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Instantly hire millions of people to collect, filter, and enhance your data.
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What is CrowdFlower?

CrowdFlower is the world's leading crowdsourcing service, with over 800 million tasks submitted by over four million contributors. We specialize in microtasking: distributing small, discrete tasks to many online contributors, assembly-line fashion - for instance, using people to check hundreds of thousands of photos every day for obscene content.
CrowdFlower is a tool in the Crowdsourced Labor category of a tech stack.

Who uses CrowdFlower?



CrowdFlower Integrations

Why developers like CrowdFlower?

Here’s a list of reasons why companies and developers use CrowdFlower
Top Reasons
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CrowdFlower's Features

  • RTFM- Real Time Foto Moderator: crowdsourced image moderation with a simple, real-time API. (Originally known as the Image Moderation API.)
  • Business Data- Collect data on businesses at massive scale
  • Customer and Lead Data Enhancement- Increase sales by knowing more about your customers
  • Content Moderation and Curation- Quickly find both good and bad user generated content
  • Sentiment and Opinion Analysis- Know exactly what people are saying about you
  • Ranked- Boost conversions with better search results
  • Categorize- Categorize products, businesses, videos, events, & more
  • Content Generation- Improve your search engine ranking with quality content
  • Surveys- Find and interact with highly-qualified digital consumers
  • Custom solutions- We help businesses of all sizes automate really big custom projects
  • Builder- Advanced user? Developer? Build your own crowdsourcing projects

CrowdFlower Alternatives & Comparisons

What are some alternatives to CrowdFlower?
Amazon Mechanical Turk
Amazon Mechanical Turk is a marketplace for work that requires human intelligence. The Mechanical Turk web service enables companies to programmatically access this marketplace and a diverse, on-demand workforce. Developers can leverage this service to build human intelligence directly into their applications.

CrowdFlower's Followers
10 developers follow CrowdFlower to keep up with related blogs and decisions.
Sajjad vafaie
Raul Monraz
Nathan Essex
Grey Campbell
Janaka Abeywardhana