Algodoo vs Epoch Core
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Algodoo
Design and experiment with realistic 2D physics simulations. Build intricate machines, create virtual science experiments, and explore cause and effect. Share your creations and discover those of others in a vibrant community.
- Create objects with shapes or free-hand drawing
- Combine components for intricate machines
- Choose and customize materials
- Simulate physics with gravity and aerodynamics
- Explore ideas through trial and error
- Build animations, contraptions, and experiments
- Access community-created scenes
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Bring your ideas to life with realistic physics in Algodoo. This creative and educational app lets you design two-dimensional scenes where objects move according to the laws of physics. See cause and effect in action and refine your builds to perfection. Algodoo is a virtual 2D construction set to enjoy the creative thrill of building fun scenes and machines. You’ll never run out of parts. You can go deeper and analyse the motion and learn about mechanical devices. Once you master the tools and principles, you can build sandbox games or mesmerising, complex simulations. • Use basic 2D geometrical shapes or the free-hand drawing tool to create objects. • Combine components like axles, springs, motors, ropes, and lasers to create intricate machines. • Choose from various materials—steel, wood, rubber, water, and helium—and customise at will. • Press “Simulate” to bring your scene to life, moving under the forces of gravity, aerodynamics, buoyancy, and more. • Use trial and error to explore ideas and perfect your inventions. • Express your imagination with vibrant colors, shapes, and textures. Looking to build animations, contraptions, marble races, moving structures, chain reactions, or virtual science experiments? With Algodoo, the possibilities for invention, creativity, and exploration are endless. With the Quick Tour and tutorial videos, you can easily learn Algodoo’s basic tools and principles. It's not just for fun— the scientific foundation of Algodoo makes it a great teaching and learning aid for exploring physics concepts, operating principles of machines, and even construction. Discover the creativity of others and get inspired for your next build by visiting the Algobox library. Access thousands of scenes created by the Algodoo community and share your own creations by signing up for an Algobox account. Algodoo offers endless fun for users of all ages. Download the app now and start building, and search for #Algodoo on YouTube or social media to explore videos showcasing imaginative creations from our global community.
Epoch Core
Explore procedurally generated, earth-like planets with ambient music. Designed for relaxation, this app offers a unique visual and auditory experience. Requires newer iOS devices for full graphical features.
- Procedural planet generation
- Earth-like planet exploration
- Ambient music
- Relaxing experience
- Full graphic features on newer devices
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Epoch Core, formerly known as "Lonely Planet Tech Demo" generates planets with its procedural algorithm. You can explore every planet that is earth-like with ambient music and relax. -------- To fully enable graphic features in Epoch Core, please use iPhone 6 / iPad Air 2 or newer generation of iOS devices. Old devices may not be supported.
Screenshots
Verdict
The clearest difference is price: Epoch Core at Free against Algodoo's $7.99. Epoch Core also leads on review sentiment (75% vs 59%) and device support (3 vs 1). Algodoo's advantage is update cadence (monthly vs every 18 months) and ratings volume (878 vs 5). On rating, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Epoch Core is free to download; Algodoo costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 3.8 for Algodoo against 3.8 for Epoch Core. That said, the two scores are not equally well evidenced: Algodoo has 878 ratings behind it against 5, so its average is the more settled of the two. Written reviews are what separate them: 59% of Algodoo's written reviews are positive against 75% of Epoch Core's.
Algodoo ships an update monthly, Epoch Core every 18 months. The most recent releases landed on October 14, 2026 and September 17, 2026 respectively.
| Parameter | Algodoo | Epoch Core |
|---|---|---|
| Price | $7.99 | Free — better |
| Rating | 3.8 (878 ratings) | 3.8 (5 ratings) |
| Positive reviews | 58.7% of reviews | 75.0% of reviews — better |
| Number of ratings | 878 — better | 5 |
| Update frequency | Monthly — better | Every 18 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 | 8.0 — better |
| Further details — not scored | ||
| Size | 29 MB | 162 MB |
| Age rating | 9+ | 4+ |
| Developer | Algoryx Simulation AB | 昊天 郑 |
Customer experience
Algodoo
Epoch Core
Bugs and requests
Algodoo
Reported bugs
4 issues- Scenes resetting to tutorial
- Textures and images not loading properly
- Crashes when trying to import images
- Buttons and controls not working as expected
Requested features
4 requests- Add text and scripting options on mobile
- Improve mobile UI and controls
- Implement more features from PC version
- Fix issues with account bans and deletions
Epoch Core
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Algodoo
No in-app purchases
Epoch Core
No in-app purchases









