Comparison

Sumaze! Primary vs NumberBondz

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

Head to head
About

Sumaze! Primary

This educational puzzle game is designed for young learners aged 4-7 to develop problem-solving and mathematical thinking skills. It covers fundamental concepts like addition, subtraction, and pattern recognition through engaging gameplay.

Highlights
  • Develops problem-solving skills
  • Teaches addition and subtraction
  • Explores odds & evens
  • Introduces doubling & halving
  • Focuses on finding patterns
  • Immersive gameplay
Features
Read full description

New in the award-winning Sumaze! series is Sumaze! Primary, a fun educational puzzle game aimed at little mathematicians aged between 4 and 7-years-old. Let your young learners explore and develop independently with our immersive new maths game. There's no assumed knowledge beyond being able to count to 20, but Sumaze! Primary develops important problem-solving skills and mathematical thinking from a young age. Sumaze! Primary levels explore: - Adding - Taking away - Odds & evens - Doubling & halving - Finding patterns - and more! This is the latest app from MEI, and follows on from the award-winning Sumaze! and Sumaze! 2 (aimed at older learners).

About

NumberBondz

Features
Read full description

NumberBondz helps young children build a strong math foundation by learning number bonds, addition, and subtraction from 0–10 in a fun, visual, and pressure-free way. Designed for ages 3–7, NumberBondz turns an essential math concept into playful exploration, helping kids understand how numbers work together — not just memorize answers.

Screenshots

Sumaze! Primary4 screens
NumberBondz4 screens

Verdict

The call

The clearest difference is in-app purchases: Sumaze! Primary at none against NumberBondz's 1. Sumaze! Primary also leads on iOS requirement (9.0 vs 15.1). On price, update cadence, 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. NumberBondz sells 1 in-app purchase, starting at $2.99 per month. Sumaze! Primary asks for nothing beyond the download.

UpkeepUpdate frequency

Sumaze! Primary ships an update every 4 months, NumberBondz every 2 months. The most recent releases landed on October 12, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 8 level
Sumaze! Primary versus NumberBondz: the parameters behind the verdict, then further details
ParameterSumaze! PrimaryNumberBondz
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 4 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better15.1
Further details — not scored
Size165 MB43 MB
Age rating4+4+
DeveloperMathematics in Education and IndustryLuca Nagy

In-app purchases

None

Sumaze! Primary

No in-app purchases

1 purchases

NumberBondz

Subscriptions1
  • NumberBondz Pro$2.991 Month

Questions

Is Sumaze! Primary free?
Sumaze! Primary is free to download, with no in-app purchases.
Is NumberBondz free?
NumberBondz is free to download, with in-app purchases available.
Do Sumaze! Primary or NumberBondz have ads?
Neither Sumaze! Primary nor NumberBondz shows ads.
Which is updated more often, Sumaze! Primary or NumberBondz?
Sumaze! Primary ships an update every 4 months, and NumberBondz every 2 months. Most recently, Sumaze! Primary was updated on October 12, 2026 and NumberBondz on October 28, 2026.

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