Free Slowed & Reverb Maker

A free slowed and reverb maker that runs in your browser. Upload audio locally, slow it down, add reverb, preview the change, and export finished MP3 files or a ZIP of many tracks.

• Speed from 0.50x to 1.50x with optional pitch preservation
• Reverb mix and decay (space), bass, tone and stereo width controls
• Built-in presets: Dry, Haze Chamber, Wave Drift, Lift, plus your own saved presets
• Bulk processing: many tracks, shared settings, ZIP download
• Private: audio never leaves your browser

Open the free editor: upload MP3, WAV, AAC, OGG or FLAC, adjust speed, reverb, bass, tone, width and space, then export MP3 or a ZIP of many tracks. Everything runs in your browser.