# Klango — Flashcards & Memory > Offline flashcard app with spaced repetition, multiple study modes, and import capabilities. (iPhone/iPad app by Cem Hasanbeyoglu.) - Source: https://appshunter.io/ios/app/klango/id6776387236 (this page in markdown: same URL + `.md`) - Developer: [Cem Hasanbeyoglu](https://appshunter.io/developer/6776387238) - Category: Education, Reference - Price: Free (on sale, was $0.29) - Age rating: 4+ - Requires: iOS 18.0 · 2 MB - Languages: American English, Arabic, Bulgarian, Czech, Danish, Dutch, Finnish, French (France), German (Germany), Greek and 20 more - Released: 2026-06-09 - Data updated: 2026-10-14 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/klango/id6776387236/reviews.md ## What is Klango? The flashcard app that doesn't ask for anything. Three things matter: — BUY ONCE. YOURS FOREVER. No subscriptions. No ads. No account. No notifications nagging you. Pay once, learn forever. — BRING YOUR EXISTING DECKS. Import standard .apkg and .colpkg deck files in one tap. Your terms, your schedule, your progress — carried over instantly. No conversion, no cloud upload, no account creation. — BUILT TO ACTUALLY LEARN. Spaced repetition (SM-2 algorithm). Five focused study modes: Flashcards, Learn, Write, Test, Match. Smart part-of-speech detection across 25+ languages. EVERYTHING ELSE • Fully offline — your data never leaves your device • Universal app: iPhone, iPad, Mac — one purchase covers all • 30 interface languages, handcrafted translations • Light Mode and Dark Mode • VoiceOver and Dynamic Type ready • Light, fast, distraction-free • No tracking. No analytics. No third-party SDKs. PERFECT FOR • Students drilling vocabulary for standardized tests and certifications • Language learners (Spanish, French, German, Italian, Japanese, Chinese, and more) • Professionals studying for industry exams • Anyone who wants to remember something, reliably Klango is made by one independent developer who got tired of subscription-everything. Buy it once. Own it forever. ## Key features - One-time purchase, yours forever - Import existing .apkg and .colpkg decks - Spaced repetition (SM-2 algorithm) - Five focused study modes - Smart part-of-speech detection - Offline functionality - Supports 25+ languages ## Is Klango safe? Not enough ratings yet to assess Klango. ## Is Klango legit? Klango has limited verification signals. The AppsHunter Legitimacy Score for Klango is 58 out of 100 points across 7 verification signals from App Store and developer data. ## Recent user reviews (5 of 5) All indexed reviews: https://appshunter.io/ios/app/klango/id6776387236/reviews.md ### 5/5 — Tolle App *2026-06-14* Nutze ich täglich um zu lernen, viel besser als die Konkurrenz! ### 5/5 — Perfect *2026-06-13* Really good app especially for the price ### 5/5 — Sehr nützlich *2026-06-12* Benutz die App wöchentlich, sehr hilfreich und nützlich, kann man weiterempfehlen:) ### 5/5 — Simpel *2026-06-11* Sehr entspannt ### 5/5 — Tiptop *2026-06-11* Alles funktioniert super, gute Handhabung! ## Frequently asked questions about Klango ### What is Klango's learning methodology? Klango utilizes the SM-2 algorithm for spaced repetition, a proven method for effective memorization. It offers five focused study modes: Flashcards, Learn, Write, Test, and Match, to reinforce learning. ### How does Klango track user progress? Klango focuses on learning without intrusive tracking. While it doesn't offer formal certifications, its spaced repetition system and varied study modes are designed to help users reliably remember information and track their own progress through consistent study. ### What is the price of Klango? Klango is available for a one-time purchase of $0.29. This single payment grants you lifetime access to all features without any ongoing subscriptions or ads. ### Does Klango have ads? No, Klango is completely ad-free. The developer explicitly states 'No ads' and emphasizes a distraction-free learning experience. ### On which devices can I use Klango? Klango is a universal app, meaning one purchase covers all your devices. It is compatible with iPhone and iPad, and also available for Mac. ### How often is Klango updated? Klango was last updated on June 9, 2026, with version 1.0. As an independent developer's project, update frequency may vary but the core functionality is designed for long-term use. ### Is Klango suitable for young children? Klango has an age rating of 4+, making it suitable for a wide range of users. Its straightforward interface and focus on memorization can be beneficial for younger learners as well as older students and professionals. ### Can I use Klango without an internet connection? Yes, Klango is fully offline. Your data never leaves your device, ensuring privacy and the ability to study anytime, anywhere without needing an internet connection. ## Version history (last 1 release) ### 1.0 — 2026-06-09 No release notes. ## Apps similar to Klango | App | Rating | Price | Category | | --- | --- | --- | --- | | [quicknades: CS2 grenades](https://appshunter.io/ios/app/quicknades-cs2-grenades/id6760354679) | 1.0 (1) | Free | Education | | [Luau Lesson - RBLX](https://appshunter.io/ios/app/luau-lesson-rblx/id6748902690) | — | Free | Education | | [HAW Kiel](https://appshunter.io/ios/app/haw-kiel/id6503341280) | — | Free | Education | | [GoodGeometry](https://appshunter.io/ios/app/goodgeometry/id6448868208) | 1.2 (5) | $3.99 | Education | | [Uni Luebeck](https://appshunter.io/ios/app/uni-luebeck/id6477159149) | 5.0 (1) | Free | Education | | [ListLang: Languages to Fluency](https://appshunter.io/ios/app/listlang-languages-to-fluency/id1640739764) | 4.6 (38) | Free | Education | ## More apps by Cem Hasanbeyoglu - [Angeltrainer Bayern](https://appshunter.io/ios/app/angeltrainer-bayern/id6780883001) All apps by Cem Hasanbeyoglu: https://appshunter.io/developer/6776387238 --- *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 2026-10-14.*