Make your data useful
Training data, machine learning, and human-in-the-loop in a single platform
The most innovative companies use CrowdFlower to enrich their data
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Here's how it works
Upload your data
Your data can be text, images, URLs, business addresses, or whichever else you need enriched.
Design your job
Choose from our template library and customize your design settings to drive the data quality you need.
Launch your job
Once you've created your job, just press "launch"! Real people from around the world will task on your job until it's done.
Use your results
Download your enriched data or use machine learning and humans-in-the-loop to make AI work for your business.
What you can do with CrowdFlower
Our platform combines machine learning and humans-in-the-loop in a single platform for data science teams doing sentiment analysis, search relevance, or business data classification.Use Cases
What our customers are saying
Some of the world's most innovative companies use Crowdflower
Director of U.S. Search
Having tens of thousands of people at your disposal to read content and score it for sentiment and tone gives us the ability to inform our clients if there’s an issue. We can identify it quickly and put the campfire out before it becomes a forest fire.
Executive Vice President, Measurement and Insights
We're not trying to replicate our data scientists with the crowd. We're going to take away the stuff they find really boring, and save their expertise for the hard cases. Our data scientists appreciated that.
Senior Data Scientist, Semantic Technology & Search