Math Juice vs Calcul Mental in Space
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Math Juice
Practice math facts with engaging games designed by teachers. Features timed challenges and a coin-earning mode to make learning enjoyable for students, parents, and educators.
- Speed Run mode for timed practice
- Grind Mode with coin rewards
- Multiplication, division, addition, subtraction practice
- Perfect squares and combined operations
- Progress tracking for parents and teachers
- Reward structure for motivation
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Designed by teachers and tested by students, Math Juice is a brilliant way to make it more fun to practice math facts. Includes two modes: Speed Run - sprint practice...how many can you answer in 1 minute? Grind Mode - marathon practice...get in the zone and earn coins. The more you play, the more you win! Game types include: multiplication 1-12 division 1-12 addition 1-12 subtraction 1-12 perfect squares 11-20 combined multiplication & division 1-12 combined addition & subtraction 1-12 combined all 4 basic operations 1-12 sequential multiplication 1-12 and more! Parents - Math Juice is productive screen time. Swipe right after a game to see how much practice your future mathematician has done. There's a reward structure built in that you can use however you like. Tie game rewards to real life treats...for example: 3 in-game gold coins = 1 real-life ice cream cone...or whatever you can dream up. Teachers - there's no more engaging way for students to practice their math facts. Give it a try yourself and you'll see what we mean. Stat tracking allows you to set individual or class goals...competition AND cooperation both work with Math Juice. Students - enjoy "Productive Play"... in other words, have fun while knowing that the time you spend will benefit you down the road in your academic career. Be sure to contact us if you have any questions or suggestions.
Calcul Mental in Space
Practice mental math with a fun, space-themed game. Improve your calculation speed, reflexes, and math skills through engaging challenges. Master addition, subtraction, multiplication, and division with increasing difficulty levels.
- Mental math practice
- Speed and reflex training
- Addition, subtraction, multiplication, division
- Times and division tables review
- Progressive difficulty levels
- Achievement encouragement
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You will calculate very quickly and increase your reflexes. The game has levels from easy to difficult for you to choose. All the math problems are included for you: Addition Subtraction Multiplication Division Moreover, the game also helps you review quickly: Times tables Division tables Especially, the game always encourages your achievements. You will not have to try to memorize boring math problems. Instead, you will naturally memorize multiplication and division. Your job is just to choose 1 of 4 answers. It will be very easy to play but really hard to achieve a high score. You will feel truly challenged. If you want a high score, you must truly memorize times tables, division tables, addition and subtraction problems, and have good reflexes and calmness. The game can be addictive, you will always want to achieve a high score and break your own record. The result is that you will improve your math skills every day. Increase your reflexes, be calmer, and handle problems better. That is good for your development. The game is completely free and there is no barrier to stop you from quick mental math. I decided to bring this mental math game to more people, hoping to help more of you. Help you no longer be afraid of mental math and love math more. You will play with math problems instead of struggling with them. Terms of Service at https://sites.google.com/view/math-terms-of-service-terms/ Privacy Policy at https://sites.google.com/view/5m-workout-privacy/ Graphics used in this app are designed by Freepik (https://www.freepik.com)
Screenshots
Verdict
The clearest difference is in-app purchases: Math Juice at none against Calcul Mental in Space's 1. Math Juice also leads on ads (none vs shown) and rating (4.7 vs 4.4). Calcul Mental in Space's advantage is update cadence (every 6 days vs every 2 months) and ratings volume (576 vs 18). 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. Calcul Mental in Space sells 1 one-off in-app purchase. Math Juice asks for nothing beyond the download.
Math Juice holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Calcul Mental in Space has 576 ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 92% of Math Juice's written reviews are positive against 71% of Calcul Mental in Space's.
Math Juice ships an update every 2 months, Calcul Mental in Space every 6 days. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.
| Parameter | Math Juice | Calcul Mental in Space |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (18 ratings) — better | 4.4 (576 ratings) |
| Positive reviews | 92.3% of reviews — better | 71.4% of reviews |
| Number of ratings | 18 | 576 — better |
| Update frequency | Every 2 months | Every 6 days — 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 | 12.2 — better | 15.0 |
| Further details — not scored | ||
| Size | 16 MB | 134 MB |
| Age rating | 4+ | 12+ |
| Developer | Bryan Bazilauskas | Huy Le |
Customer experience
Math Juice
Calcul Mental in Space
In-app purchases
Math Juice
No in-app purchases
Calcul Mental in Space
- Upgrade to Premium$2.99
Questions
Is Math Juice free?
Is Calcul Mental in Space free?
Which has better reviews, Math Juice or Calcul Mental in Space?
Do Math Juice or Calcul Mental in Space have ads?
Which is updated more often, Math Juice or Calcul Mental in Space?
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