Englishmon vs LangBook
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Englishmon
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Ever wanted to learn English words in a fun way or play games with something to learn? Try raising your Englishmon! [Features] 1. Englishmon: Mysterious creatures that can only grow by studying English words. Learn a few words everyday and share the knowledge with your Englishmon to make it happy! 2. In-App Dictionary: All the words you are going to learn in the app can be found here. No need to go back and forth to other apps to look new words up! 3. Learn English Words: English definition and Japanese/Chinese translations are attached to each word so you can learn it however you like. 4. Progress: Check your Englishmon status and new words learning progress anytime. Set a goal and celebrate when you accomplish it!
LangBook
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Build your Japanese writing habit, one sentence at a time. This app helps you practice Japanese through daily journaling, AI feedback, vocabulary review, and flashcards. Write about your feelings, your day, or a guided topic, then receive feedback on grammar, vocabulary, expression, and natural flow. It is designed for learners who want to write more Japanese, build confidence, and make Japanese study part of their daily routine. ■ Japanese journal Write freely about your day or choose a guided topic when you are not sure what to write. Start small with just one sentence a day. ■ AI feedback Get clear feedback on grammar, vocabulary, expression, and natural flow. The AI helps you make your Japanese sound more natural and easier to understand. ■ Track your progress See your score, study streak, learning time, and skill balance. Visual progress helps you stay motivated. ■ Vocabulary and flashcards Save important words and review them with flashcards. Practice forgotten words and turn them into usable vocabulary. ■ Recommended for: ・Learners who want to write a Japanese diary ・Students who want to improve Japanese writing ・People looking for AI Japanese correction ・Learners who want to practice Japanese grammar and vocabulary ・Anyone who wants to study Japanese every day ・Students who want to review words with flashcards One sentence a day can become tomorrow’s confidence. Start writing in Japanese today. Some AI features require a subscription. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://privacyenglsih.bridra.net
Screenshots
Verdict
The clearest difference is in-app purchases: Englishmon at none against LangBook's 2. LangBook's advantage is update cadence (weekly vs monthly). On price, ads, device support and iOS requirement 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. LangBook sells 2 in-app purchases, starting at $4.99 per month. Englishmon asks for nothing beyond the download.
Englishmon ships an update monthly, LangBook weekly. The most recent releases landed on November 8, 2026 and November 9, 2026 respectively.
| Parameter | Englishmon | LangBook |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.7 — better | 17.0 |
| Further details — not scored | ||
| Size | 12 MB | 21 MB |
| Age rating | 4+ | 12+ |
| Developer | YI-WEN LAI | KOSUKE NAKASONO |
In-app purchases
Englishmon
No in-app purchases
LangBook
- Basic$4.991 Month
- Plus$11.991 Month









