Comparison

deft vs Vocabii

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Offline dictionary access
  • Word search and bookmarking
  • Spaced repetition flashcards
  • FSRS algorithm for learning
  • Device-based data storage
Features
Read full description

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/).

About

Vocabii

Features
Read full description

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

deft3 screens
Vocabii4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Vocabii sells 1 in-app purchase, starting at $4.99 per year. deft asks for nothing beyond the download.

UpkeepUpdate frequency

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.

Scorecard2 real differences · 8 level
deft versus Vocabii: the parameters behind the verdict, then further details
ParameterdeftVocabii
PriceFreeFree
Rating4.9 (7 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings7 — better—
Update frequencyEvery 5 daysEvery 3 days — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported—
DevicesiPhone, iPodiPhone, iPad
Requires iOS14.0 — better17.5
Further details — not scored
Size257 MB22 MB
Age rating4+4+
DeveloperOllopa LLCOzan Bagiran

In-app purchases

None

deft

No in-app purchases

1 purchases

Vocabii

Subscriptions1
  • Vocabii Annual$4.991 Year

Questions

Is deft free?
deft is free to download, with no in-app purchases.
Is Vocabii free?
Vocabii is free to download, with in-app purchases available.
Do deft or Vocabii have ads?
Both deft and Vocabii show ads.
Which is updated more often, deft or Vocabii?
deft ships an update every 5 days, and Vocabii every 3 days. Most recently, deft was updated on September 7, 2026 and Vocabii on December 25, 2025.

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