Tangoi vs YomiStudy
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Tangoi
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Build your vocabulary across Japanese, Spanish, and English with AI-powered word lookup and an interactive chat tutor. FEATURES - AI Word Lookup: Enter any word or phrase and instantly get translations with romaji, furigana, kanji, and meanings generated by AI. - Interactive Chat Tutor: Practice conversations about your vocabulary words with an AI chat tutor that helps you understand grammar, usage, and cultural context. - Flashcard Quizzes: Add words to your quiz deck and test yourself with flashcards. Spaced repetition keeps difficult words coming back until you master them. - Multi-Language Support: Study Japanese, Spanish, and English in any direction. Switch your language pair anytime in Settings. - iCloud Sync: Your vocabulary syncs automatically across all your devices. - Daily Streak Tracking: Build a daily practice habit and track your progress. - Siri Shortcuts: Quickly translate and save words using Siri. END USER LICENSE AGREEMENT: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
YomiStudy
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YomiStudy is a Japanese reading companion built for language learners. Browse any Japanese website. Tap any kanji to instantly see: ⢠Furigana (the hiragana reading) ⢠Definition from the system Japanese dictionary ⢠On-device translation into your language ⢠High-quality text-to-speech (Kyoko voice) NEW: Photo OCR Recognize Japanese text from your camera or photo library and read it with furigana: ⢠Photo mode ā furigana laid directly over the kanji in your image ⢠Reader mode ā recognized text rendered as a clean Reader page with the same tap-to-translate / dictionary / save-word actions ⢠Save a scan and reopen it later in either Photo or Reader mode Note: vertical (tategaki) text isn't supported ā Apple Vision's vertical OCR isn't reliable enough. Reader Mode strips ads and clutter from articles and annotates every kanji with furigana inline above the characters ā perfect for long-form reading practice. Bookmark words you want to remember. The built-in flashcard quiz with spaced-repetition scheduling helps them stick. Save articles for offline reading so you can study on the train or on a flight. Customize your experience: ⢠Font size (S/M/L/XL) ⢠Theme: light, dark, or sepia ⢠Furigana display: always on or off ⢠Translation target language follows your iOS setting Built entirely on Apple's on-device frameworks. No accounts, no API calls, no ads, no tracking. All your saved words, pages, and review history stay on your device. YomiStudy is for anyone studying Japanese ā JLPT N5 to N1, casual learners, or fluent readers who just want furigana now and then for unfamiliar terms.
Screenshots
Verdict
The clearest difference is ads: Tangoi at none against YomiStudy's shown. On price, update cadence, in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Tangoi sells 3 in-app purchases, starting at $1.99 per 7 days and YomiStudy sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.
| Parameter | Tangoi | YomiStudy |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days | Every 2 days |
| Ads | No ā better | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone |
| Requires iOS | 18.0 | 18.0 |
| Further details ā not scored | ||
| Size | 3 MB | 12 MB |
| Age rating | 4+ | 17+ |
| Developer | Jorge Mattei | Ryoma Yanagimoto |
In-app purchases
Tangoi
- Weekly$1.997 Days
- Monthly$4.991 Month
- Yearly7 Days trial$39.991 Year
YomiStudy
- YomiStudy Premium$4.99









