Revol9

Revol9 is a sound-based wellness app built around Solfeggio tones and scientifically recognized frequencies that support both mental and physical well-being. HEALING FREQUENCIES Explore a curated library of Solfeggio frequencies (174 Hz – 963 Hz), each associated with specific therapeutic benefits — from pain relief and emotional release to intuition and spiritual connection. TINNITUS RELIEF Candle Mode generates broadband noise (pink, white, brown) with optional EQ shaping, designed to mask tinnitus and provide immediate relief. Volume is safety-capped to protect your hearing. AI-COMPOSED AUDIO Nine Engine creates unique ambient compositions tailored to your selected frequency and mood — no two tracks are the same. INSTANT GENERATIVE AUDIO Nine Flow produces real-time procedural soundscapes directly on your device. No network needed, no waiting — immersive audio starts instantly and evolves continuously. TOOLS & MEASUREMENT • Decibel Meter — measure environmental sound levels in real time • Tinnitus Simulator — understand and demonstrate tinnitus frequencies • Sleep Timer — set audio to fade and stop automatically DESIGNED FOR WELLNESS • Cinematic fullscreen player with ambient visuals • Background audio — keep playing with the screen locked • Genre-based browsing across healing categories • Personal favorites and frequency history • Dark, minimal interface designed for relaxation PREMIUM Unlock the full library, AI composition, and advanced tools with a monthly or yearly subscription. Payment is charged to your Apple ID account at confirmation of purchase. Subscription automatically renews unless cancelled at least 24 hours before the end of the current period. You can manage or cancel your subscription in your Apple ID account settings. Safe listening is our priority — all audio output is volume-limited to protect your hearing. Terms of Use: https://www.revolniu.app/app/terms-of-use Privacy Policy: https://www.revolniu.app/app/privacy-policy