SOUNDUPAI Audio Studio
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Select Your Premium Plan

Elevate your mix with studio-grade biquad equalization, matrix stereo widening, and transparent soft-knee peak limitingβ€”rendered instantly in your browser.

FREE TIER

$0

Explore the mastering engine and audition raw versus mastered tracks in real-time.

  • βœ“ 60-Second Mastered Previews
  • βœ“ Real-time Waveform Canvas visualizer
  • βœ“ WAV & MP3 file uploads
  • βœ— Pro Parameter sliders (EQ, Width, Gain)
  • βœ— Unlimited length exports
MOST POPULAR
BASIC TIER

$9.99/mo

Ideal for artists wanting professional automatic loudness matching and transparent peaks.

  • βœ“ **50 Full-length masters per month**
  • βœ“ Automatic Loudness (-14.0 LUFS)
  • βœ“ Safe True Peak Ceiling (-1.0 dBFS)
  • βœ“ 24-bit WAV & 320kbps MP3 downloads
  • βœ— Pro sliders or custom shelving curves
PRO TIER

$24.99/mo

For engineers and producers who need absolute tweakable control and unlimited volume.

  • βœ“ **Unlimited full-length masters**
  • βœ“ Unlocks Pro EQ shelf filters (Bass/Treble)
  • βœ“ Matrix Stereo width adjustments (0-150%)
  • βœ“ Custom Limiter ceilings & target gain
  • βœ“ Cloud storage project vault backups

Compare Plan Features

FEATURE DESCRIPTIONFREEBASIC ($9.99)PRO ($24.99)
Export duration limit60-second limitFull-length songFull-length song
Monthly master limitUnlimited preview clips50 tracks / moUnlimited tracks
DSP Master PipelineAuto-Mastering onlyAuto-Mastering onlySliders & Tweaks unlocked
Biquad shelving EQ slidersβœ—βœ—βœ“
Stereo width expansionβœ—βœ—βœ“ (0% to 150%)
Cloud storage backupβœ—Standard metadataFull Cloudinary vault

Frequently Asked Questions

Our engine compiles DSP algorithms directly into WebAssembly (Wasm) which runs locally in your browser. When you drop a track, it processes the audio on your local CPU in under a second. No audio data ever leaves your computer, ensuring absolute copyright privacy.

Yes! Subscriptions are handled securely via Stripe. You can upgrade to Pro to unlock sliders immediately, downgrade to a lower tier, or cancel your renewal at any time from your Account Billing Portal.

You can upload WAV (up to 24-bit/192kHz) and MP3 (up to 320kbps) files. Mastering exports are rendered as high-fidelity WAV files matching the sample rate of your source track, or high-quality MP3s.

Under the Free Tier, you can master full-length songs in the workspace and play them back in real-time to hear the difference. However, downloads are restricted to a 60-second preview of the master.

Your track limit resets monthly. If you need more masters before the cycle ends, you can upgrade to the Pro plan for unlimited mastering exports, or purchase supplementary master credits via your account dashboard.