MATHICS vs Litter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MATHICS
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Become a master of mental arithmetic! Mental arithmetic is not difficult, it just takes practice. With MATHICS you can practice unlimitedly. And you can practice unlimitedly at any time, whether you're offline or online, whether you have 3 minutes or an hour. And you can practice WITHOUT being disturbed by ADVERTISING. And you can practice ALL basic arithmetic operations: addition, subtraction, multiplication, division. Have you ever been annoyed that your classmates or colleagues can do math faster than you? Yes? No, they are not smarter than you. They just had more practice. Catch up with them now! Whether at school, at work or at home: mental arithmetic helps! Amaze yourself with your skills! Recognize that mental arithmetic is fun, but that it's even more fun to become faster and more confident with basic arithmetic operations and to be able to concentrate and focus for longer. Find out how you become faster with each practice session, solve more difficult tasks, or make fewer mistakes. MATHICS gives you endless tasks in nine difficulty levels. All difficulty levels are already installed with this free app. This means no hidden costs through in-app purchases or subscriptions. At the lower levels, simple basic knowledge of the 4 basic arithmetic operations is sufficient to solve the tasks. At the higher levels you need a real professional to solve the tasks in your head. For example, for multiplication and division, level 3 corresponds to the small multiplication table, level 4 corresponds to the large multiplication table. Each level has 6 to 16 tasks and corresponding solutions. There are two ways to connect solutions to tasks. Either you find the solution to the task marked in red, then simply tapping on the correct solution is enough. Or you find the solution to any task, then you can drag the solution box onto the task and connect it to it. If you really don't know any further, the help function will provide you with the right solution. Now have fun exploring your abilities.
Litter
Engage with environmental topics through interactive articles and mini-games focused on waste management and recycling. Compete with friends and others on leaderboards while tracking your progress and building a community dedicated to a cleaner planet.
- Environmental articles and resources
- Interactive quizzes and sorting games
- Global and friend leaderboards
- Social connection and progress tracking
- Waste management and recycling focus
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Learn about waste management, recycling, and environmental responsibility through engaging resources and fun mini-games. Features: * Learn: Explore articles and resources on important environmental topics. * Play: Test your knowledge with quizzes, challenge your sorting skills with Connections, or try the fast-paced Catcher game. * Compete: Climb the global and friends leaderboards by earning points in games. * Connect: Find and add friends, see their progress, and build a community focused on a cleaner planet. * Track: Monitor your score, view your profile, and see your recent game activity. Join the Litter-acy community and turn learning about waste into a fun, competitive experience! Download now and start making a difference.
Screenshots
Verdict
The clearest difference is device support: MATHICS at 3 against Litter's 1. MATHICS also leads on iOS requirement (9.0 vs 17.2). On price, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | MATHICS | Litter |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (7 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 7 — better |
| Update frequency | — | Daily |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 9.0 — better | 17.2 |
| Further details — not scored | ||
| Size | 54 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Jutta Schindler | Justin Chung |
In-app purchases
MATHICS
No in-app purchases
Litter
No in-app purchases









