KANJI the difference vs ArithmeticWorkOut
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
KANJI the difference
Test your kanji recognition skills by finding the single different character among similar ones within a 30-second time limit. Earn bonus points for consecutive correct answers and track your progress with detailed play statistics. Enjoy a collection of over 300 questions, from common to obscure kanji, accompanied by calming background music.
- Find different kanji
- 30-second time limit
- Consecutive answer bonus
- Over 300 questions
- Score sharing
- Play status tracking
- Calming background music
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An application to find only one different kanji among similar kanji within a time limit of 30 seconds. You can get more points by consecutive correct answers! Abundant number of questions More than 300 questions, ranging from familiar to difficult-to-read kanji! ●Share function Share your scores on Twitter! ●Play Status Record the number of questions found per second! ●Calming BGM Concentrate on playing with relaxing background music! Translated with www.DeepL.com/Translator (free version)
ArithmeticWorkOut
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App to record your baby's life Easy to input, easy to check your baby's life! 1. register routine tasks 2. input time and tasks 3. Check the history What I want to record about my baby. ・Waking up, sleeping, feeding, weaning, etc. ・Milk, feeding, baby food, etc. ・Timing of pee, poop, etc. You can change the contents freely, so please try it out in your own way!
Screenshots
Verdict
The clearest difference is update cadence: KANJI the difference at every 3 months against ArithmeticWorkOut's every 12 months. ArithmeticWorkOut's advantage is iOS requirement (13.0 vs 18.0). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
KANJI the difference ships an update every 3 months, ArithmeticWorkOut every 12 months. The most recent releases landed on September 30, 2026 and September 14, 2026 respectively.
| Parameter | KANJI the difference | ArithmeticWorkOut |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 months — better | Every 12 months |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 18.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 15 MB | 67 MB |
| Age rating | 4+ | 4+ |
| Developer | Shuya Komiya | hideaki fukumura |
In-app purchases
KANJI the difference
No in-app purchases
ArithmeticWorkOut
No in-app purchases
Questions
Is KANJI the difference free?
Is ArithmeticWorkOut free?
Do KANJI the difference or ArithmeticWorkOut have ads?
Which is updated more often, KANJI the difference or ArithmeticWorkOut?
Other comparisons
