Comparison

App Rechenrakete 20 vs Jojo's Mathe

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

Head to head
About

App Rechenrakete 20

Features
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Die App ist eine Lern- und Übungsapp zur Rechenrakete 20. Sie enthÀlt Aufgaben zum Aufbau der Zahlen bis 20, zur Orientierung im 20er-Raum und zur Addition und Subtraktion ohne und mit Zehnerüber- und -unterschreitung.

About

Jojo's Mathe

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Mathe-Eule makes math practice an adventure! The friendly learning owl Euline guides elementary school children (grades 1–6) through addition, subtraction, multiplication, and division β€” with automatic difficulty adjustment. PRACTICE WITH EULINE Euline sets four problems per round. Difficulty adjusts automatically: do well and get harder problems, need help and get easier ones. Every child stays motivated. AI LEARNING ASSISTANT Euline explains math problems in a child-friendly way β€” just ask! The AI owl answers patiently and clearly. No jailbreak, no inappropriate content β€” safe for children. HOMEWORK HELPER Take a photo of a math homework problem and Euline analyzes it. Perfect when mom and dad are busy. MATH ADVENTURES Exciting stories with built-in math problems! Choose your adventure setting and solve math puzzles in the story. AI-generated adventures create new stories. EULINE'S HIDEOUT Earn stars by solving math problems and decorate Euline's treehouse! 72 lovingly illustrated watercolor items to collect and place. GRADE BOOK All results at a glance: average, best grade, progress over time. Kids and parents can see learning progress. MULTIPLE PROFILES Siblings can create their own profiles with personal avatars on one device. Each child gets individual difficulty adjustment. PRIVACY No ads, no tracking, no account required. Learning progress and profiles are stored locally on the device. AI features require parental approval and send only the contents needed for the request through our Cloudflare proxy to the AI provider.

Screenshots

App Rechenrakete 204 screens

Verdict

The call

The clearest difference is device support: App Rechenrakete 20 at 3 against Jojo's Mathe's β€”. App Rechenrakete 20 also leads on iOS requirement (12.0 vs 17.0). On price, update cadence and in-app purchases there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

App Rechenrakete 20 ships an update every 6 weeks, Jojo's Mathe monthly. The most recent releases landed on October 31, 2026 and October 18, 2026 respectively.

Scorecard2 real differences Β· 4 level
App Rechenrakete 20 versus Jojo's Mathe: the parameters behind the verdict, then further details
ParameterApp Rechenrakete 20Jojo's Mathe
PriceFreeFree
Update frequencyEvery 6 weeksMonthly β€” better
AdsNoβ€”
In-app purchasesNoNo
DevicesiPhone, iPad, iPod β€” betterβ€”
Requires iOS12.0 β€” better17.0
Further details β€” not scored
Size59 MB20 MB
Age rating4+4+
DeveloperSandra SeiwertGruepi GmbH

In-app purchases

None

App Rechenrakete 20

No in-app purchases

None

Jojo's Mathe

No in-app purchases

Questions

Is App Rechenrakete 20 free?
App Rechenrakete 20 is free to download, with no in-app purchases.
Is Jojo's Mathe free?
Jojo's Mathe is free to download, with no in-app purchases.
Which is updated more often, App Rechenrakete 20 or Jojo's Mathe?
App Rechenrakete 20 ships an update every 6 weeks, and Jojo's Mathe monthly. Most recently, App Rechenrakete 20 was updated on October 31, 2026 and Jojo's Mathe on October 18, 2026.

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