1. [Home](https://www.g2.com/) 2. ... 3. [Machine Learning Data Catalog Software](https://www.g2.com/categories/machine-learning-data-catalog) 4. [Appen Discussions](https://www.g2.com/products/appen/discuss) [ ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_867ac59026f8a07d10fde9ee225b51de/appen.png "Product Avatar Image") ](/products/appen/reviews) [ Appen ](/products/appen/reviews) (35)4.2/5 Appen collects and labels images, text, speech, audio, video, and other data to create training data used to build and continuously improve the world’s most innovative artificial intelligence systems. We offer a state of the art, licensable data annotation platform to annotate training data use cases in computer vision and natural language processing. Our platform enhances accuracy and efficiency through our Smart Labeling and Pre-Labeling features which use Machine Learning to ease human annotations. You choose the level of service and security you want for data collection and annotation, from white-glove managed service to flexible self-service. Our expertise includes having a global crowd of over 1 million skilled contractors who speak over 235 languages and dialects, in over 70,000 locations and 170 countries, and the industry’s most advanced AI-assisted data annotation platform. Our reliable training data gives leaders in technology, automotive, financial services, retail, healthcare, and governments the confidence to deploy world-class AI products. Founded in 1996, Appen has customers and offices globally. Show More * * * ### 36.0 Nps Score Already have Appen? ### All Appen Discussions Search Most CommentedMost HelpfulPinned by G2Newest All DiscussionsDiscussions with CommentsPinned by G2Discussions without Comments FilterFilter Filter byExpand/Collapse Sort by Most Commented Most Helpful Pinned by G2 Newest Filter by All Discussions Discussions with Comments Pinned by G2 Discussions without Comments ![Verified User](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User") G2 Verified User • about 3 years ago More Options - [ # Launching projects ](/discussions/launching-projects) Can you hint me..how should I know in advance. There appen is launching new project tomorrow or today. Can you help me with this pls [ Machine Learning Data Catalog Software ](https://www.g2.com/tags/machine-learning-data-catalog-software)[ Data Labeling Software ](https://www.g2.com/tags/data-labeling-software) * * * \<0\>0\>Upvotes * * * 0 Comments [![linkedin](/assets/social-logos/linkedin-afe65e46604a5bd5105ab9c856116204040b6b3f2b2d42562fc8071ca0c48ca0.svg "linkedin")](https://www.linkedin.com/shareArticle?mini=true&summary=Ask+Appen+questions+and+get+answers+from+expert+users+in+our+Appen+Discussions+section.&title=Appen+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss) [![twitter](/assets/social-logos/twitter-61aaec80434c71387b8f7326e480592eae71c0a65afd051d66fce9b75a9bf417.svg "twitter")](https://twitter.com/intent/tweet?text=Appen+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss&via=G2dotcom) [![facebook](/assets/social-logos/facebook-350d0b410d6b10debcf893050e803a8633d53561aa42807b087b8daf9be3668f.svg "facebook")](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss) [![gmail](/assets/social-logos/gmail-6db42f21e7c254fae201b112bef0dd15d25223a5cbb32691ce80eab43761eadf.svg "gmail")](https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=Appen+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss%0aAsk+Appen+questions+and+get+answers+from+expert+users+in+our+Appen+Discussions+section.) [![mail](/assets/social-logos/mail-d55c53b04bf49872e40cd2443b85a99caa23394e6cf154ae32a9d08377c15d86.svg "mail")](mailto:?subject=Appen+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss%0aAsk+Appen+questions+and+get+answers+from+expert+users+in+our+Appen+Discussions+section.) ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link") ![Verified User](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User") G2 Verified User • over 4 years ago More Options - [ # How do I know if I can submit my invoice? ](/discussions/how-do-i-know-if-i-can-submit-my-invoice) I have been trying to submit invoice but it says period has not ended yet. But end of the month is done already. [ Data Labeling Software ](https://www.g2.com/tags/data-labeling-software)[ Machine Learning Data Catalog Software ](https://www.g2.com/tags/machine-learning-data-catalog-software) * * * \<0\>0\>Upvotes * * * 0 Comments [![linkedin](/assets/social-logos/linkedin-afe65e46604a5bd5105ab9c856116204040b6b3f2b2d42562fc8071ca0c48ca0.svg "linkedin")](https://www.linkedin.com/shareArticle?mini=true&summary=Ask+Appen+questions+and+get+answers+from+expert+users+in+our+Appen+Discussions+section.&title=Appen+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss) [![twitter](/assets/social-logos/twitter-61aaec80434c71387b8f7326e480592eae71c0a65afd051d66fce9b75a9bf417.svg "twitter")](https://twitter.com/intent/tweet?text=Appen+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss&via=G2dotcom) [![facebook](/assets/social-logos/facebook-350d0b410d6b10debcf893050e803a8633d53561aa42807b087b8daf9be3668f.svg "facebook")](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss) [![gmail](/assets/social-logos/gmail-6db42f21e7c254fae201b112bef0dd15d25223a5cbb32691ce80eab43761eadf.svg "gmail")](https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=Appen+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss%0aAsk+Appen+questions+and+get+answers+from+expert+users+in+our+Appen+Discussions+section.) [![mail](/assets/social-logos/mail-d55c53b04bf49872e40cd2443b85a99caa23394e6cf154ae32a9d08377c15d86.svg "mail")](mailto:?subject=Appen+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss%0aAsk+Appen+questions+and+get+answers+from+expert+users+in+our+Appen+Discussions+section.) ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link") ![Verified User](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User") G2 Verified User • over 4 years ago More Options - [ # Would there be more update on Appen? ](/discussions/would-there-be-more-update-on-appen) I want to know that if there are more multiple options to work on appen? [ Data Labeling Software ](https://www.g2.com/tags/data-labeling-software)[ Machine Learning Data Catalog Software ](https://www.g2.com/tags/machine-learning-data-catalog-software) * * * \<0\>0\>Upvotes * * * 0 Comments [![linkedin](/assets/social-logos/linkedin-afe65e46604a5bd5105ab9c856116204040b6b3f2b2d42562fc8071ca0c48ca0.svg "linkedin")](https://www.linkedin.com/shareArticle?mini=true&summary=Ask+Appen+questions+and+get+answers+from+expert+users+in+our+Appen+Discussions+section.&title=Appen+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss) [![twitter](/assets/social-logos/twitter-61aaec80434c71387b8f7326e480592eae71c0a65afd051d66fce9b75a9bf417.svg "twitter")](https://twitter.com/intent/tweet?text=Appen+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss&via=G2dotcom) [![facebook](/assets/social-logos/facebook-350d0b410d6b10debcf893050e803a8633d53561aa42807b087b8daf9be3668f.svg "facebook")](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss) [![gmail](/assets/social-logos/gmail-6db42f21e7c254fae201b112bef0dd15d25223a5cbb32691ce80eab43761eadf.svg "gmail")](https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=Appen+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss%0aAsk+Appen+questions+and+get+answers+from+expert+users+in+our+Appen+Discussions+section.) [![mail](/assets/social-logos/mail-d55c53b04bf49872e40cd2443b85a99caa23394e6cf154ae32a9d08377c15d86.svg "mail")](mailto:?subject=Appen+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss%0aAsk+Appen+questions+and+get+answers+from+expert+users+in+our+Appen+Discussions+section.) ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link") ![Verified User](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User") G2 Verified User • almost 5 years ago More Options - [ # please tell me for how long the maximum waiting for a project task? ](/discussions/please-tell-me-for-how-long-the-maximum-waiting-for-a-project-task) want to know after getting a project, the task didn't show fast [ Data Labeling Software ](https://www.g2.com/tags/data-labeling-software)[ Machine Learning Data Catalog Software ](https://www.g2.com/tags/machine-learning-data-catalog-software) * * * \<0\>0\>Upvotes * * * 0 Comments [![linkedin](/assets/social-logos/linkedin-afe65e46604a5bd5105ab9c856116204040b6b3f2b2d42562fc8071ca0c48ca0.svg "linkedin")](https://www.linkedin.com/shareArticle?mini=true&summary=Ask+Appen+questions+and+get+answers+from+expert+users+in+our+Appen+Discussions+section.&title=Appen+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss) [![twitter](/assets/social-logos/twitter-61aaec80434c71387b8f7326e480592eae71c0a65afd051d66fce9b75a9bf417.svg "twitter")](https://twitter.com/intent/tweet?text=Appen+Discussions+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss&via=G2dotcom) [![facebook](/assets/social-logos/facebook-350d0b410d6b10debcf893050e803a8633d53561aa42807b087b8daf9be3668f.svg "facebook")](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss) [![gmail](/assets/social-logos/gmail-6db42f21e7c254fae201b112bef0dd15d25223a5cbb32691ce80eab43761eadf.svg "gmail")](https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=Appen+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss%0aAsk+Appen+questions+and+get+answers+from+expert+users+in+our+Appen+Discussions+section.) [![mail](/assets/social-logos/mail-d55c53b04bf49872e40cd2443b85a99caa23394e6cf154ae32a9d08377c15d86.svg "mail")](mailto:?subject=Appen+Discussions+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss%0aAsk+Appen+questions+and+get+answers+from+expert+users+in+our+Appen+Discussions+section.) ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link") ## Start a New Software Discussion Have a software question? Get answers from real users and experts [Start A Discussion](/products/appen/discussions/new) * * * ![Product Avatar Image](https://images.g2crowd.com/uploads/product/hd_favicon/07210805b8fe27a9108a555f1387e08e/appen.svg "Product Avatar Image") ### Have you used Appen before? Answer a few questions to help the Appen community [ Yes ](javascript:void(0))[ Yes ](https://www.g2.com/authorize?form=signup&return_to=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fappen%2Fdiscuss%3Fsmall_ask%3Dappen) No ## Top Contributors in Appen 1 ![Rafay K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Rafay K.") RK Loading... ### [Rafay K.](https://www.g2.com/users/2bad6144-a98b-49e0-af5c-c1e429ddb40a "Rafay K.") Associate Technical Consultant 1 pt 2 ![Gia S.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Gia S.") GS Loading... ### [Gia S.](https://www.g2.com/users/0f192767-2022-4ccb-aa6d-a9caf94fcb2a "Gia S.") Teacher 1 pt 3 MA Loading... ### [Mohammed A.](https://www.g2.com/users/dba51d4e-1dec-4ee5-bc73-b2f1733e1c41 "Mohammed A.") -- 1 pt