ABCTHRUM
7 Oct 2026launched yesterday
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n/aApple doesn’t publish installs
WorldwideSold in 50+ App Store storefronts
1.0latest version · yesterday
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About
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.Read more
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.
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Versions
- Version 1.0First seen · 7 Oct 2026
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Worldwide
Apple lists this app in 50 or more storefronts, so it is available almost everywhere.
Turkey
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