deft vs Vocabii
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
deft
Enhance your word knowledge with a digital dictionary and vocabulary builder. Utilize flashcards with spaced repetition and offline access to all features, including the dictionary itself. Learn new words efficiently using a scientifically proven learning algorithm.
- Offline dictionary access
- Word search and bookmarking
- Spaced repetition flashcards
- FSRS algorithm for learning
- Device-based data storage
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deft is a simple dictionary and vocabulary builder for enthusiasts. Features: - Search and bookmark words. - Flashcards with spaced repetition. - All data is stored on your device, even the dictionary. This means deft is accessible without internet access. Spaced repetition uses the fsrs algorithm, which is an improved version of Anki's SM-2. Dictionary is sourced from Wikitionary.org (https://creativecommons.org/licenses/by-sa/4.0/).
Vocabii
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Vocabii is the smart way to learn and practice new words in any language. Create your own vocabulary lists, study with flashcards, and test your progress with interactive quizzes. With reminders, widgets, and offline support, Vocabii makes language learning simple and effective. Key Features • Unlimited languages: Build vocabulary in English, Spanish, French, Arabic, and more • Flashcards practice: Memorize words with tap-to-reveal flashcards • Quiz mode: Challenge yourself with multiple-choice questions • Custom word groups: Organize your vocabulary by topic or category • CSV import & export: Easily back up or share your word lists • Notifications: Stay consistent with study reminders • Home screen widget: Quick daily review of your vocabulary • Offline mode: Learn anytime, anywhere without internet Perfect For • Language learners building their vocabulary • Students preparing for exams • Travelers practicing essential phrases • Professionals expanding language skills • Anyone who wants to organize and memorize new words Start your vocabulary learning journey with Vocabii – the all-in-one app for flashcards, quizzes, and word management. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: deft at none against Vocabii's 1. deft also leads on iOS requirement (14.0 vs 17.5). On price, update cadence, ads 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. Vocabii sells 1 in-app purchase, starting at $4.99 per year. deft asks for nothing beyond the download.
deft ships an update every 5 days, Vocabii every 3 days. The most recent releases landed on September 7, 2026 and December 25, 2025 respectively.
| Parameter | deft | Vocabii |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (7 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 5 days | Every 3 days — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 14.0 — better | 17.5 |
| Further details — not scored | ||
| Size | 257 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Ollopa LLC | Ozan Bagiran |
In-app purchases
deft
No in-app purchases
Vocabii
- Vocabii Annual$4.991 Year








