Comparison

Zapiano vs Number Decomposition

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

Head to head
About

Zapiano

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Inside the Zapiano app, you can: Access all of your videos in one easy to use app Receive push notifications with the latest news and updates Access to all of your videos without having to remember your password Save your favorite posts so you can quickly find them later END USER LICENSE AGREEMENT https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Number Decomposition

This educational app teaches children foundational math skills by focusing on number bonds up to 10, avoiding counting to build a strong understanding of arithmetic. It uses visual aids and a structured approach for quick, accurate recall of addition and subtraction facts.

Highlights
  • Number bonds up to 10
  • Drag and drop interface
  • Visual quantity images
  • Spaced repetition learning
  • Child-friendly avatars
  • Offline functionality
Features
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LEARN MATH – WITHOUT COUNTING Many children learn arithmetic by counting. That is tedious and often the start of later difficulties with math. This app begins exactly where true understanding develops after quantity–number correspondence: with the automation of number bonds up to 10. Children learn how numbers are structured and can solve addition and subtraction tasks safely, quickly, and from memory. No counting, no frustration, with visible success. HOW IT WORKS β€’ Example: 8 = ? and 3 β€’ One part is given, the other is added via drag & drop β€’ Correct? β†’ reward and progress β€’ Wrong? β†’ gentle feedback and repeat β€’ Only fast, correct answers (under 5 seconds) count as β€œknown by heart” MADE FOR CHILDREN – EVEN WITHOUT READING β€’ Intuitive operation with number tiles and structured quantity images (dice, fingers, dots, and more) β€’ Four child-friendly animal avatars: panda, dolphin, cat, dog β€’ Each correct task colors the avatar more β€’ Learning progress is always visible and motivating FOCUSED LEARNING INSTEAD OF A GAME APP β€’ Reduced sounds and calm, clear visuals β€’ No distracting effects, no flashy colors β€’ Clear didactic structure: not a game, but a real teaching and learning app PEDAGOGICALLY SOUND – RESEARCH-BASED β€’ Leitner learning system with spaced repetition (boxes 1–4) β€’ Didactic reduction: only meaningful decompositions, no swapped pairs, no zero β€’ Structured quantity images strengthen number sense and understanding β€’ Error-oriented learning: incorrect tasks are deliberately repeated β€’ Progress per avatar is transparent – also for parents and teachers SAFE AND AD-FREE β€’ No ads β€’ No in-app purchases β€’ Works offline – ideal for on the go β€’ One-time purchase, permanent use DOWNLOAD NOW – MAKE MATH SIMPLE With this app, your child becomes a master of number bonds: playful, visually structured, and sustainable. Ideal for preschool, first grade, or home practice – without distractions and with full focus on what matters.

Screenshots

Zapiano4 screens
Number Decomposition4 screens

Verdict

The call

The clearest difference is price: Zapiano at Free against Number Decomposition's $3.99. Zapiano also leads on update cadence (fortnightly vs every 5 months). On ads, in-app purchases, device support and iOS requirement 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

Zapiano is free to download; Number Decomposition costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Zapiano ships an update fortnightly, Number Decomposition every 5 months. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

Scorecard2 real differences Β· 6 level
Zapiano versus Number Decomposition: the parameters behind the verdict, then further details
ParameterZapianoNumber Decomposition
PriceFree β€” better$3.99
Positive reviewsβ€”100.0% of reviews
Update frequencyFortnightly β€” betterEvery 5 months
AdsNoNo
In-app purchasesNoNo
Monetizationβ€”Paid
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.6 β€” better17.0
Further details β€” not scored
Size49 MB78 MB
Age rating4+4+
Developeractiv music GmbHLernwunder

In-app purchases

None

Zapiano

No in-app purchases

None

Number Decomposition

No in-app purchases

Questions

Is Zapiano free?
Zapiano is free to download, with no in-app purchases.
Is Number Decomposition free?
Number Decomposition costs $3.99, with no in-app purchases.
Do Zapiano or Number Decomposition have ads?
Neither Zapiano nor Number Decomposition shows ads.
Which is updated more often, Zapiano or Number Decomposition?
Zapiano ships an update fortnightly, and Number Decomposition every 5 months. Most recently, Zapiano was updated on October 24, 2026 and Number Decomposition on October 12, 2026.

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