Comparison

Katakana Memory Hint [Idn] vs Act Study

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

Head to head
About

Katakana Memory Hint [Idn]

Features
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1. Description Study katakana the fun way using mnemonic pictures and check your understanding with a variety of quizzes! Recommended for: Complete beginners in Japanese Anyone interested in Japanese letters 2. Features -Features pictures, sound and animation to help you remember the katakana characters. -Includes quizzes for checking your understanding of the katakana you've learned. -Includes simple explanations about the Japanese writing system and the characters used in it. -A katakana table allows you to tap each katakana to hear how it's pronounced. 3. Tested Devices iPhone 6 Plus, iPhone 6, iPhone 5s, iPhone 5, iPhone 4s, iPad Air2, iPod touch 5th Generation. *Requires iOS 8 or later 4.Contact the Developer If you have any questions or suggestions please feel free to send them to us at the following email address. app-kc@jpf.go.jp

About

Act Study

Features
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For technical intern trainees who want to work in Japan, we have made it possible to study Japanese on mobile! You can access the app from your phone anytime, anywhere, and study Japanese with videos, tests, etc.

Screenshots

Katakana Memory Hint [Idn]4 screens
Act Study4 screens

Verdict

The call

The clearest difference is in-app purchases: Katakana Memory Hint [Idn] at none against Act Study's 1. Katakana Memory Hint [Idn] also leads on iOS requirement (8.0 vs 15.2). Act Study's advantage is update cadence (monthly vs every 5 months). On price, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Act Study sells 1 one-off in-app purchase. Katakana Memory Hint [Idn] asks for nothing beyond the download.

UpkeepUpdate frequency

Katakana Memory Hint [Idn] ships an update every 5 months, Act Study monthly. The most recent releases landed on October 19, 2026 and October 8, 2026 respectively.

Scorecard3 real differences ยท 3 level
Katakana Memory Hint [Idn] versus Act Study: the parameters behind the verdict, then further details
ParameterKatakana Memory Hint [Idn]Act Study
PriceFreeFree
Update frequencyEvery 5 monthsMonthly โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPodiPhone, iPad, iPod โ€” better
Requires iOS8.0 โ€” better15.2
Further details โ€” not scored
Size23 MB104 MB
Age rating4+4+
DeveloperThe Japan Foundation Japanese-Language Institute, KansaiANYONE INC.

In-app purchases

None

Katakana Memory Hint [Idn]

No in-app purchases

1 purchases

Act Study

One-time1
  • IQ TESTFree

Questions

Is Katakana Memory Hint [Idn] free?
Katakana Memory Hint [Idn] is free to download, with no in-app purchases.
Is Act Study free?
Act Study is free to download, with in-app purchases available.
Do Katakana Memory Hint [Idn] or Act Study have ads?
Neither Katakana Memory Hint [Idn] nor Act Study shows ads.
Which is updated more often, Katakana Memory Hint [Idn] or Act Study?
Katakana Memory Hint [Idn] ships an update every 5 months, and Act Study monthly. Most recently, Katakana Memory Hint [Idn] was updated on October 19, 2026 and Act Study on October 8, 2026.

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