# Cover: Connect the Doors! — Hamiltonian Path Challenge

> Hamiltonian Path Challenge (iPhone/iPad app by Ludovic Horem.)

- Source: https://appshunter.io/ios/app/cover-connect-the-doors/id6745868198 (this page in markdown: same URL + `.md`)
- Developer: [Ludovic Horem](https://appshunter.io/developer/1806744990)
- Category: Games, Entertainment, Casual, Puzzle
- Price: Free
- Age rating: 4+
- Requires: iOS 12.0 · 36 MB
- Languages: American English
- Released: 2025-11-17
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/cover-connect-the-doors/id6745868198/reviews.md

## What is Cover?

COVER is an addictive puzzle game that challenges your logic and spatial reasoning skills. Your mission? Cover every cell on the grid by drawing a single continuous path!

HOW TO PLAY
• Tap the starting door to begin your path
• Swipe through adjacent cells to draw your path
• Visit EVERY cell on the grid exactly once
• Pass through colored doors in the correct order
• Complete the grid to win!

FEATURES

**Three Difficulty Levels**
• 6×6 Grid - Perfect for beginners
• 8×8 Grid - Intermediate challenge
• 10×10 Grid - For puzzle masters

**Progressive Gameplay**
• Hundreds of unique hand-crafted levels
• Increasing difficulty as you progress
• Unlock new levels by completing previous ones
• Track your best times for each level

**Helpful Tools**
• Free first hint to guide you
• Watch rewarded ads for additional hints
• Back Swipe Mode: Activate at 50% completion to erase mistakes
• Visual progress gauge

**Stunning Neon Design**
• Cyberpunk-inspired aesthetic
• Vibrant neon colors and glowing effects
• Smooth animations and satisfying feedback
• Beautiful particle effects

**Quality of Life**
• Automatic progress saving
• Statistics tracking per grid size
• Completion percentage display
• Best time records
• Optional background music

WHAT IS A HAMILTONIAN PATH?
A Hamiltonian path is a path in a graph that visits every vertex exactly once. In COVER, you'll solve this classic mathematical problem in a fun, visual way with added challenges like walls and colored doors!

PERFECT FOR
• Puzzle game enthusiasts
• Logic game lovers
• Brain training seekers
• Fans of path-finding games
• Anyone who enjoys a good challenge

CHALLENGE YOURSELF
Can you find the perfect path? Can you beat your best time? Can you complete all levels? Download COVER now and put your skills to the test!

Note: The game includes optional ads for hints and level completion milestones.


## Version history (last 2 releases)

### 1.1.0 — 2025-12-18

minor bug fixes

### 1.0 — 2025-11-17

No release notes.

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## More apps by Ludovic Horem

- [IRIS CARE](https://appshunter.io/ios/app/iris-care/id6744260607)
- [Sudoku Horizon](https://appshunter.io/ios/app/sudoku-horizon/id6745453318)
- [RAW : Workout Tracker](https://appshunter.io/ios/app/raw-workout-tracker/id6759067160)

All apps by Ludovic Horem: https://appshunter.io/developer/1806744990

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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 2026-05-19.*