# World Flags Trainer — Master every national flag > Adaptive spaced-repetition system for mastering world national flags. (iPhone/iPad app by Philipp Straub.) - Source: https://appshunter.io/ios/app/world-flags-trainer/id1583038202 (this page in markdown: same URL + `.md`) - Developer: [Philipp Straub](https://appshunter.io/developer/1573167056) - Category: Education, Reference - Price: Free with in-app purchases - Rating: 4.50/5 from 145 App Store ratings · 12 written reviews indexed - Age rating: 4+ - Requires: iOS 13.0 · 37 MB - Languages: American English - Released: 2021-10-12 - Data updated: 2026-09-01 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/world-flags-trainer/id1583038202/reviews.md ## What is World Flags Trainer? Learning world flags becomes more reliable when targeted repetition is combined with active recall. This app is built around that approach and offers a structured learning system that goes far beyond simple quiz guessing. Using an adaptive spaced-repetition method, it adjusts review intervals to your actual memory performance and supports steady, long-term progress without unnecessary frustration. Two complementary learning modes allow different ways of practising. Multiple Choice enables a quick and accessible start, helping you build initial familiarity. Self-Assessment focuses on active recall, one of the most effective techniques for strengthening long-term retention. Both modes work closely with the adaptive algorithm, which schedules reviews precisely when they are most useful. All flags are grouped into clear categories by continent, allowing you to focus on the regions you want to learn. Each item can be practised in two directions: Flag to Country and Country to Flag. This dual structure ensures a complete understanding instead of surface-level recognition. During each learning session, questions are repeated until every item has been answered correctly at least once. Incorrect answers do not reset your progress. Instead, the system adjusts the interval realistically, keeping the learning flow consistent and motivating. The app also includes structured knowledge tests with medals. Each category and question direction features its own test, providing an accurate picture of your current skill level. Depending on your results, you can earn silver or gold medals, and tests can be repeated at any time. Categories and question types can be adjusted freely without losing progress. All flashcards can be browsed and searched for quick reference. This creates an efficient and sustainable learning path for anyone who aims to truly master world flags. ## Key features - Adaptive spaced-repetition learning - Multiple choice and self-assessment modes - Flag to Country and Country to Flag practice - Categorization by continent - Structured knowledge tests with medals - Adjustable categories and question types - Browse and search flashcards ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Pro Version | $4.99 | one-time | ## Recent user reviews (10 of 12) All indexed reviews: https://appshunter.io/ios/app/world-flags-trainer/id1583038202/reviews.md ### 5/5 — My Review *2026-08-03* It is helping me so much, becouse now I can See flags, and instandly name them :) ### 4/5 — Good just needs more *2026-07-17* Could you guys add all the countries and territories thanks ### 1/5 — Was a great app *2025-12-13* Was a great app before the update. Now all continents except one are disabled in the free version and the option to buy premium does not work. ### 1/5 — DO NOT Buy this app. *2025-09-30* IT SO BAD I LIKE LUISGAMERCOOL BRAINROT TUNG TUNG TUNG SAHUR BETTER THEN THIS TRASH EWWWW ### 4/5 — Gute App *2025-03-23* Super App. Würde nur gerne manchmal einen Button haben, um die Zeit bis zur nächsten Einheit zu skippen. Zudem könnte man noch ähnlich aussehende Flaggen bei der Auflösung im Selbsteinschätzungsmodus hinzufügen. Dann macht der „Knapp“ Button auch mehr Sinn. ### 1/5 — Aggressive Ads *2025-03-05* Very aggressive ads that conceal the exit and pop up over and over even after you exit them. Super annoying. Not worth the download to play the game! ### 1/5 — Abzocke *2024-11-07* App runter geladen pro Version gekauft eine Zeit nicht gespielt App gelöscht jetzt wieder installiert und die wollen wieder Geld für die pro Version. **Developer response:** Hallo. Du musst die App nicht nochmal kaufen. Gehe einfach in die Einstellungen (oben rechts) und klicke auf „Restore Purchase“. ### 4/5 — Very good *2024-07-27, version 2.7.3* This app is very positive in many areas for example the view of memorised, repeat and unseen flags it also has the feature of multiple choice and a sort of flash card feature giving you the opportunity to review the flag and decide on if you know it, barely know or don’t know. The app is also a no WiFi app which allows you access to the app without having WiFi however the app does have adverts so you can just turn off your WiFi to remove this feature or buy pro for £2.99 and unlock all content ### 1/5 — Give me a chance *2024-06-11, version 2.7.2* I down loaded this app tonight. I have only used it once!! ### 5/5 — Perfect! *2024-03-30* 3 suggestions add Saint Pierre And Miquelon 🇵🇲 Sealand And Molossia that’s it! ## Frequently asked questions about World Flags Trainer ### What is the World Flags Trainer app? This app is designed to help users learn and master national flags of the world. It utilizes an adaptive spaced-repetition system to optimize learning intervals based on individual memory performance, ensuring steady progress without frustration. ### How does the learning system work? The app employs an adaptive spaced-repetition method, adjusting review schedules based on your recall accuracy. It offers two modes: Multiple Choice for initial familiarity and Self-Assessment for strengthening long-term retention through active recall. ### Can I focus on specific regions? Yes, all flags are organized into clear categories by continent, allowing you to concentrate on learning flags from specific regions. You can also practice in two directions: Flag to Country and Country to Flag, for comprehensive understanding. ### Is there a cost to use the app? The app is free to download and use, but it does offer in-app purchases and contains advertisements. These may enhance the learning experience or provide additional features. ### What are the knowledge tests? Structured knowledge tests are available for each category and question direction. These tests help assess your current skill level and allow you to earn silver or gold medals based on your performance. Tests can be repeated at any time. ## Version history (last 5 releases) ### 2.14.0 — 2026-07-04 New in this update: Every flag now includes an interesting fact and its corresponding subregion, such as Southern Europe. ### 2.13.1 — 2026-05-28 This update includes minor improvements and bug fixes for better stability. ### 2.12.1 — 2026-03-31 This update includes minor improvements and bug fixes for better stability. ### 2.12.0 — 2026-02-23 This update adds Dark Mode. ### 2.11.2 — 2026-02-15 This update includes minor improvements and bug fixes for better stability. ## Apps similar to World Flags Trainer | App | Rating | Price | Category | | --- | --- | --- | --- | | [Ginkgo Geography & World Flags](https://appshunter.io/ios/app/ginkgo-geography-and-world-flags/id1609858393) | 4.3 (52) | Free | Education | | [geotrainer: Geography Map Quiz](https://appshunter.io/ios/app/geotrainer-geography-map-quiz/id527868789) | 4.8 (4,519) | Free | Education | | [Flags of the World Map Quiz](https://appshunter.io/ios/app/flags-of-the-world-map-quiz/id6446025980) | 3.0 (2) | Free | Education | | [StudyGe - World Geography Quiz](https://appshunter.io/ios/app/studyge-world-geography-quiz/id1444539710) | 4.6 (5,140) | Free | Education | | [World Map Quiz Geography Games](https://appshunter.io/ios/app/world-map-quiz-geography-games/id1462058335) | 2.0 (1) | $2.99 | Education | | [World Countries Geography](https://appshunter.io/ios/app/world-countries-geography/id1611074890) | 4.9 (222) | Free | Education | ## More apps by Philipp Straub - [Chemical Elements Practice](https://appshunter.io/ios/app/chemical-elements-practice/id1581952820) - [World Capitals Trainer](https://appshunter.io/ios/app/world-capitals-trainer/id1582219449) - [US States Trainer](https://appshunter.io/ios/app/us-states-trainer/id1583038813) - [US Presidents Trainer](https://appshunter.io/ios/app/us-presidents-trainer/id1583039032) - [Hiragana & Katakana Trainer](https://appshunter.io/ios/app/hiragana-and-katakana-trainer/id1583039052) All apps by Philipp Straub: https://appshunter.io/developer/1573167056 ## Related topics [world flags trainer](https://appshunter.io/ios/topics/world-flags-trainer) · [learn country flags](https://appshunter.io/ios/topics/learn-country-flags) --- *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 2026-09-01.*