四字熟語の王様 vs 慣用句 !
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
四字熟語の王様
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Welcome to King of Four Character Compounds! King of Four Character Compounds is a part of our “King” education series that focuses on quick learning in a fun quiz-like manner! Are you interested in learning four compound idioms? “四字熟語” is a key part of Japanese culture and language! With this application, you can study them in a fun and quiz-like manner! Even if you don't like this subject, this application may change your perception! This application is also useful for regular exams and college entrance exams since it adheres to high school studying guidelines. ◉ Overview ・Over 3000 questions of four character compounds in a 1 question to 1 answer format or multiple-choice format. ・Each play session is short, so you can study even if you only have a small amount of time! ・Comprehensive content that is useful for preparing for both high school and university exams. ・You can enjoy the application in a game-like manner by clearing questions and stages. ◉ Features ・Efficiently memorize important points for important exams! ・Since it is in an easy Q/A format, you can study easily without using a book! ・If you want to get high scores, just repeat and memorize the answers! ・As you solve more problems, you will be able see how your exams may operate and function! ・Gift rewards are available if you clear our quest mode! ◉ Subscription ・¥ 360 / month, ¥ 1,800 / 6 months, ¥ 2,900 / year ・If you choose to purchase our “SPECIAL TRAINING PLAN", payment will be charged from your iTunes account. ・In addition, your account will be charged for renewal within 24-hours prior to the end of the current period. ・Auto-renewal may be turned off at anytime by going to your settings in the iTunes Store after purchase. ・Subscription price starts at ¥240 JPY/month. ・Prices are in JAPANESE yen, which may vary in countries other than JAPAN and are subject to change without notice. ・No cancellation of the current subscription is allowed during the active subscription period. ・You may use this application for free even if you do not purchase a plan. ◉ Others ・Terms of Service: https://sites.google.com/view/hanauta/tou ・Privacy Policy: https://sites.google.com/view/hanauta/policy ・Apple Terms of Service (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
慣用句 !
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慣用句の勉強アプリです。
Screenshots
Verdict
The clearest difference is in-app purchases: 慣用句 ! at none against 四字熟語の王様's 3. 慣用句 ! also leads on iOS requirement (13.0 vs 15.0). 四字熟語の王様's advantage is update cadence (every 5 weeks vs every 3 months). On price, 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
Both are free to download. 四字熟語の王様 sells 3 in-app purchases, starting at $2.99 per month. 慣用句 ! asks for nothing beyond the download.
四字熟語の王様 ships an update every 5 weeks, 慣用句 ! every 3 months. The most recent releases landed on September 17, 2026 and September 21, 2026 respectively.
| Parameter | 四字熟語の王様 | 慣用句 ! |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks — better | Every 3 months |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 138 MB | 154 MB |
| Age rating | 4+ | 4+ |
| Developer | HANAUTA INC. | Ohmori Takeru |
In-app purchases
四字熟語の王様
- 特訓プラン$2.991 Month
- 特訓プラン3 Days trial$15.996 Months
- 特訓プラン3 Days trial$25.491 Year
慣用句 !
No in-app purchases






