NCI vs WatchNihongo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NCI
This app provides students with a centralized platform for accessing course materials, schedules, and university news. It facilitates connection with online communities to support learning and engagement.
- Access course materials
- View schedules
- University news updates
- Online community access
- Centralized learning platform
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The NCI University app gives students quick access to course materials, schedules, news, and online communities—all in one easy-to-use platform designed to support learning and keep you connected with NCI University.
WatchNihongo
Master Japanese vocabulary and kanji with a comprehensive flashcard system. Review at your own pace with smart shuffling and track your progress on your wrist or iPhone. Supports English, Portuguese, and Spanish.
- 6,300+ JLPT level flashcards
- Kanji, Vocabulary, Kana, and Counters decks
- Smart weighted shuffling
- Standalone Apple Watch app
- Offline content
- Progress tracking
- Multi-language support
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WHAT YOU GET • 6,300+ cards across all JLPT levels (N5 through N1) plus colloquial vocabulary from everyday media • 4 deck: Kanji (with radicals, on'yomi, kun'yomi), Vocabulary, Kana (hiragana & katakana), and Counters • Kanji cross-referencing — vocabulary cards show the kanji they contain, with meanings and readings • Card meanings in English, Portuguese (PT-BR), and Spanish — set your language on iOS and your Watch follows HOW IT WORKS Tap a card to flip it — or switch to swipe gestures (right = hit, left = miss) for a less crowded back face. Mark your answer and move on. Cards you miss come back more often through smart weighted shuffling — so you spend time on what you actually need to learn. Pick your level, pick a deck, and start reviewing. That's it. BUILT FOR YOUR WRIST • Fully standalone — works without your iPhone • Completely offline — all content is bundled, no downloads or logins • Designed for 1–2 minute micro-review sessions • Haptic feedback on every interaction iOS COMPANION • Browse all 6,300+ cards by type with per-card accuracy, mastery badges, and romaji search • Track progress with tier bars (mastered / studying / struggling / unstudied), accuracy trends, and level drill-downs • Tap through kanji cross-references to explore how words connect • Configure language, input mode, and mastery thresholds — all sync to your Watch • Toggle romaji on or off above kanji while browsing — useful whether you're drilling readings or just exploring • Study data syncs automatically between Watch and iPhone • iCloud backup for your study history PRIVACY FIRST No accounts. No analytics. No tracking. Your study data stays on your devices.
Screenshots
Verdict
The clearest difference is price: NCI at Free against WatchNihongo's $2.99. NCI also leads on ratings volume (7 vs 1) and iOS requirement (15.0 vs 18.0). On rating, update cadence, ads and in-app purchases 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
NCI is free to download; WatchNihongo costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for NCI against 5.0 for WatchNihongo. That said, the two scores are not equally well evidenced: NCI has 7 ratings behind it against 1, so its average is the more settled of the two.
NCI ships an update every 2 months, WatchNihongo monthly. The most recent releases landed on October 18, 2026 and October 7, 2026 respectively.
| Parameter | NCI | WatchNihongo |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | 5.0 (7 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 7 — better | 1 |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, Apple Watch |
| Requires iOS | 15.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 103 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Applied Behavior Research LLC | Jorge Lee |
In-app purchases
NCI
No in-app purchases
WatchNihongo
No in-app purchases









