.”
optimization
15 mentions Positive Neutral Negative
33%
47%
20%
The game's optimization aspect is highly praised, featuring a well-designed interface and engaging community elements that encourage players to refine their coding skills through puzzles and leaderboards. Players appreciate the balance of fun and challenge in optimizing solutions, although some express a desire for clearer metrics to understand performance differences in their code. Overall, the game fosters a creative environment for both casual and competitive optimization.
- “The game has a perfect interface, cool sounds, and great optimization.”
- “It's great fun; it's only the fun parts of programming and optimization :)”
- “My only complaint is that the code speed metric is fairly opaque (for example, `return empty` is about a cycle slower than `return` despite having the same effect!) - something like a bytecode disassembly view built in the editor might be really helpful to better understand the performance effect of different bits of code :)”
- “I typically will disregard how long my code is or how optimized it is the first time through, as a lot of concepts are slowly revealed from puzzle to puzzle.”
- “There are lots of correct solutions, with a leaderboard for code size and performance that can push more experienced coders to think of new ways to solve problems.”
gameplay
13 mentions Positive Neutral Negative
31%
46%
23%
The gameplay of Replicube is praised for its unique and addictive mechanics that encourage players to think like engineers and digital sculptors, making it particularly appealing to those interested in coding and computer science. While the core mechanics are enjoyable and creatively executed, some players note a lack of tutorials for later puzzles and a less elegant design compared to similar games. Overall, it offers a highly engaging programming puzzle experience that challenges players to push their skills to the limit.
- “Very good game when it comes to naturally teaching you mechanics.”
- “Very unique gameplay loop, would highly recommend for anyone with any sort of interest in coding or computer science.”
- “This highly creative, addictive gameplay feels like a Rubik's cube on steroids, and the inbuilt forum and old-school OS-inspired UI are extremely nice touches.”
- “Act 3's puzzles get so much better, but there is a lack of tutorials for these later mechanics.”
- “The design of levels and mechanics, insofar as there is any, is generally less elegant than the Zachtronics games it invites some comparison to, with functional solutions boiling down to some relatively basic 3D geometry or basic math and a manual bit of space separation.”
- “I love its gameplay, but I really struggle with it.”
grinding
3 mentions Positive Neutral Negative
100%
Players find the grinding aspect of the game to be tedious and unenjoyable, particularly in the single-player mode where challenges can feel too casual and lack sufficient difficulty. This leads to a sense of frustration and a feeling of not progressing effectively.
- “Some of the challenges are getting tedious though.”
- “As a result, it feels like I am not doing this right, and it becomes tedious and not really enjoyable.”
- “The single player portion is quite casual, and some of the puzzles get pretty tedious when there's not a lot of challenge.”
story
3 mentions Positive Neutral Negative
67%
33%
The story aspect of Replicube is polarizing; while some users appreciate the forum-style storytelling and the synergy between the narrative and user interface, others criticize the lack of a traditional narrative structure, character development, or overarching campaign.
- “I really enjoy the forum-style story and the sharing aspect too!”
- “The storytelling and the UI support each other.”
- “Replicube doesn't follow a traditional progression curve or narrative arc; there is no story, no character development, and no overarching campaign.”
emotional
2 mentions Positive Neutral Negative
100%
Players find the game emotionally uplifting, as it instills a sense of hope and intelligence, even if they feel challenged. The experience fosters a temporary boost in self-esteem, making them feel capable and engaged.
- “I'll never be as cool as Inigo Quilez, but this game has made me feel like not all hope is lost.”
- “I am probably too dumb to keep at this, but for a couple of hours, this game made me feel smart, so thanks for that!”
atmosphere
2 mentions Positive Neutral Negative
100%
The game's atmosphere is characterized by its cozy vibe, enhanced by voxel puzzles and a relaxing soundtrack, which together create an inviting and tranquil experience for players.
- “Its voxel puzzles and chill soundtrack create a cozy atmosphere.”
- “Especially the atmosphere and vibe of the game.”
character development
1 mentions Positive Neutral Negative
100%
Replicube lacks traditional character development, as it does not feature a narrative arc, story, or overarching campaign, resulting in minimal progression for characters.
- “Replicube doesn't follow a traditional progression curve or narrative arc; there is no story, no character development, and no overarching campaign.”
replayability
1 mentions Positive Neutral Negative
100%
Players appreciate the high replayability of the game, largely due to its engaging fantasy aesthetic and the inclusion of an in-game forum that offers custom puzzles and art, enhancing the overall experience.
- “I love the fantasy aesthetic, and the in-game forum providing custom puzzles as well as art adds a ton of replayability.”