Free / Open-sourceOpen-source model and dataset hub with one-click online demos
Free / Open-sourceOpen-source model and dataset hub with one-click online demos
Defined.ai records 146,251 monthly visits with -21% month-over-month growth and Contact for Pricing pricing. Metryka records 0 monthly visits with 0% growth and Contact for pricing pricing.

Analytics and decision intelligence for app startups
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | definedcrowd.com | metryka.ai |
| Pricing Model | Contact for Pricing | Contact for pricing |
| Monthly Visits | 146.25K (146,251) | 0 (0) |
| MoM Traffic Delta | -38.82K (-21%) | 0 (0%) |
| Primary Market & Share | 🇺🇸 United States (20.6%) | 🌐 Global (—) |
| Direct Visits / mo | 84.42K | 0 |
| User Rating | 4.4 | 3.8 |
| Supported Platforms | Website | Website |
Enterprise AI training data, annotation and evaluation services
A large selection of ready-to-use, ethically sourced datasets across audio, image, video, text and multimodal formats, with advanced filtering and free samples.
Expert-verified labeling for text, audio, image and video using model-first, human-in-the-loop workflows for accuracy and fairness.
High-quality multilingual content for global AI systems, drawing on 500+ languages, dialects and locales.
Global, diverse data collection at scale for training, with privacy and security vetting on every dataset.

Analytics and decision intelligence for app startups
A short self-assessment captures your app's stage and goals so the platform can tailor its guidance from the first session.
Business objectives sit at the centre of the experience, with metrics organized around what you are trying to achieve rather than scattered charts.
Converts product and growth signals into recommendations about where to focus effort next.
Designed specifically around the metrics that matter to application startups rather than generic web analytics.
Free / Open-sourceOpen-source model and dataset hub with one-click online demos
Free / Open-sourceOpen-source model and dataset hub with one-click online demos

Free / Open-sourceUnbiased photo feedback from real people, for dating, business and social profiles
Free / Open-sourceUnbiased photo feedback from real people, for dating, business and social profiles
Free / Open-sourceStreamlines computer vision dataset annotation and model deployment, but lacks the broad human crowd-sourcing services of Defined.ai.
Free / Open-sourceStreamlines computer vision dataset annotation and model deployment, but lacks the broad human crowd-sourcing services of Defined.ai.

SpecialistWeb data infrastructure for scraping, proxies, and AI-ready datasets
SpecialistWeb data infrastructure for scraping, proxies, and AI-ready datasets

Comprehensive enterprise data labeling platform with powerful automation agents, but carries significant pricing overhead for smaller teams.
Comprehensive enterprise data labeling platform with powerful automation agents, but carries significant pricing overhead for smaller teams.

SpecialistAgent observability, evaluation, and continuous improvement for production AI
SpecialistAgent observability, evaluation, and continuous improvement for production AI
Advanced multimodal data infrastructure for computer vision teams, though specialized primarily in video and image annotation.
Advanced multimodal data infrastructure for computer vision teams, though specialized primarily in video and image annotation.

Free / Open-sourceAI workout planner that builds your whole training week around your gear and goals
Free / Open-sourceAI workout planner that builds your whole training week around your gear and goals

Free / Open-sourceOpen-source data labeling and evaluation platform offering full self-hosting control, but requires manual setup and infrastructure maintenance.
Free / Open-sourceOpen-source data labeling and evaluation platform offering full self-hosting control, but requires manual setup and infrastructure maintenance.

DNA-powered personalized fitness, nutrition and recovery

Free / Open-sourceTikTok Shop analytics for products, creators, LIVE commerce and competitors
Free / Open-sourceTikTok Shop analytics for products, creators, LIVE commerce and competitors