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Data Annotation Services

Appen review

In 1996 Appen began in Sydney; it now operates one of the biggest annotation crowds and keeps a US office in Kirkland, Washington.

Appen: the key facts
Based inSydney, Australia and Kirkland, Washington
Founded1996
How it worksSecure offices for private data, plus a crowd of more than 1 million online workers
Kinds of filesPhotos, Video, Text, Sound, 3D laser scans (LiDAR), Medical scans, Rating AI chatbot answers
Audits and laws it namesSOC 2 Type II, ISO 27001, HIPAA, GDPR
How it pricesPer project
TeamA secure facility in Cavite, Philippines; 14 offices across six countries

Appen in two facts

  • Appen says 80% of top LLM builders worldwide are its customers.
  • Few vendors match its speech annotation across more than 100 languages and 500 locales.

Who it suits

It's a good fit for multilingual speech and text work, plus big image or LiDAR jobs where many hands are needed fast.

Sources for these facts:

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Appen alternatives

Appen beside other firms with the same kinds of files
CompanyBased inKinds of filesAudits and laws it namesHow it prices
AppenSydney, Australia and Kirkland, WashingtonPhotos, Video, Text, Sound, 3D laser scans (LiDAR), Medical scans, Rating AI chatbot answersSOC 2 Type II, ISO 27001, HIPAA, GDPRPer project
iMeritSan Jose, CaliforniaPhotos, Video, Text, Sound, 3D laser scans (LiDAR), Medical scans, Rating AI chatbot answersSOC 2 Type II, ISO 27001, ISO 9001, HIPAA, GDPR, TISAXPer project
ShaipNew York, New YorkPhotos, Video, Text, Sound, 3D laser scans (LiDAR), Medical scans, Rating AI chatbot answersISO 27001, ISO 9001, SOC 2 Type II, HIPAAPer project
InnodataRidgefield Park, New JerseyPhotos, Video, Text, Sound, 3D laser scans (LiDAR), Medical scans, Satellite and map images, Rating AI chatbot answersISO 9001, ISO 27001Per project
Mindy SupportLimassol, CyprusPhotos, Video, Text, Sound, 3D laser scans (LiDAR), Rating AI chatbot answersSOC 2, GDPRPer project

All of them side by side

Questions for Appen before signing

Send one brief, hear from three vendors

Describe your data once and we pass it to three annotation vendors that label that kind of data, so you can compare quotes side by side.

  • One short form instead of three sales calls
  • Matched on data type, volume and security needs
  • You choose who to talk to
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