Free plans (5)
Their limits are stated in different terms, so they aren't ranked against each other. Ordered by first paid price.
| Tool | Stated limits | What makes you upgrade | First paid price | Kind |
|---|---|---|---|---|
 CVATRead Oct 29, 2026 |
Free plan for 1 to 2 members: 1 project, 3 tasks, 1 GB internal storage, 100 internal AI calls per month. Paid plans are needed for higher limits."Free plan available • No credit card required • GDPR & CCPA compliant"Source | Paid plans are needed for higher limits | $33/userTeam | Free plan |
 RoboflowRead Oct 29, 2026 |
Free Tier at $0 with 10 credits a month, private projects, model weights download, unlimited admin seats; no credit card needed. After a paid pack ends, the workspace moves back to the Free Tier."The Free Tier is $0 and includes 10 credits a month, private projects, model weights download, and unlimited admin seats."Source | More than 10 credits: Core +10 credit pack includes 20 | $39/moCore +10 credit pack | Free plan |
 Label Studio (HumanSignal)Read Oct 29, 2026 |
Open source Community Edition, self-hosted on-prem, supported through Community Slack and GitHub issues"Open source community edition"Source | Not found | $99/moStarter Cloud | Free to self-host |
 LabellerrRead Oct 29, 2026 |
Researcher Plan: free for students and researchers, up to 2,500 data credits, 1 seat, 1 workspace, by application"Try Labellerr for free, with up to 2,500 data credits and 1 seats."Source | Not found | $833/mo yearlyPro Plan | Free plan |
 SuperviselyRead Oct 29, 2026 |
Community plan is free with 5 GB storage, 10,000 files and 2 members; projects are archived after 30 days of inactivity and upgrading to Pro is suggested at limits"Supervisely is free for non-commercial usage, researchers or small teams."Source | Not found | €199/moPro | Free plan |
Free trial only (4)
- Datasaur: A free trial may be offered; length not stated
- Kili Technology: Free Trial plan (2-5 seats, 100 assets for text/documents/images, 5 for video/satellite) and a free 2-week evaluation
- Prodigy (Explosion): No standard trial; hosted VM trials for companies and organizations on request, not individuals
- Segments.ai: 14-day free trial
Questions
Which data labeling software are free?
5 have a free plan you can keep, including CVAT, Label Studio (HumanSignal), Labellerr, Roboflow, Supervisely.
What do you pay after a free plan?
The lowest first paid price among tools with a free plan is $33/user (CVAT). Read from each vendor's own page.
How this page is made
Every limit is the vendor's own, read from its pages and quoted. A tool counts as a free plan when the text describes something you can keep using; a fixed number of days or a single batch of credits is listed separately. We don't test the plans. How prices are read.