Marques DSP: Audio & Equalizer

Elevate your mobile audio to professional studio grade with Marques DSP — the ultimate digital sound processor crafted for audiophiles, musicians, and true sound enthusiasts.

Inspired by legendary audio engines ViPER4Android and JamesDSP, Marques DSP combines state-of-the-art equalization, acoustic convolution, and dynamic sound sculpting into a sleek AMOLED interface, powered seamlessly via Shizuku (no root required).

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### 🎛️ High-Precision Multimodal Equalizer
• Studio Faders Console: 10 surgical-precision bands (-12 dB to +12 dB) from 31 Hz to 16 kHz with smooth touch scrolling and Pre-Amp headroom control.
• Tactile Touch Curve: Draw your custom frequency curve by dragging real-time interactive nodes with continuous Bézier interpolation.
• Factory Presets Catalog: Professional profiles for every genre (Harman Target, Rock, Hip-Hop, Vocal Booster, Clear Bass, and exclusive sound signatures).
• Headphones-Only Auto Shutoff: Automatically disengages processing when headphones are disconnected to safeguard internal phone speakers.

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### 📊 Live DSP & Real-Time Spectral Visualizer
• Real-time FFT spectrum visualizer displaying combined frequency response curves.
• Quick toggle button to show or hide the spectral graph for a clean layout.
• Live connected audio device indicator (Bluetooth headphones, USB-C DAC, or 3.5mm jack).

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### 📱 Interactive Home Screen Widget
• Quick Live DSP master toggle without opening the app.
• Real-time vector frequency curve reflecting your active EQ settings.
• Fast preset switcher and active media track/session display.

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### 🎧 Convolver & Acoustic Impulse (.irs / .vdc)
• Legendary Built-In Presets:
- SRS WOW HD Audio (SRS Labs IRS)
- Harman Kardon Logic7
- Studer A800 Analog Tape (analog tape warmth and vintage saturation)
- Lexicon 480L Concert Hall (world-class studio reverb ambience)
- Sony ClearAudio+, BBE Sonic Maximizer, Dolby Atmos Virtual Studio & Sennheiser HD800S.
• Custom Import: Easily load .irs, .iris, and .vdc impulse response files from your storage.

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### 📻 Tube Simulator (12AX7 Vacuum Tube Warmth)
• Authentic hi-fi analog tube amplifier simulation.
• Generates rich 2nd-order harmonics for a warm, musical, and velvety sound signature.
• Fine-tune Drive intensity with one-tap presets: Clean Studio (15%), Warm Vintage (40%), and Hot Saturation (75%).

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### 🔊 ViPER-DDC & PRO Headphone Calibration
• Dedicated acoustic correction profiles for leading headphones, including JBL and Beats.
• Strict mutual exclusion between Convolver and Manual DDC to prevent distortion and phase conflicts.
• Clear Bass Engine: Powerful sub-bass boost without muddying vocal frequencies.
• Sound Clarity: Restores sparkling highs and fine harmonic details.
• Channel Balance (L/R) & Mono Audio: High-precision stereo panning with instant center reset and mono summing.

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### ⚡ Privileged Shizuku Integration (No Root)
Connect directly to Android's AudioFlinger without root privileges using Shizuku. Enhance Spotify, Deezer, YouTube Music, Apple Music, Tidal, Amazon Music, and local music players with flexible app exclusion rules.

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### 🌐 Cloud Sync & Online Community
• Download, rate, and share custom audio profiles created by users worldwide.
• Safe cloud backup (.dspbackup) and multi-device profile restore via Cloud Firestore.
• Customizable aesthetics: Pure AMOLED, Graphite Normal, Studio White, and Luxury Gold VIP themes.
• Fully localized into 13 languages.