Tune Smarter. Play Better. Simple Tuner is a minimalist yet powerful chromatic tuner app that helps you tune your instrument with ease and accuracy. Whether you're a guitarist, violinist, flutist, or singer, Simple Tuner provides fast and reliable pitch detection in real-time. With a clean design and responsive feedback, you'll always stay in tune—anytime, anywhere. Features: - Accurate chromatic tuning (supports all instruments) - Real-time pitch and frequency detection - Clear cent deviation display with intuitive needle animation - Uses your device’s built-in microphone - Adjustable A4 reference frequency (435–445Hz) - Dark mode support - Works completely offline Simple Tuner is built for musicians of all levels who want a fast, beautiful, and reliable tuning experience—without unnecessary clutter.