CatchyNumbers vs Kazuasobi Math Drill
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
CatchyNumbers
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CatchyNumbers turns first numbers into playful, ad-free fun for little learners. Simple enough for tiny hands, with no reading required and no confusing menus. FOUR GENTLE GAMES ⢠Count ā count the objects and tap the right number ⢠Number Match ā match each digit to the right amount ⢠More or Less ā spot which side has more or fewer ⢠Dot to Dot ā connect the dots and reveal a surprise MADE FOR LITTLE ONES ⢠Big, friendly buttons and clear, rounded numbers ⢠Cheerful sounds and a confetti celebration for every win ⢠Gentle pace ā no timers, no losing, no pressure SAFE & PARENT-FRIENDLY ⢠No ads, ever ā and no third-party tracking ⢠Purchases kept behind a parental gate ⢠One-time unlock: pay once, yours forever ⢠Nine languages, switchable in-app ā great for early second-language exposure From BE PLUS, a small studio making clean, calm, ad-free learning games for kids. Part of the Catchy family ā also try CatchyLetters and CatchyLogic.
Kazuasobi Math Drill
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A daily arithmetic practice app for elementary school children. It covers the full elementary curriculum from grade 1 to grade 6 as timed drills, and records your best time and best score for every course. ā Units unlock by grade 47 units, from counting in grade 1 to ratios in grade 6. Only the units up to the grade you choose will appear, so children never get stuck on something they have not been taught yet. ā Built for the calculation cards used as homework 90 addition cards from 1+1 to 10+9, plus the 90 subtraction cards that mirror them. Work through the same deck used at school while the timer runs. ā Problems adapt to the child The app looks at how quickly a question is answered, not only whether it was right, and picks problems at a difficulty that fits. Not so easy that it gets boring, not so hard that the child stops. ā Word problems start with building the equation Read the sentence, choose the equation, then calculate. Change a setting and the child writes the equation themselves. The answer needs a unit too, so units never get forgotten. ā Mental arithmetic read aloud (soroban style) Questions are read out loud and answered from memory. ā Hints show how to think, not the answer Number lines and diagrams show the approach. A hint never simply gives the result. ā Mistakes come back later Missed questions are remembered and shown again after a gap, when they are just about to be forgotten. ā Units included Grade 1 counting, addition, subtraction, carrying, borrowing Grade 2 two-digit arithmetic, times tables, units of length and weight, telling time Grade 3 division, remainders, long multiplication, large numbers, fractions, decimals Grade 4 rounding, decimal multiplication and division, like fractions, order of operations, area, angles Grade 5 multiples and factors, LCM and GCD, primes, unlike fractions, averages, percentages, speed, volume Grade 6 fraction multiplication and division, ratios, area of a circle, letters in equations Advanced positive and negative numbers, prime factorisation, classic Japanese word problems No ads. All records stay on the device.
Screenshots
Verdict
The clearest difference is in-app purchases: Kazuasobi Math Drill at none against CatchyNumbers's 1. CatchyNumbers's advantage is update cadence (every 3 days vs every 10 days) and iOS requirement (16.6 vs 18.6). On price, ads and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. CatchyNumbers sells 1 one-off in-app purchase. Kazuasobi Math Drill asks for nothing beyond the download.
CatchyNumbers ships an update every 3 days, Kazuasobi Math Drill every 10 days. The most recent releases landed on October 5, 2026 and October 9, 2026 respectively.
| Parameter | CatchyNumbers | Kazuasobi Math Drill |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days ā better | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | No ā better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.6 ā better | 18.6 |
| Further details ā not scored | ||
| Size | 3 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | BE PLUS S.R.L. | nakagawa kenta |
In-app purchases
CatchyNumbers
- Unlock All Games$1.99
Kazuasobi Math Drill
No in-app purchases
Questions
Is CatchyNumbers free?
Is Kazuasobi Math Drill free?
Do CatchyNumbers or Kazuasobi Math Drill have ads?
Which is updated more often, CatchyNumbers or Kazuasobi Math Drill?
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