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Sentiment Annotation

Sentiments are providing helpful insights that often drive business decisions. Sentences are annotated as positive, negative, or neutral when training a machine learning model to analyze sentiments. Our text annotation tool will speedup your sentiment annotation.


Use Metrics to gather insights.

In addition to our standard metrics, we provide you specific metrics for each annotator. Sentiment distribution gives you an understanding of the data. Identify how many documents are labeled as positive, negative or neutral.


Built for fast annotations

Annotate blazing fast by using shortcuts up for positive, down for negative and right for neutral.

Realtime webhooks

Backfill your annotated data in realtime to your systems by using our webhooks.


IO Annotator will speedup your image and text annotation significant. Reduce cost and increase output.

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