Comparison

AstroCalcul Fun Mental Math vs MULTICHA

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

AstroCalcul Fun Mental Math

This app helps primary school children master multiplication tables and mental math through an engaging space adventure. It offers personalized revision sessions, progress tracking, and educational mini-games. The app is designed for families with offline functionality and parental controls.

Highlights
  • Targeted multiplication table revision
  • Mental math practice
  • Space adventure gameplay
  • Smart revision system
  • Educational mini-games
  • Progress tracking and badges
  • Offline functionality
Features
Read full description

Is your child stuck on certain multiplication tables? AstroCalcul detects this automatically and offers targeted revision, wrapped in an addictive space adventure. No ads, no subscription. Made by a dad, to help kids learn while having fun. AstroCalcul helps primary school children improve in: Multiplication tables Targeted revision Mental maths Addition and subtraction Division The app adapts to your child's level with several difficulty levels and a smart revision system. Professor Robi teaches addition, subtraction, multiplication and division through several methods, in a fun and educational way. He can also explain step by step the exact calculation your child is stuck on, with "Explain my calculation". SMART REVISION MODE AstroCalcul automatically analyses results and identifies the concepts that need more practice: Personalised revision Targeted practice on the least mastered tables Clear view of progress 12 collectible Revision badges EXPLORE THE GALAXY Every day, your child progresses through a space adventure: Travel from planet to planet, from the Sun to Pluto Discover the solar system, with a fact to learn at each step Once the solar system is explored: set off on a new journey to discover moons (the Moon, Phobos, Europa, Titan and many more) Daily rewards and visible progress in the explorer's logbook DAILY STREAK A flame that grows with each consecutive day of play Bonus avatars to unlock based on consistency A broken streak can be restored with AstroCoins* earned by playing CUSTOMISABLE PROFILE Up to 15 avatars, several of which can be unlocked First name and avatar editable at any time PROFESSOR ROBI An educational assistant who explains addition, subtraction, multiplication and division with several visual methods suited to children. With "Explain my calculation", he also helps with the exact sum your child is stuck on. EDUCATIONAL MINI-GAMES Astro Target Fix the Rocket Hide and Seek with Robi Rebuild the Calculation The Space Market MOTIVATION AND PROGRESS Collect badges Earn AstroCoins* Print badges Detailed progress history DESIGNED FOR FAMILIES No ads, no subscription Works 100% offline Up to 4 child profiles Secure parental controls Customisable notifications GET STARTED FOR FREE Freely access addition, subtraction, multiplication tables, mini-games and history. Upgrade to AstroCalcul Premium (one-time purchase, for life) to unlock division, the personalised "Explain my calculation" help, advanced levels, the full Revision mode and multiple profiles. *AstroCoins are an in-game currency, earned by playing — no real payment is linked to them.

About

MULTICHA

This app transforms multiplication learning into an engaging adventure for children aged 6-12. It uses games, rewards, and animations to make mastering times tables fun and effective, with progress tracking and multilingual support.

Highlights
  • Gamified learning with levels and rewards
  • Multiple game modes (Play, Review, Audio)
  • Progress tracking and leaderboards
  • Multilingual support (English, Spanish, French, Mandarin)
  • Mnemonic techniques for difficult tables
  • Ad-free and no surprise in-app purchases
Features
Read full description

Does your child hate multiplication tables? MULTICHA turns math into adventure! Games, rewards, and animations to learn while having fun. Free to start. MULTIPLICATION TABLES, FINALLY MASTERED MULTICHA is the mental math app that turns learning tables into a video game. Your child progresses without noticing, thanks to a system of levels, rewards, and challenges adapted to their pace. WHY PARENTS CHOOSE MULTICHA - Tables 1 to 5 entirely free, test before committing - Measurable results: visible progress from week 1 - 4 languages: French, English, Spanish, Mandarin, ideal for multilingual families - No ads, no surprise in-app purchases, just learning - Designed for kids ages 6 to 12 3 GAME MODES - PLAY: 10 timed questions, beat your record and earn Bonus Points - REVIEW: Flashcards mode, mark what you know and focus on the rest - AUDIO MODE: Listen to the question and answer by speaking, ideal in the car A GAMING SYSTEM THAT TRULY MOTIVATES Each mastered table unlocks new animations and rewards. The progress board shows your child (and you) which tables are solid and which need work. The leaderboard lets them compare with friends. No more forcing, the child wants to play. TABLES 1 TO 11 COMPLETE Start with tables 1 to 5 for free. Unlock tables 6 to 11, squares (n²), powers of 2, Duel and Sprint with the yearly subscription (18.99 EUR per year, less than 2 EUR per month). Cancel anytime.99 EUR per year, less than 2 EUR per month). Cancel anytime. QUADRILINGUAL FOR FAMILIES WORLDWIDE Francais, English, Espanol, Zhongwen: switch languages with one tap. Ideal for children educated in multiple languages or learning a new one. MEMO TRICKS Built-in mnemonic techniques to remember difficult tables more easily. MULTICHA: Because math can be the favorite part of the day. SUBSCRIPTION (auto-renewable) - MULTICHA Premium: annual subscription (1 year) - Price shown in-app in your local currency - Auto-renews; cancel anytime in your Apple ID settings Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://multicha.app/confidentialite/

Screenshots

AstroCalcul Fun Mental Math4 screens
MULTICHA4 screens

Verdict

The call

The clearest difference is update cadence: MULTICHA at every 2 days against AstroCalcul Fun Mental Math's weekly. MULTICHA also leads on iOS requirement (15.0 vs 17.6). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. AstroCalcul Fun Mental Math sells 1 one-off in-app purchase and MULTICHA sells 2 in-app purchases, starting at $8.99 per year. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

AstroCalcul Fun Mental Math ships an update weekly, MULTICHA every 2 days. Both last shipped on October 31, 2026.

Scorecard2 real differences · 8 level
AstroCalcul Fun Mental Math versus MULTICHA: the parameters behind the verdict, then further details
ParameterAstroCalcul Fun Mental MathMULTICHA
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings—1 — better
Update frequencyWeeklyEvery 2 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.0 — better
Further details — not scored
Size213 MB9 MB
Age rating4+4+
DeveloperJeremy MusetteStephane Lebrati

In-app purchases

1 purchases

AstroCalcul Fun Mental Math

One-time1
  • AstroCalcul Premium$3.99
2 purchases

MULTICHA

Subscriptions2
  • MULTICHA School$8.991 Year
  • MULTICHA Premium$17.991 Year

Questions

Is AstroCalcul Fun Mental Math free?
AstroCalcul Fun Mental Math is free to download, with in-app purchases available.
Is MULTICHA free?
MULTICHA is free to download, with in-app purchases available.
Do AstroCalcul Fun Mental Math or MULTICHA have ads?
Neither AstroCalcul Fun Mental Math nor MULTICHA shows ads.
Which is updated more often, AstroCalcul Fun Mental Math or MULTICHA?
AstroCalcul Fun Mental Math ships an update weekly, and MULTICHA every 2 days. Most recently, AstroCalcul Fun Mental Math was updated on October 31, 2026 and MULTICHA on October 31, 2026.

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