Echo is a system-wide equalizer that works across every app — Spotify, YouTube, Samsung Music, local players, games, Android Auto, and more. No root required. No setup. Whether you need a Bass Booster for Headphones, a Volume Booster for quiet videos, or a true Sound Booster for car audio — Echo delivers studio-grade sound without distortion.

🎚️ 10-Band Equalizer for Android
A true 10-band equalizer with 5, 7, 10, 12, 15, or 31 band modes — up to 31 bands, far beyond a basic 10-band EQ. Fine-tune every frequency for booming subwoofer bass, crystal-clear treble, or balanced sound. Built for audiophiles and casual listeners alike. Custom presets for Rock, Pop, Jazz, EDM, Classical, Hip-Hop, Folk, and more.

🔊 Bass Booster & Bass Boost — Feel Every Beat
Echo's professional bass boost enhances low frequencies without distortion. The eq bass booster and subwoofer bass booster work on headphones, Bluetooth speakers, car audio, subwoofers, and phone speakers — deep, punchy bass and extra bass wherever you listen. Use Echo as a Bass Booster for Headphones at the gym, in the car, or at home.

📈 Volume Booster, Sound Booster & Loudness Booster
Boost quiet audio safely with a built-in Volume Booster, Sound Booster, and Loudness Booster — no clipping, no distortion. Echo works as a Headphone Volume Booster, Headphone Booster, Bluetooth Volume Booster, and Speaker Booster in one. Make your speaker and headphones louder for quiet videos, podcasts, and movies. Core booster features fully unlocked — no paywall, no ads.

🎵 Presets, Custom Profiles & Auto-Switching
Preloaded presets for Rock, Pop, Jazz, EDM, Folk, Classical, Dance, Hip-Hop, Heavy Metal, and more. Save unlimited custom mixes. Auto-Switching applies your saved preset when you connect Bluetooth headphones, car audio, or external speakers.

📱 Works With Spotify, YouTube & Every App
Unlike built-in equalizers, Echo applies system-wide. Use it as a Spotify equalizer, YouTube equalizer, TikTok equalizer, or with VLC, Poweramp, Apple Music, Tidal, Amazon Music, and any local player. No root required.

🚗 Android Auto, Bluetooth & Car Audio Support
Echo works seamlessly with Android Auto, Bluetooth headphones, Bluetooth speakers, car audio systems, and home theater setups. The car equalizer tunes sound for in-vehicle listening; the Bluetooth equalizer remembers your preset per device.

🌌 3D Virtualizer & Surround Sound
Echo's 3D Virtualizer turns stereo into immersive, room-filling surround sound — perfect for movies, gaming, and music.

🎛️ Advanced Limiter & Compressor
Go beyond basic sound with an advanced limiter and multiband compressor. Prevent distortion at high volumes while keeping audio clean. Studio-grade sound for audiophiles who refuse to compromise.

🎯 Quick Tile & Material You
Instant access from the notification shade. Material You dynamic theming. Light and dark modes.

✅ Ad-Free. No Root Required.
Completely ad-free with fully unlocked core features: 10-Band Equalizer, Bass Booster, Volume Booster, and Sound Booster. Optional Pro features include advanced limiter, compressor, and parametric equalizer controls.

🌍 10+ Languages
English, German, Spanish, Portuguese, Russian, Indonesian, French, and more.

🎧 Why Audiophiles Choose Echo
Echo is the system-wide equalizer, bass booster, and sound booster built for serious listeners. Stream Spotify, watch YouTube, drive with Android Auto, or game on Bluetooth headphones — the eq bass booster, headphone volume booster, loudness booster, and speaker booster keep sound clean and loud.

📲 3-Step Setup
1️⃣ Play music or video from any app
2️⃣ Open Echo or use the Quick Tile
3️⃣ Connect headphones, Bluetooth, or car audio — your preset applies automatically

Download Echo — the system-wide Equalizer, Bass Booster, Volume Booster & Sound Booster. No root. No ads. Pure sound.