ABCTHRUM
Dachverband Legasthenie Deutschland e.V. Education iPhoneiPadiPod touch
ABCTHRUM is a free Education app for iPhone and iPad by Dachverband Legasthenie Deutschland e.V. Requires iOS 17.0. Updated October 7, 2026.
- Price
- Free
- on the App Store
- Size
- 2 MB
- Age 4+
- Updated
- Oct 7
- 2026 · v1.0
Screenshots
About ABCTHRUM
What is the hidden word? ABCTHRUM asks a riddle and shuffles the letters of the answer. You arrange the cards until the noun is spelled correctly. A RIDDLE, NOT A WORD TO COPY • Every word has its own riddle, for example: “Which round fruit grows on a tree and can be red, green or yellow?” • The answer stays hidden until you have arranged it • You can reveal the answer only after 30 seconds; revealed words are counted separately PRACTISE LETTER ORDER • Drag cards directly with your finger, or tap a card and then its destination • Long words wrap onto several rows • Works with VoiceOver WORDS FROM DYSLEXIA TRAINING • 138 English nouns from the Dolch and Fry sight word lists • 404 German nouns from the German Basic 1000 of the Sichtwort app • Easy (2–4 letters), Medium (5–7), Hard (8+) or Mixed • Up to 10 riddles per round; language and level are saved AT YOUR OWN PACE • No time limit, no penalty sounds, no ads, no purchases, no account • Works completely offline; no data is collected • For iPhone and iPad, in portrait and landscape The blue letter cards come from ABC-Spiel.com, a website of the Austrian dyslexia association EÖDL. ABCTHRUM is a project of Dachverband Legasthenie Deutschland e.V. (German Dyslexia Association, DVLD) together with EÖDL. For children, teens and adults who want to practise letter order and spelling.
Play today's Threadline puzzle
Draw one line through every cell, visiting the numbers in order. A free daily puzzle from Fiplay, same board for everyone. It plays right here, no download.
App privacy
The developer, Dachverband Legasthenie Deutschland e.V., reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| ABCTHRUM | – | Free | October 7, 2026 | |
| Der OttoMath zum Rechnenlernen | – | Free | Aug 6, 2025 | Compare |
| Learnboost: KI Lernapp Studium | – | Free | Oct 5, 2026 | Compare |
| Lesen lernen nach IntraActPlus | – | Free | Feb 26, 2025 | Compare |
| Learn Greek (Beginners) | 4.5 / 5 (37) | Free | Oct 7, 2026 | Compare |
| Grammatik aktiv A1-B1 Deutsch | 3.0 / 5 (4) | Free | Sep 29, 2026 | Compare |
| Mushroom Identifier App: Fungi | 4.7 / 5 (15) | Free | Dec 4, 2024 | Compare |
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