Comparison

My MathBox 1 vs Zerlegen

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

Head to head
About

My MathBox 1

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MatheKiste – Learning Math with Joy for Elementary & Preschool (German & English) Developed by an experienced primary school teacher with over 20 years of experience. MatheKiste is a lovingly designed, bilingual learning app for children aged 5 and up. It was specially developed for preschool and first grade, and is ideal for learning math in early elementary school – whether for school entry, reinforcement, or extra practice at home. Learning goals of the app: • Learn to calculate with joy • Understand and compare numbers • Orientation in the number range up to 20 • Build number sense (developing calculation strategies) Content of MatheKiste – Math app for children: Over 15 task formats across 4 main areas: • Writing and sorting numbers • Discovering numbers • Calculating with friends • Counting and comparing The app places special emphasis on a playful and sustainable introduction to the world of numbers. Instead of rushing through calculations, children learn to recognize, write, compare, and place numbers in the number range. This builds essential math foundations in a joyful and focused way. Bilingual – German & English The app is fully usable in German or English – ideal for multilingual families, bilingual classrooms, or early language learning. Motivation through a reward system: For every 15 correctly solved tasks, a new sticker is unlocked – encouraging progress and making math fun! Child-friendly & safe – 100% ad-free: • No ads • No in-app purchases • No login, no tracking • Fully usable offline • All content includes audio support (also available offline) Tip for voice output (offline use): On iPad > Accessibility > Spoken Content, we recommend activating the voice "Petra (Enhanced)" for the best reading quality. For use in the classroom & homeschooling: The app is ideal for use in class – e.g. during individual work, weekly plans, or support lessons. We welcome your feedback! MatheKiste is actively being developed. I welcome suggestions, feedback, and educational ideas via the support email.

About

Zerlegen

Features
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Zerlegen hilft Kindern, Zahlen besser zu verstehen: Mengen am Zehnerstreifen legen, erfassen, zerlegen und wieder zusammensetzen ist die Grundlage für sicheres Rechnen (Teil-Ganzes-Verständnis). • Für Nichtleser gestaltet: klare Bilder, gesprochene Anleitungen, keine Werbung, keine Ablenkung • Vielfältige Übungen vom Mengenlegen bis zur Aufgabenfamilie • Neun Spiele zum Automatisieren der Zahlzerlegungen, zum Beispiel Verliebte Zahlen, Häuser bauen und Bushaltestelle • Fortschritt pro Kind (Kompetenzraster), mehrere Profile, komplett offline • Fachdidaktisch fundiert Zerlegen ist für den Anfangsunterricht entwickelt und eignet sich für zu Hause wie für die Schule.

Screenshots

My MathBox 14 screens

Verdict

The call

The clearest difference is price: My MathBox 1 at Free against Zerlegen's $0.49. My MathBox 1 also leads on update cadence (weekly vs every 5 weeks). Zerlegen's advantage is iOS requirement (16.0 vs 18.4). On ads, in-app purchases 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

My MathBox 1 is free to download; Zerlegen costs $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

My MathBox 1 ships an update weekly, Zerlegen every 5 weeks. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

Scorecard3 real differences · 3 level
My MathBox 1 versus Zerlegen: the parameters behind the verdict, then further details
ParameterMy MathBox 1Zerlegen
PriceFree — better$0.49
Update frequencyWeekly — betterEvery 5 weeks
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad — betteriPad
Requires iOS18.416.0 — better
Further details — not scored
Size148 MB52 MB
Age rating4+4+
DeveloperJORN FRANKENFELDChristian Urff

In-app purchases

None

My MathBox 1

No in-app purchases

None

Zerlegen

No in-app purchases

Questions

Is My MathBox 1 free?
My MathBox 1 is free to download, with no in-app purchases.
Is Zerlegen free?
Zerlegen costs $0.49, with no in-app purchases.
Do My MathBox 1 or Zerlegen have ads?
Neither My MathBox 1 nor Zerlegen shows ads.
Which is updated more often, My MathBox 1 or Zerlegen?
My MathBox 1 ships an update weekly, and Zerlegen every 5 weeks. Most recently, My MathBox 1 was updated on October 16, 2026 and Zerlegen on October 14, 2026.

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