Comparison

Number Decomposition vs MathQuest

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

Head to head
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
Read full description

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.

About

MathQuest

Features
Read full description

MathQuest turns math practice into an adventure kids actually look forward to. Pick a cute animal hero, jump through colorful worlds, and solve math problems at every gate by jumping onto the correct answer block. Fun math games for kids in 1st grade, 2nd grade, and 3rd grade (ages 6-10), with a curriculum that grows with your child. Built around the Common Core State Standards: - World 1 (Green Meadows) covers Grade 1 math: addition, subtraction, and place value within 20 - World 2 (Treehouse Canopy) covers Grade 2 math: time, money, geometry, and halves/thirds/fourths - World 3 (Sky Islands) covers Grade 3 math: multiplication, division, times tables, fractions, area, and perimeter - More worlds covering Grades 4-6 are in the works WHY KIDS LOVE IT - Four animal heroes (cat, bunny, bear, frog), each fully animated - Six beautiful world themes: blossom, ocean, forest, candy, galaxy, citrus - Story Mode with star-rating goals - Adventure Mode: endless procedural levels with hearts and adaptive difficulty - Optional friends leaderboard for kids who like a little friendly competition (parent-controlled) WHY PARENTS LOVE IT - No ads, ever. No third-party advertising. No cross-app tracking. - Parental gate before every purchase - Try the first 10 levels of every world for free, no account required - Optional cloud sync so progress moves between devices - Available in 11 languages: English, Swedish, Chinese (Simplified & Traditional), German, Spanish, French, Hindi, Japanese, Korean, Portuguese - Privacy-first - we don't sell or share data with advertisers TRY FREE, BUY ONCE - 10 free levels per world to try before you buy - $2.99 (or local equivalent) to unlock the rest of any world - Each unlock includes full Story Mode AND unlimited Adventure Mode for that world - One-time purchase per world, no subscription, no recurring charges - Family Sharing supported ACCESSIBILITY - Touch and keyboard controls - iPhone, iPad, and macOS support - Works in portrait and landscape - Audio can be muted Questions or feedback? Visit mathquest.danielhan.dev.

Screenshots

Number Decomposition4 screens
MathQuest4 screens

Verdict

The call

The clearest difference is price: MathQuest at Free against Number Decomposition's $3.99. MathQuest also leads on update cadence (every 5 days vs every 5 months) and iOS requirement (15.0 vs 17.0). Number Decomposition's advantage is in-app purchases (none vs 3). On ads and device support 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

MathQuest is free to download; Number Decomposition costs $3.99 up front. MathQuest sells 3 one-off in-app purchases. Number Decomposition asks for nothing beyond the download.

UpkeepUpdate frequency

Number Decomposition ships an update every 5 months, MathQuest every 5 days. Both last shipped on September 15, 2026.

Scorecard4 real differences Β· 4 level
Number Decomposition versus MathQuest: the parameters behind the verdict, then further details
ParameterNumber DecompositionMathQuest
Price$3.99Free β€” better
Positive reviews100.0% of reviewsβ€”
Update frequencyEvery 5 monthsEvery 5 days β€” better
AdsNoNo
In-app purchasesNo β€” betterYes
MonetizationPaidβ€”
DevicesiPhone, iPadiPhone, iPad, iPod β€” better
Requires iOS17.015.0 β€” better
Further details β€” not scored
Size78 MB167 MB
Age rating4+4+
DeveloperLernwunderDANIEL XIANGYANG HAN

In-app purchases

None

Number Decomposition

No in-app purchases

3 purchases

MathQuest

One-time3
  • Unlock Green Meadows$2.99
  • Unlock Treehouse Canopy$2.99
  • Unlock Sky Islands$2.99

Questions

Is Number Decomposition free?
Number Decomposition costs $3.99, with no in-app purchases.
Is MathQuest free?
MathQuest is free to download, with in-app purchases available.
Do Number Decomposition or MathQuest have ads?
Neither Number Decomposition nor MathQuest shows ads.
Which is updated more often, Number Decomposition or MathQuest?
Number Decomposition ships an update every 5 months, and MathQuest every 5 days. Most recently, Number Decomposition was updated on September 15, 2026 and MathQuest on September 15, 2026.

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