Free Audio Tools API
# Free Audio Tools API - Professional Audio Processing & Conversion API ## 🚀 Transform Your Audio Workflow with the Best Audio API for Developers The **Free Audio Tools API** is a comprehensive, production-ready **audio processing API** designed for developers who need reliable **audio conversion**, **compression**, **editing**, and **effects** capabilities. Whether you're building a podcast…
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12 endpoints
The in-depth APIMemo review for this API hasn't been published yet —
the data below comes straight from the public marketplace listing.
Free Audio Tools API endpoints
| Method | Endpoint | Description |
|---|---|---|
| Audio Conversion | ||
| POST |
convertAudio /convert |
Convert audio files between different formats (MP3, WAV, FLAC, AAC, OGG, M4A) with quality control |
| Audio Trimming | ||
| POST |
trimAudio /trim |
Trim audio file to specific time range with optional format conversion |
| Audio Compression | ||
| POST |
compressAudio /compress |
Reduce audio file size by adjusting bitrate while maintaining acceptable quality |
| Audio Normalization | ||
| POST |
normalizeAudio /normalize |
Normalize audio volume levels to target dBFS for consistent loudness |
| Audio Speed & Pitch | ||
| POST |
changeSpeedPitch /speed-pitch |
Adjust audio playback speed and pitch independently for creative effects |
| Audio Volume | ||
| POST |
adjustVolume /volume |
Increase or decrease audio volume by specified decibels |
| Audio Reverse | ||
| POST |
reverseAudio /reverse |
Reverse audio playback for creative effects |
| Audio Fade | ||
| POST |
fadeAudio /fade |
Apply fade in and fade out effects to audio for smooth transitions |
| Audio Split | ||
| POST |
splitAudio /split |
Split audio into multiple segments by duration, intervals, or silence detection |
| Audio Equalizer | ||
| POST |
equalizeAudio /equalize |
Apply custom equalizer settings with multiple frequency bands |
| Audio Channels | ||
| POST |
mixChannels /mix-channels |
Mix or manipulate audio channels (mono, stereo, balance) |
| Audio Info | ||
| POST |
getAudioInfo /info |
Retrieve detailed metadata about audio file (format, duration, bitrate, sample rate, channels) |
Free Audio Tools API pricing
| Plan | Price | Rate limit | Quotas |
|---|---|---|---|
| BASIC | Free | — |
|
| PRO | $4.99 / month | 60 / minute |
|
| ULTRA | $14.99 / month | — |
|
| MEGA | $39.99 / month | 500 / minute |
|
