# Vocabulary Flashcards: penguen — Learn Languages: English Words > Free, ad-free language vocabulary builder using spaced repetition. (iPhone/iPad app by FIRAT Kaya.) - Source: https://appshunter.io/ios/app/vocabulary-flashcards-penguen/id6760397523 (this page in markdown: same URL + `.md`) - Developer: [FIRAT Kaya](https://appshunter.io/developer/1661465268) - Category: Education, Productivity - Price: Free - Rating: 5.00/5 from 1 App Store ratings - Age rating: 12+ - Requires: iOS 15.1 · 29 MB - Languages: American English - Released: 2026-03-16 - Data updated: 2026-10-13 - Monetization: free ## What is Vocabulary Flashcards? Master vocabulary in 26+ languages. Completely free, forever. No subscription. No ads. No paywalls. Ever. penguen.io uses science-backed spaced repetition to show every word exactly when you are about to forget it. WHY PENGUEN.IO? While other apps charge monthly fees or hide features behind paywalls, penguen.io gives you everything free. That is not a trial. That is how it works. 6 WAYS TO LEARN - Flashcards: spaced repetition schedules reviews at the perfect moment - Multiple Choice: instant-feedback quizzes - Fill the Letters: master spelling letter by letter - Match the Pairs: connect words to meanings - Dictation: hear the word, write it down - Listen and Choose: recognise words in real audio READY FOR YOUR EXAM - IELTS: Academic and General word lists, Band 6-8 - TOEFL: High-frequency academic vocabulary - Cambridge FCE/CAE/CPE: level word sets - PTE Academic: Pearson test vocabulary - Duolingo English Test: DET high-frequency words 644+ CURATED COLLECTIONS A1 Beginner through C1 Advanced. Business, Academic, Travel, Daily conversations. Build your own and share with the community. WHO IT IS FOR - ESL learners building vocabulary from their native language - Students preparing for IELTS, TOEFL, Cambridge, PTE, DET - Anyone who tried Anki and wanted something cleaner and free - Anyone who hit the Quizlet paywall Join 50,000+ learners every day. Completely free. ## Key features - Spaced repetition learning - Multiple learning modes (flashcards, quizzes, dictation) - Curated word collections for exams - Supports 26+ languages - User-created and shared collections - Completely free, no ads or subscriptions ## Is Vocabulary Flashcards safe? Not enough ratings yet to assess Vocabulary Flashcards. ## Is Vocabulary Flashcards legit? Vocabulary Flashcards: penguen has limited verification signals. The AppsHunter Legitimacy Score for Vocabulary Flashcards is 58 out of 100 points across 7 verification signals from App Store and developer data. ## Frequently asked questions about Vocabulary Flashcards ### Does penguen have ads? No, penguen is completely free and does not contain any advertisements. The app is designed to be ad-free and without paywalls. ### What languages does penguen support? penguen supports vocabulary learning in over 26 languages. This includes English words and many others for ESL learners. ### How does penguen teach vocabulary? penguen uses science-backed spaced repetition to schedule reviews at the optimal time. It also offers multiple learning methods like flashcards, multiple choice, fill-the-letters, and dictation. ### Is penguen suitable for exam preparation? Yes, penguen offers curated word collections specifically for exams like IELTS, TOEFL, Cambridge FCE/CAE/CPE, PTE Academic, and the Duolingo English Test. ### Can I create my own vocabulary lists in penguen? Yes, you can build your own vocabulary collections in penguen and even share them with the community. There are over 644 curated collections available, ranging from A1 Beginner to C1 Advanced. ### What is the pricing model for penguen? penguen is entirely free to use forever. There are no subscriptions, no ads, and no paywalls, offering all features without any cost. ### What is the update frequency for penguen? The latest version of penguen is 1.0.4, and it was last updated on September 29, 2026. This indicates regular updates to improve the application. ### What age rating is penguen? penguen has an age rating of 12+. This makes it suitable for teenagers and adults learning new vocabulary. ## Version history (last 3 releases) ### 1.0.4 — 2026-09-29 We improved UI and fixed localization issues. ### 1.0.3 — 2026-03-18 Fixed missing language options. Improved sound effect in flashcard sections. Added text size adjustment options to improve accessibility and readability. Enhanced Apple VoiceOver support for better screen-reader accessibility. ### 1.0 — 2026-03-16 No release notes. ## Apps similar to Vocabulary Flashcards | App | Rating | Price | Category | | --- | --- | --- | --- | | [Vocabulary Builder – English](https://appshunter.io/ios/app/vocabulary-builder-english/id6755642131) | 3.0 (1) | Free | Education | | [MemU — Flashcard 2.0](https://appshunter.io/ios/app/memu-flashcard-20/id6742653596) | 4.8 (4) | Free | Education | | [Koki Flashcards: SRS Study](https://appshunter.io/ios/app/koki-flashcards-srs-study/id6451835020) | 4.8 (343) | Free | Education | | [Mochi - Flashcards and notes](https://appshunter.io/ios/app/mochi-flashcards-and-notes/id1507775056) | 4.7 (173) | Free | Education | | [Flashcards & FSRS: Azri](https://appshunter.io/ios/app/flashcards-and-fsrs-azri/id1625870857) | 4.6 (221) | Free | Education | | [VividVocab: Remember Words](https://appshunter.io/ios/app/vividvocab-remember-words/id6575389517) | 4.8 (155) | Free | Education | ## Related topics [free vocabulary learning](https://appshunter.io/ios/topics/free-vocabulary-learning) · [esl vocabulary](https://appshunter.io/ios/topics/esl-vocabulary) · [manipuri vocabulary exam](https://appshunter.io/ios/topics/manipuri-vocabulary-exam) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-13.*