Comparison

Réalité OHgmentée vs AstroCalcul Fun Mental Math

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

Head to head
About

Réalité OHgmentée

Experience SPARKOH! exhibitions in augmented reality. Point your device at themed panels and murals to unlock animated content and games. Capture and share photos of your AR adventures.

Highlights
  • Augmented reality exhibition experiences
  • Interactive animated content
  • AR games
  • Photo capture and collection
  • Social media sharing
Read full description

Vivez et revivez les grandes expositions de SPARKOH! en réalité augmentée: Un Dernier OH! et Les Coulisses de mon Assiette. SPARKOH! offre, aux visiteurs, des moments pour apprendre et s'amuser. Notre application vous permet de continuer cette expérience en réalité augmentée, sur la route pour quitter les lieux et rentrer chez soi la tête pleine de jolis souvenirs ou en se baladant du côté de la cafétéria. En effet, dans ces endroits emblématiques de SPARKOH!, de grands panneaux thématiques et une fresque sont disposés. Pointez notre application de réalité augmentée vers ces panneaux et vous découvrirez des contenus animés et des jeux. L'application vous permet ainsi de profiter de nos grandes expositions, vous placer dans le monde numérique, de jouer à des jeux, vous prendre en photo et collecter ces photos dans votre smartphone de manière à les partager ensuite sur les réseaux sociaux. Venez avec nous et vivez l'aventure SPARKOH! en réalité augmentée !

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.

Screenshots

Réalité OHgmentée4 screens
AstroCalcul Fun Mental Math4 screens

Verdict

The call

The clearest difference is in-app purchases: Réalité OHgmentée at none against AstroCalcul Fun Mental Math's 1. AstroCalcul Fun Mental Math's advantage is update cadence (weekly vs every 2 weeks). On price, review sentiment, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. AstroCalcul Fun Mental Math sells 1 one-off in-app purchase. Réalité OHgmentée asks for nothing beyond the download.

UpkeepUpdate frequency

Réalité OHgmentée ships an update every 2 weeks, AstroCalcul Fun Mental Math weekly. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

Scorecard3 real differences · 5 level
Réalité OHgmentée versus AstroCalcul Fun Mental Math: the parameters behind the verdict, then further details
ParameterRéalité OHgmentéeAstroCalcul Fun Mental Math
PriceFreeFree
Positive reviews100.0% of reviews100.0% of reviews
Update frequencyEvery 2 weeksWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better17.6
Further details — not scored
Size306 MB213 MB
Age rating4+4+
DeveloperHovertone SPRLJeremy Musette

Customer experience

Réalité OHgmentée

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

AstroCalcul Fun Mental Math

Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Réalité OHgmentée

No in-app purchases

1 purchases

AstroCalcul Fun Mental Math

One-time1
  • AstroCalcul Premium$3.99

Questions

Is Réalité OHgmentée free?
Réalité OHgmentée is free to download, with no in-app purchases.
Is AstroCalcul Fun Mental Math free?
AstroCalcul Fun Mental Math is free to download, with in-app purchases available.
Do Réalité OHgmentée or AstroCalcul Fun Mental Math have ads?
Neither Réalité OHgmentée nor AstroCalcul Fun Mental Math shows ads.
Which is updated more often, Réalité OHgmentée or AstroCalcul Fun Mental Math?
Réalité OHgmentée ships an update every 2 weeks, and AstroCalcul Fun Mental Math weekly. Most recently, Réalité OHgmentée was updated on October 24, 2026 and AstroCalcul Fun Mental Math on October 21, 2026.

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