Afino Tuner App

A professional grade minimalist Android chromatic tuner app with real time pitch detection, customizable tuning standards, light and dark mode, and multiple pitch detection algorithms.

Main Features

• Chromatic tuning detection
• 100% offline
• Visual tuning indicator
• Cents off display
• Customizable reference pitch (A = 400-500Hz)
• Multiple pitch detection algorithms

Platforms & Environment

• Target Platform: Android (API 24+)
• Android Studio
• Gradle build system

Visual Indicators

Green: Perfect pitch (within ±5 cents)
Orange: Slightly off (±5 to ±30 cents)
Red: Significantly off (±30+ cents)