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Audio Annotation in Videos

Audio Annotation in Videos

Audio Annotation in Videos

Have experts annotate the audio of video. For sentiment analysis, NER, and other workflows.

Audio annotation in videos

Ango Hub trusted by

BRT
AWS
Johnson & Johnson

Segment audio from videos

With Waveform View, you can switch between annotating the video’s visuals and the audio. With a timeline view that works.

Waveform aligned with video

Supports all common formats

Ango Hub supports all codecs natively supported by the web browser, in the mp4, mov, webm, and mkv formats.

Review flows

Lightning fast loading times

Ango Hub streams video assets in, rather than attempting to load them all at once. Your experts start working right away.

Flexible hosting

Project management tools to give you total control.

Design your flow end to end

Build timelines, QA steps, and reviewer rules without code.

Full on-premise support

Deploy privately with your own keys and storage.

Real-time issue tracking

Comment on any frame or span and keep threads open.

Extend with plugins

Add models, parsers, or exporters using Python plugins.

AI-assisted labeling

Assist labelers with suggestions while keeping oversight.

Automated work validation

Run custom checks on submit to stop bad data early.

Built for developers, on a secure base.

Create projects, add assets, query stats, and export annotations, all from code. Clean REST endpoints and a Python SDK that stays out of your way. All HIPAA, SOC II, and GDPR compliant.

HIPAA, GDPR, SOC 2 ready

Enterprise-grade security and compliance that keeps data private.

First-class webhooks

Subscribe to events and react in real time when work moves forward.

Tools you already use

SDKs, API keys, and environment management that fit existing stacks.