# Linkthrum — Connect the dots, fill boards

> Connect the dots, fill boards (iPhone/iPad app by Dachverband Legasthenie Deutschland e.V..)

- Source: https://appshunter.io/ios/app/linkthrum/id6798722576 (this page in markdown: same URL + `.md`)
- Developer: [Dachverband Legasthenie Deutschland e.V.](https://appshunter.io/developer/719533476)
- Category: Games, Board, Puzzle
- Price: Free
- Age rating: 4+
- Requires: iOS 17.0 · 2 MB
- Languages: American English, German (Germany)
- Released: 2026-08-20
- Data updated: 2026-08-25
- User reviews in markdown: https://appshunter.io/ios/app/linkthrum/id6798722576/reviews.md

## What is Linkthrum?

Linkthrum is a calm logic puzzle: connect the matching colored dots and fill the whole board without crossing lines.

100 LEVELS, FROM FIRST LINE TO 3D CUBE
• 50 classic levels from 5x5 to 9x9
• 50 three dimensional cube levels where lines continue across the edges of the cube
• Every level is guaranteed solvable and fills the board completely

FEATURES
• Earn a star for perfect solutions with minimal moves
• Share solved puzzles as a picture with friends
• Sound and haptics can be turned off, progress is saved automatically
• Fully playable offline
• English and German

NO CATCH
• Free, no ads, no in-app purchases
• No registration, no data collection

Published by Dyslexia Research Center USA. Logic puzzles are a wonderful workout for attention and spatial thinking.


## Version history (last 1 release)

### 1.0 — 2026-08-20

No release notes.

## More apps by Dachverband Legasthenie Deutschland e.V.

- [EÖDL Legasthenie](https://appshunter.io/ios/app/eodl-legasthenie/id847549983)
- [Math-Bingo](https://appshunter.io/ios/app/math-bingo/id6757825404)
- [AFS5.com](https://appshunter.io/ios/app/afs5com/id6787656881)
- [Heartthrum](https://appshunter.io/ios/app/heartthrum/id6792297139)
- [Brickthrum](https://appshunter.io/ios/app/brickthrum/id6797158873)

All apps by Dachverband Legasthenie Deutschland e.V.: https://appshunter.io/developer/719533476

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*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 2026-08-25.*