Algodoo vs Our Planets Ark
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
Read full descriptionHide full description
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.
Our Planets Ark
Link cubes together to construct a fleet of spaceships and save humanity from a dying Earth. This addictive puzzle game offers a simple yet engaging experience for players.
- Link same colored cubes
- Build spaceship army
- Addictive puzzle gameplay
- Save Earth from deep space
Read full descriptionHide full description
Earth is flying in deep space, humans need to build a space ship to save the world. There are many ship waiting you to build. By linking the cubes, the space ship army will build up. It is very addictive puzzle game, simply link the same cubes together. Simple but addictive!
Screenshots
Verdict
The clearest difference is ads: Algodoo at none against Our Planets Ark's shown. Algodoo also leads on price ($7.99 vs $14.99) and update cadence (monthly vs every 7 months). On rating, in-app purchases and device support 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
Algodoo costs $7.99 and Our Planets Ark $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Algodoo holds the better App Store score, 3.8 against 3.7. That said, the two scores are not equally well evidenced: Algodoo has 1.2K ratings behind it against 3, so its average is the more settled of the two.
Algodoo ships an update monthly, Our Planets Ark every 7 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | Algodoo | Our Planets Ark |
|---|---|---|
| Price | $7.99 — better | $14.99 |
| Rating | 3.8 (1.2K ratings) — better | 3.7 (3 ratings) |
| Positive reviews | 58.7% of reviews | — |
| Number of ratings | 1.2K — better | 3 |
| Update frequency | Monthly — better | Every 7 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 12.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 29 MB | 129 MB |
| Age rating | 9+ | 4+ |
| Developer | Algoryx Simulation AB | Oscar Tsang |
Customer experience
Algodoo
Our Planets Ark
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
Our Planets Ark
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Algodoo
No in-app purchases
Our Planets Ark
No in-app purchases
Questions
Is Algodoo free?
Is Our Planets Ark free?
Which has better reviews, Algodoo or Our Planets Ark?
Do Algodoo or Our Planets Ark have ads?
Which is updated more often, Algodoo or Our Planets Ark?
Other comparisons















