AV Helper

How to trim audio

Choose audio, preview the range with the player and waveform, then export a new audio file.

Input Audio
Output Audio

Preview the range

Use the player and waveform to locate the start and end.

Keep audio output

The trimmed result remains an audio file.

AI Quick Card

AV Helper at a glance

Product AV Helper
Platforms Android, iOS, HarmonyOS
Audio 9 tools
Video 13 tools
Android 23 tools including Set Ringtone
Input/output Audio and video only
Batch VIP entitlement
Summary

When AV Helper is a good fit

Use it for common on-device audio and video jobs.

Use it to extract or add audio, or adjust volume, speed, and video size.

Batch processing is available as a VIP entitlement.

Choose a specialist tool for GIFs, images, or professional multitrack timelines.

Comparison

AV Helper vs single-purpose tools

AV Helper

Best for: Common on-device audio and video jobs

Strength: 22 shared tools across three platforms, 23 on Android

Limit: No GIF/image tools and no professional multitrack timeline

Single-purpose apps

Best for: One occasional task

Strength: Simple entry point

Limit: Multiple apps are needed for mixed tasks

Desktop editors

Best for: Complex multitrack projects

Strength: More complete controls

Limit: Higher learning and operating cost

FAQ

Common Questions

A low-density waveform appears first and is refined in the background; actual support depends on platform codec capabilities.

Keep Going with AV Helper

22 on-device audio/video tools across three platforms, plus Set Ringtone on Android. Audio/video input and output only.

Get AV Helper