KanjiPelmanism byNSDev vs ArithmeticWorkOut
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
KanjiPelmanism byNSDev
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This apps have 16 levels. One level have 30 pelmanisms. One pelmanism have 12 cards. *Function Sound On/OFF If you have any request, let me know.
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 ads: KanjiPelmanism byNSDev at none against ArithmeticWorkOut's shown. ArithmeticWorkOut's advantage is update cadence (every 12 months vs every 39 months) and iOS requirement (13.0 vs 15.6). On price, 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.
KanjiPelmanism byNSDev ships an update every 39 months, ArithmeticWorkOut every 12 months. The most recent releases landed on June 1, 2026 and September 14, 2026 respectively.
| Parameter | KanjiPelmanism byNSDev | ArithmeticWorkOut |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 39 months | Every 12 months — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 17 MB | 67 MB |
| Age rating | 4+ | 4+ |
| Developer | NIHON SYSTEM DEVELOPER CORPORATION | hideaki fukumura |
In-app purchases
KanjiPelmanism byNSDev
No in-app purchases
ArithmeticWorkOut
No in-app purchases
Questions
Is KanjiPelmanism byNSDev free?
Is ArithmeticWorkOut free?
Do KanjiPelmanism byNSDev or ArithmeticWorkOut have ads?
Which is updated more often, KanjiPelmanism byNSDev or ArithmeticWorkOut?
Other comparisons
