AI Language Tutor vs Kanji Lock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AI Language Tutor
Practice speaking and listening with AI language partners in real-life scenarios. Get instant feedback on your mistakes and track your progress to achieve fluency in over 25 languages.
- AI language partners
- Real-life conversation practice
- Instant feedback on mistakes
- Speak and listen feature
- Personalized progress tracking
- 28 languages offered
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Fluently is the language app that gets you speaking. Short lessons teach you the phrases, AI tutors make you use them out loud, and everything you get wrong comes back until it sticks. A full course in 9 languages, conversation practice in 29. A COURSE THAT GETS YOU TALKING • Bite-size lessons of about four minutes: hear it, say it, build it, match it. • 8 sections from your first words to real conversations (A1 to B2), with 240+ lessons and 1,000 phrases in every course. • You speak in every lesson, and what you say is scored on the spot. • A grammar guidebook alongside the course, with examples you can listen to. • Already know some? A placement step lets you skip ahead. • Courses in English, Spanish, French, German, Italian, Portuguese, Dutch, Russian and Turkish. CHAT WITH AI TUTORS • 385 real-life scenarios with goals to complete: ordering food, a job interview, a team meeting, planning a weekend with a friend. • 210 conversation topics and 41 personas, from a patient Teacher to a Foodie or a Gamer. • Every message you send is rated Perfect, Good or Revision needed, with a better way to say it. • Stuck? Translate any reply, ask for suggestions, or save a line for later. • Pick your level, from beginner to advanced, and the conversation follows. CALL YOUR TUTOR • Talk hands-free in a voice call. Your tutor listens, answers out loud and keeps the conversation going. • Turn on subtitles, change the level or pause whenever you need to. • Hang up to a summary: your accuracy, your time, and a review of everything you said. STUDY WHAT YOU MISSED • Weak Words brings back the phrases you keep missing, in about three minutes. • Mistakes keeps every correction so you can try again. • Speak and Listen drills on your own phrases. • Match Madness: pair words with their meanings against the clock. • Short stories at three levels, read aloud, with questions at the end. WATCH YOURSELF IMPROVE • XP, a daily streak with streak freezes, and achievements to unlock. • Every word you have learned in one list, marked Learning or Strong. • Reminders that keep your streak alive. 29 LANGUAGES TO PRACTICE English, Spanish, French, German, Italian, Japanese, Chinese, Russian, Korean, Portuguese, Arabic, Dutch, Swedish, Norwegian, Turkish, Polish, Greek, Hebrew, Danish, Hindi, Czech, Ukrainian, Vietnamese, Hungarian, Romanian, Indonesian, Finnish, Malay and Persian. Fluently is free to download and your first 3 lessons are free. Fluently Pro unlocks every lesson, unlimited conversations and calls, stories and unlimited Match Madness. Download Fluently and start speaking today. ---------------------------- Terms of Service: https://usefluently.com/terms Privacy Policy: https://usefluently.com/privacy Support: https://usefluently.com/support
Kanji Lock
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Learn kanji every time you reach for a distracting app. Kanji Lock turns everyday screen time into Japanese study time. When you try to open an app you've chosen to limit, a kanji quiz appears first. Instead of opening social media on autopilot, take a few seconds to practice Japanese. FREE FOR 3 DAYS, THEN SUBSCRIBE Try every feature free for 3 days. No account or payment is needed to start. After the free period, a monthly subscription is required to keep using Kanji Lock. LEARN JLPT KANJI Practice kanji across all JLPT levels, from N5 to N1. Choose the level that matches your Japanese ability and learn at your own pace. You can also add your own kanji to practice. MULTIPLE TYPES OF QUESTIONS Practice kanji through different question formats, including: • Reading – choose the correct reading • Meaning – identify the English meaning • Kanji – choose the correct kanji • Context – understand kanji in sentences and context SMART REVIEW Kanji you tend to miss come back more often, and the ones you know well appear less. New kanji are introduced at a steady pace. LEARN BEFORE YOU SCROLL Select apps you want to limit. When you try to open one, Kanji Lock puts a short learning moment between you and the distraction. No separate study session required. Your existing phone habits become opportunities to practice kanji throughout the day. TRACK YOUR PROGRESS Keep track of your learning activity and see how you're progressing over time. BUILT WITH PRIVACY IN MIND Kanji Lock uses Apple's Screen Time technology to manage selected apps. Kanji Lock does not see the names of the apps you select. Your learning data is stored locally on your device and is not uploaded to our servers. Kanji Lock collects only anonymous usage statistics, which you can turn off in Settings. TURN DISTRACTION INTO PROGRESS Whether you're preparing for the JLPT or simply want to improve your Japanese, Kanji Lock helps you practice a little more every day — using time you were already spending on your phone. Open an app. Answer a kanji question. Keep learning. SUBSCRIPTION • Kanji Lock is free to download and free to use for 3 days. After that, a monthly auto-renewable subscription is required. The price is shown in the App Store and in the app before you subscribe. • Payment is charged to your Apple ID account at confirmation of purchase. • The subscription renews automatically unless it is canceled at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours before the end of the current period. • You can manage or cancel your subscription in Settings > Apple ID > Subscriptions. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://emuemutaro.github.io/kanjilock-privacy/
Screenshots
Verdict
The clearest difference is update cadence: Kanji Lock at weekly against AI Language Tutor's fortnightly. AI Language Tutor's advantage is iOS requirement (17.0 vs 26.4). 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. AI Language Tutor sells 3 in-app purchases, starting at $4.99 per 7 days and Kanji Lock sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
AI Language Tutor ships an update fortnightly, Kanji Lock weekly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | AI Language Tutor | Kanji Lock |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (63 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 63 — better | — |
| Update frequency | Fortnightly | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.0 — better | 26.4 |
| Further details — not scored | ||
| Size | 123 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Engcraft, LLC | AYA FUNAKI |
In-app purchases
AI Language Tutor
- Weekly Subscription$4.997 Days
- Monthly Subscription$9.991 Month
- Annual Subscription3 Days trial$54.991 Year
Kanji Lock
- Premium$1.991 Month
Questions
Is AI Language Tutor free?
Is Kanji Lock free?
Do AI Language Tutor or Kanji Lock have ads?
Which is updated more often, AI Language Tutor or Kanji Lock?
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