# Nonograms - Picross

> Professional Grid Puzzles

Canonical page: [https://chrome-stats.com/d/id6769714154](https://chrome-stats.com/d/id6769714154)

## Overview

- **ID:** `id6769714154`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** 晓 郭
- **Category:** Games
- **Version:** 1.0.0
- **Last updated:** 2026-05-18
- **First published:** 2026-05-18
- **Size:** 707 KB
- **Data as of:** 2026-09-21
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/nonograms-picross/id6769714154)
- **Privacy policy:** [https://adler0518.github.io/apps\_privacys/Nonograms-privacy.html](https://adler0518.github.io/apps_privacys/Nonograms-privacy.html)

## Description

Master 500+ nonogram puzzles with advanced solving tools. Optimized for efficiency with drag-paint, undo, and auto-save. The definitive picross experience.

Nonograms delivers the definitive picross puzzle experience for iOS, engineered for both casual players and logic puzzle veterans.

CORE MECHANICS:
• Classic nonogram rules with number-based row/column clues
• Three-tier difficulty system: 5×5 (40-60% fill), 10×10 (35-55%), 15×15 (30-50%)
• Three-state cell interaction: Empty → Filled → Marked (X)
• Continuous drag-painting for rapid cell marking
• Real-time error feedback with visual indicators

ADVANCED FEATURES:
• Procedural puzzle generation ensures unlimited unique challenges
• Automatic row/column completion detection with visual strikethrough
• Comprehensive undo system (100-action history)
• Persistent auto-save with state recovery
• Performance timer with difficulty-specific best time tracking
• Adaptive hint system highlights solved sections
• Haptic feedback for enhanced tactile response

TECHNICAL SPECIFICATIONS:
• 100% offline operation - zero network dependencies
• Zero third-party SDKs - maximum privacy and security
• Native SwiftUI implementation for optimal performance
• Dark mode and light mode support
• Optimized for iPhone (portrait orientation)
• iOS 16.0+ compatibility

STATISTICS TRACKING:
• Completion count per difficulty level
• Best time records with timestamp tracking
• Progressive skill development metrics

IDEAL FOR:
• Sudoku enthusiasts seeking new logical challenges
• Students of discrete mathematics and combinatorial logic
• Professionals requiring cognitive maintenance exercises
• Anyone who appreciates elegant, rule-based puzzle systems

Download Nonograms and experience the gold standard in mobile picross puzzles.

## Rankings

- #1,524,574 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6769714154)