NEPO Missions vs Mars
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
NEPO Missions
Embark on a simulated Mars mission where you program a rover to explore for water and life. This educational game uses a visual programming language, making it accessible for beginners, and features 17 levels inspired by real space exploration.
- Simulated Mars rover programming
- Explore for water and life
- Visual programming language
- 17 exciting levels
- Inspired by real ESA missions
- Learn about space and sensors
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Program like the pros, research like the astronauts! NEPO Missions takes you on a real Mars mission. Program a simulated Mars rover »Rosa« based on the original ESA (European Space Agency) rover »Rosalind Franklin« and become a space explorer. Welcome to the mission »Exploration Mars«! Together with a team of experts you sent the rover Rosa to Mars. Rosa has landed safely, and now it's your job to program and send her on an exploration tour. In 17 exciting levels, you'll set out to find traces of water and biological life on Mars. You've never programmed before? Don't worry! Thanks to a visual programming language and lots of support from your space buddy Dalia and the smart robot lady Roberta, you'll get started in no time. Step by step, Rosa and you explore the »red planet«. In the process, you'll learn not only how to program Rosa's movements, but also how to use sensors to explore the planet. But watch out! A dust storm is building up on Mars and threatens to ruin the mission! Will you and Rosa be able to complete all the tasks in time to make space history?NEPO Missions - get started now! • 17 exciting levels • Tasks for beginners and advanced players • Visual programming language, ideal for newbies • For Kids 13 years and older; with adult supervision it is also possible to use it from ten years of age • Inspired by the real ESA mission »ExoMars 2022«. • Simulates a Mars rover based on the original ESA »Rosalind Franklin« rover • Get to know real sensors for research • Gain technical knowledge in a fun way • A programming environment that adapts to your skills • Learn more about Mars and space • Help and sample solutions available NEPO Missions was developed by the Fraunhofer educational initiative »Roberta® - Learning with Robots« in collaboration with »Gentle Troll Entertainment« and with support from the Google.org Impact Challenge. The app is based on the open-source programming platform »Open Roberta Lab«, which is developed by Fraunhofer IAIS in Sankt Augustin (Bonn) and enthuses millions of people worldwide for programming.
Mars
Build and manage a thriving colony on Mars in the year 2050. Explore the planet, research new technologies, and collaborate with other colonies to overcome daily challenges and establish a new civilization.
- Explore Mars with Rovers
- Collaborate on Mega Builds
- Help Citizens with Minigames
- Research New Technologies
- Build Colony Structures
- Collect and Study Stone Samples
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We are in the year 2050, all the resources on Earth are close to depletion, so we have no choice but to colonize other planets. Mars is the closest planet to us, and we have to find a way to colonize it as fast as possible. However, going to a new planet that we never lived on before is not going to be easy. Every day is different and comes with new challenges. -Explore the Mars- Upgrade or unlock new Rovers to explore Mars on exciting Expeditions and collect and study Stone Samples. -Collaborate with other Colonies- Together with other Colonies you can collaborate on building a Space Lift or other Mega Builds. -Help your Citizen with Minigames- Meet various Citizens of your Colony. Like Freddy the Mechanic, Luna the Scientist, Nura the Gardener or Yuri the Technician and help them with little Puzzles or fun Minigames. -New Technologies- Research on new Technologies like Fusion Energy to unlock new Possibilities for your Colony and Humanity -Build your own Colony- Aluminum Mines, Water Pumps, Solar Power Plants, Residences, Nuclear Power Plants, Science Centers and many more Buildings. Build up a completely new Civilization on Mars. Give it a try for yourself and enjoy creating the best Mars Colony of all!
Screenshots
Verdict
The clearest difference is in-app purchases: NEPO Missions at none against Mars's 11. NEPO Missions also leads on ads (none vs shown) and review sentiment (43% vs 20%). Mars's advantage is update cadence (weekly vs monthly). On price 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
Both are free to download. Mars sells 11 one-off in-app purchases. NEPO Missions asks for nothing beyond the download.
NEPO Missions ships an update monthly, Mars weekly. The most recent releases landed on October 4, 2026 and October 16, 2026 respectively.
| Parameter | NEPO Missions | Mars |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (2 ratings) — better |
| Positive reviews | 42.9% of reviews — better | 20.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Monthly | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 185 MB | 407 MB |
| Age rating | 4+ | 4+ |
| Developer | Fraunhofer | Paul Noack |
Customer experience
NEPO Missions
Mars
In-app purchases
NEPO Missions
No in-app purchases
Mars
- Tiny Antimatter Pack$0.99
- Small Antimatter Pack$1.99
- Medium Antimatter Pack$3.99
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- Small Bundle$4.99
- Large Antimatter Pack$8.99
- Small Bundle$12.99
- Medium Bundle$13.99
- Extra Large Antimatter Pack$24.99
- Large Bundle$31.99
- Medium Bundle$34.99
- Large Bundle$69.99









