Manabi AI vs KotobaBloom
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Manabi AI
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You want to study, but you are not sure where to start. You get stuck when you face a problem you do not understand. You want to review, but you do not know where to go back to. Manabi-AI is a learning support app designed to reduce those common study struggles. Record your study time and make today’s effort visible. Send a photo of a problem you do not understand, and AI will explain not just the answer, but the way of thinking behind it. Save what you want to review later as review cards, and connect it to your next study session. What you can do with Manabi-AI: Organize your weak points with review cards Ask AI questions by sending photos of problems Record study time with a timer Manage progress for each study material Deepen your understanding through explanations Check your daily effort with learning logs Studying is not something you continue through motivation alone. With a system that makes it easier to keep going, today’s 10 minutes can lead to tomorrow’s 1 hour. With Manabi-AI, turn studying from “just getting it done” into a habit that keeps building.
KotobaBloom
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Speak Japanese that belongs in real life. Kotoba Bloom is an AI Japanese learning app for people who want to live, work, travel, and connect in Japan, and for everyone who loves Japanese culture. TALK WITH AI Practice guided chat, sentence recording, native-style listening, and low-latency live AI conversation. Choose cafes, stations, friends, interviews, meetings, or culture. The coach adapts speed, politeness, and the next question to your level. SOUND NATURAL, NOT TEXTBOOK Get a corrected sentence, a more natural version, grammar guidance, pronunciation targets, culture and register notes, a score, and one clear next drill. Learn when a casual anime-like expression is fun, when it may sound rude, and what Japanese people would usually say instead. BUILD YOUR OWN PATH Choose Work in Japan, Love Japan, Travel Japan, JLPT, Daily Conversation, or a mixed goal. AI Growth Memory uses completed lessons, mistakes, speaking practice, and missions to recommend the next useful step. CAREER IN JAPAN Train self-introductions, interviews, strengths, motivation, keigo, email, meetings, reporting, workplace small talk, and Japanese business culture. Sensei Pro adds deeper professional role-play and feedback. JAPAN CULTURE WORLD Learn through original missions inspired by travel, food, festivals, shrines, hot springs, convenience stores, games, manga, anime, friendship, and everyday life without copying copyrighted dialogue. CORE SKILLS • Essential high-frequency Japanese words • Listening and shadowing with AI-generated Japanese voice • Microphone speech recognition and sentence-match feedback • Kana and kanji writing practice • Personal weekly plans, streaks, rewards, and Bridge Missions • Progress evidence and Japan Bridge Certificate • Eight interface languages PLANS Free Sakura offers the foundations with limited AI use and light sponsor breaks after learning. Kotoba Plus expands AI conversation, listening, culture, and daily practice. Sensei Pro adds intensive career, interview, business, JLPT, and expert coaching. Paid plans are ad-free. Kotoba Bloom is built to help every learner communicate with confidence, understand the culture behind the words, and create more human connection between Japan and the world. Terms: https://kotobabloom.com/terms.html Privacy: https://kotobabloom.com/privacy.html
Screenshots
Verdict
Manabi AI and KotobaBloom are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
| Parameter | Manabi AI | KotobaBloom |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 37 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Toshiki Endo | RIKUYA SATO |
In-app purchases
Manabi AI
No in-app purchases
KotobaBloom
No in-app purchases









