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CloudTweaks

Best Alternatives to Roboflow

8 other Data Labeling tools in the CloudTweaks Index, listed alphabetically with the same fact-backed profile. No paid placement, no computed score here — just the category's full roster.

Data labeling platforms produce the annotated training data behind machine-learning models: image, video, text, and document annotation, model-assisted pre-labeling, quality review, and often a managed human workforce. Pricing is predominantly quote-based, so exact figures are rare. Compare modality coverage, auto-labeling, managed workforce availability, open-source and self-hosting options, and free tier.

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Roboflow

$$$ Premiumfrom $79/mo · Last reviewed September 2026

Alternatives

Neutral ordering. Not a recommendation.

8 results

CVAT

www.cvat.ai

CVAT (Computer Vision Annotation Tool) is an open-source data annotation platform for images, video, and 3D point clouds, originally developed at Intel and now maintained by CVAT.ai.

$$$ Premiumfrom $23/mo · Last reviewed September 2026
Strengths
Openness, Open-source & self-hostableFree tier, Free plan availableMaturity, operating 8 years

Encord

encord.com

Encord is a data platform for computer-vision and multimodal AI covering annotation, data curation, and dataset indexing across images, video, audio, documents, DICOM medical imaging, and 3D point clouds.

$$ MidContact sales for pricing · Checked on vendor's pricing page, September 2026
Strengths
Capability, Auto-labeling +2Maturity, operating 6 years

HumanSignal

humansignal.com

HumanSignal (formerly Heartex) is the company behind Label Studio, the widely used open-source data-labeling tool supporting images, video, audio, text, and documents in one interface.

$$$ Premiumfrom $99/mo · Checked on vendor's pricing page, September 2026
Strengths
Openness, Open-source & self-hostableFree tier, Free plan availableCapability, Auto-labeling +2Maturity, operating 7 years

Kili Technology

kili-technology.com

Kili Technology is a Paris-based data labeling and evaluation platform, founded in 2018, for building the training and fine-tuning datasets behind AI models.

$$ Midusage-based pricing
Strengths
Free tier, Free plan availableCapability, Auto-labeling +2Maturity, operating 8 years

Labelbox

labelbox.com

Labelbox is a data-labeling platform for images, video, text, and documents: annotation tooling, model-assisted labeling, data curation via its Catalog, and an optional managed labeling workforce through its services arm.

$$ Midusage-based pricing
Strengths
Capability, Managed labeling workforce +3Free tier, Free plan availableMaturity, operating 8 years

Scale AI

scale.com

Scale AI provides training-data services and software: annotation of images, video, text, and sensor data through a managed human workforce combined with model-assisted pre-labeling, plus RLHF and evaluation data for generative models.

$$$ Premiumusage-based pricing
Strengths
Capability, Managed labeling workforce +3Free tier, Free plan availableMaturity, operating 10 years

SuperAnnotate

www.superannotate.com

SuperAnnotate is an annotation platform for images, video, text, and LLM training data, combining annotation tooling and quality-management workflows with a marketplace of vetted labeling-service teams.

$$ MidContact sales for pricing · Checked on vendor's pricing page, September 2026
Strengths
Capability, Managed labeling workforce +3Free tier, Free plan availableMaturity, operating 8 years

V7

www.v7labs.com

V7 is a vision-first AI data platform: its Darwin product handles image and video annotation with model-assisted auto-labeling, and V7 Go extends the platform to document and multimodal workflows.

$$ MidContact sales for pricing · Checked on vendor's pricing page, September 2026
Strengths
Capability, Managed labeling workforce +3Maturity, operating 8 years

See the full Data Labeling category, including Roboflow, on the Data Labeling browse page.