Appen Alternatives & Competitors
12 companies similar to Appen — Appen is your trusted data partner, powering cutting-edge AI applications for th...
Companies similar to Appen
Toloka
Expert Human Data for AI Training & Evaluation—Trusted by Top AI Labs, Startups, and Globa...
Amsterdam, The Netherland...
SuperAnnotate
Build & evaluate top-performing models using high-quality training data all within a singl...
San Francisco, United Sta...
CloudFactory
Ensure reliable and trustworthy model inference that delivers real business value with Clo...
United States
Scale AI
Making AI work since 2016
San Francisco, United Sta...
Track all Appen competitors
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Stardust AI
Bring intelligence to the next level.
San Francisco, United Sta...
Indika AI
Accelerating Data Centric AI with Programmatic Data Labelling & LLM Fine-tuning Solutions
Mumbai, India
Defined.ai
Smart Data for Ethical AI
Seattle, United States
Forethought
Scale support with agentic AI—an advanced multi-agent system to improve resolution, cut co...
San Francisco, United Sta...
Israel
Forage AI
We power growth by foraging for unique data.
New York, United States
About Appen
Appen, founded in 1996 in the United States, stands as a leader in the AI training data industry, providing essential datasets for top-tier companies innovating in AI applications. The company excels in end-to-end solutions for creating bespoke, human-generated data pivotal for training and optimizing AI models across...
Data Annotation, AI Model Evaluation, Speech and Audio Analysis, Multimodal Training Data, Compliance Audits and Bias Detection
AI Research Labs, Technology Companies, Robotics Firms, Large Language Model Developers, Enterprise Clients needing AI Integration
AI Training Data, Human-in-the-loop Services, Generative AI, Large Language Models, Computer Vision, Speech Recognition, Supervised Fine-Tuning, Reinforcement Learning With Human Feedback, Bias Mitigation, Data Annotation Platform, Language Resource Management, Multi-Language Database Development, Natural Language Processing, Social Media Moderation, Machine Translation
B2B, DaaS, Platform
Service Fee, Project Based, Product Sales
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Compiled from the BounceWatch company index. We last looked at Appen on 13 Sep 2026. The 12 companies listed here were last checked between 12 Sep 2024 and 13 Sep 2026. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.
