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Top Free Active Learning Tools

Check out our list of free Active Learning Tools. Products featured on this list are the ones that offer a free trial version. As with most free versions, there are limitations, typically time or features.

If you'd like to see more products and to evaluate additional feature options, compare all Active Learning Tools to ensure you get the right product.

View Free Active Learning Tools

G2 takes pride in showing unbiased reviews on user satisfaction in our ratings and reports. We do not allow paid placements in any of our ratings, rankings, or reports. Learn about our scoring methodologies.
6 Active Learning Tools Products Available
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SuperAnnotate
(264)4.9 out of 5
Optimized for quick response
2nd Easiest To Use in Active Learning Tools software
View top Consulting Services for SuperAnnotate
Entry Level Price:Contact Us
  • Overview
    Expand/Collapse Overview
    • Product Description
    How are these determined?Information
    This description is provided by the seller.

    SuperAnnotate bridges the gap between cutting-edge AI innovation and the high-quality human data that powers it - helping advanced AI teams build more intelligent models. With a global network of thou

    Users
    • Student
    • CEO
    Industries
    • Information Technology and Services
    • Computer Software
    Market Segment
    • 55% Small-Business
    • 24% Mid-Market
  • What G2 Users Think
    Expand/Collapse What G2 Users Think
    • Cynthia D.
    CD
    I like that SuperAnnotate gives me all the guidance I need, from written to video. The features are simple and free from bugs, making it easy to... Read review
    Goodness B.
    GB
    I use SuperAnnotate to label and manage datasets for machine learning projects, and it really helps with image and text annotation, quality... Read review
  • Seller Details
    Expand/Collapse Seller Details
    • Seller Details
    Seller
    SuperAnnotate
    Company Website
    Year Founded
    2018
    HQ Location
    San Francisco, CA
    Twitter
    @superannotate
    696 Twitter followers
    LinkedIn® Page
    www.linkedin.com
    310 employees on LinkedIn®
Product Description
How are these determined?Information
This description is provided by the seller.

SuperAnnotate bridges the gap between cutting-edge AI innovation and the high-quality human data that powers it - helping advanced AI teams build more intelligent models. With a global network of thou

Users
  • Student
  • CEO
Industries
  • Information Technology and Services
  • Computer Software
Market Segment
  • 55% Small-Business
  • 24% Mid-Market
Cynthia D.
CD
I like that SuperAnnotate gives me all the guidance I need, from written to video. The features are simple and free from bugs, making it easy to... Read review
Goodness B.
GB
I use SuperAnnotate to label and manage datasets for machine learning projects, and it really helps with image and text annotation, quality... Read review
Seller Details
Seller
SuperAnnotate
Company Website
Year Founded
2018
HQ Location
San Francisco, CA
Twitter
@superannotate
696 Twitter followers
LinkedIn® Page
www.linkedin.com
310 employees on LinkedIn®
Roboflow
(123)4.7 out of 5
1st Easiest To Use in Active Learning Tools software
Entry Level Price:Free
  • Overview
    Expand/Collapse Overview
    • Product Description
    How are these determined?Information
    This description is provided by the seller.

    Roboflow has everything you need to build and deploy computer vision applications. Over 1,000,000 users from businesses of every size — from startups to public companies — use the company's end-to-

    Users
    • Founder
    • Researcher
    Industries
    • Computer Software
    • Research
    Market Segment
    • 79% Small-Business
    • 14% Mid-Market
  • What G2 Users Think
    Expand/Collapse What G2 Users Think
    • Verified User in Research
    AR
    We used Roboflow for splitting datasets and converting formats, and it worked very well for our research needs. The platform made it simple to... Read review
    Yasemin K.
    YK
    I really liked how easy it was to upload and annotate images. The interface is clean and intuitive, and the data augmentation options are very... Read review
  • Seller Details
    Expand/Collapse Seller Details
    • Seller Details
    Seller
    Roboflow
    Year Founded
    2019
    HQ Location
    Remote, US
    Twitter
    @roboflow
    12,591 Twitter followers
    LinkedIn® Page
    www.linkedin.com
    106 employees on LinkedIn®
Product Description
How are these determined?Information
This description is provided by the seller.

Roboflow has everything you need to build and deploy computer vision applications. Over 1,000,000 users from businesses of every size — from startups to public companies — use the company's end-to-

Users
  • Founder
  • Researcher
Industries
  • Computer Software
  • Research
Market Segment
  • 79% Small-Business
  • 14% Mid-Market
Verified User in Research
AR
We used Roboflow for splitting datasets and converting formats, and it worked very well for our research needs. The platform made it simple to... Read review
Yasemin K.
YK
I really liked how easy it was to upload and annotate images. The interface is clean and intuitive, and the data augmentation options are very... Read review
Seller Details
Seller
Roboflow
Year Founded
2019
HQ Location
Remote, US
Twitter
@roboflow
12,591 Twitter followers
LinkedIn® Page
www.linkedin.com
106 employees on LinkedIn®
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Encord
(65)4.8 out of 5
Entry Level Price:Contact Us
  • Overview
    Expand/Collapse Overview
    • Product Description
    How are these determined?Information
    This description is provided by the seller.

    Encord is the universal data layer for AI. The platform helps AI teams train and run their models with the right data - managing, curating, annotating, and aligning data across the full AI lifecycle.

    Users
    No information available
    Industries
    • Computer Software
    • Hospital & Health Care
    Market Segment
    • 51% Small-Business
    • 40% Mid-Market
  • What G2 Users Think
    Expand/Collapse What G2 Users Think
    • AH
    I like the ability of task management and automation tools to simplify and optimize complex workflows. Such tools can help increase efficiency and... Read review
    Verified User in Hospital & Health Care
    AH
    -The platform is extremely user-friendly, making it easy for anyone to use. -It offers all the necessary features for performing accurate semantic... Read review
  • Seller Details
    Expand/Collapse Seller Details
    • Seller Details
    Seller
    Encord
    Year Founded
    2020
    HQ Location
    San Francisco, US
    Twitter
    @encord_team
    839 Twitter followers
    LinkedIn® Page
    www.linkedin.com
    144 employees on LinkedIn®
Product Description
How are these determined?Information
This description is provided by the seller.

Encord is the universal data layer for AI. The platform helps AI teams train and run their models with the right data - managing, curating, annotating, and aligning data across the full AI lifecycle.

Users
No information available
Industries
  • Computer Software
  • Hospital & Health Care
Market Segment
  • 51% Small-Business
  • 40% Mid-Market
AH
I like the ability of task management and automation tools to simplify and optimize complex workflows. Such tools can help increase efficiency and... Read review
Verified User in Hospital & Health Care
AH
-The platform is extremely user-friendly, making it easy for anyone to use. -It offers all the necessary features for performing accurate semantic... Read review
Seller Details
Seller
Encord
Year Founded
2020
HQ Location
San Francisco, US
Twitter
@encord_team
839 Twitter followers
LinkedIn® Page
www.linkedin.com
144 employees on LinkedIn®
FiftyOne
(14)4.3 out of 5
  • Overview
    Expand/Collapse Overview
    • Product Description
    How are these determined?Information
    This description is provided by the seller.

    FiftyOne by Voxel51 - the most powerful visual AI and computer vision data platform. Without the right data, even the smartest AI models fail. FiftyOne gives machine learning engineers the power to

    Users
    No information available
    Industries
    • Computer Software
    Market Segment
    • 79% Small-Business
    • 21% Mid-Market
  • What G2 Users Think
    Expand/Collapse What G2 Users Think
    • AP
    Voxel51's merit essentially boils down to cutting the CV development period by a pretty large margin. It offers these functionalities from data... Read review
    Aswini Kumar S.
    AS
    Free, practical webinars: They regularly host 90-minute beginner‑friendly workshops like the "Getting Started with FiftyOne" (June 18, 2025), where... Read review
  • Seller Details
    Expand/Collapse Seller Details
    • Seller Details
    Seller
    Voxel51
    Year Founded
    2018
    HQ Location
    Ann Arbor, US
    Twitter
    @Voxel51
    1,585 Twitter followers
    LinkedIn® Page
    www.linkedin.com
    65 employees on LinkedIn®
Product Description
How are these determined?Information
This description is provided by the seller.

FiftyOne by Voxel51 - the most powerful visual AI and computer vision data platform. Without the right data, even the smartest AI models fail. FiftyOne gives machine learning engineers the power to

Users
No information available
Industries
  • Computer Software
Market Segment
  • 79% Small-Business
  • 21% Mid-Market
AP
Voxel51's merit essentially boils down to cutting the CV development period by a pretty large margin. It offers these functionalities from data... Read review
Aswini Kumar S.
AS
Free, practical webinars: They regularly host 90-minute beginner‑friendly workshops like the "Getting Started with FiftyOne" (June 18, 2025), where... Read review
Seller Details
Seller
Voxel51
Year Founded
2018
HQ Location
Ann Arbor, US
Twitter
@Voxel51
1,585 Twitter followers
LinkedIn® Page
www.linkedin.com
65 employees on LinkedIn®
Labelbox
(47)4.5 out of 5
View top Consulting Services for Labelbox
  • Overview
    Expand/Collapse Overview
    • Product Description
    How are these determined?Information
    This description is provided by the seller.

    Labelbox is the leading data-centric AI platform for building intelligent applications. Teams looking to capitalize on the latest advances in generative AI and LLMs use the Labelbox platform to inject

    Users
    No information available
    Industries
    • Computer Software
    • Information Technology and Services
    Market Segment
    • 47% Small-Business
    • 38% Mid-Market
  • What G2 Users Think
    Expand/Collapse What G2 Users Think
    • Alim B.
    AB
    User friendly and less technicality involved Read review
    Rohith S.
    RS
    While using Lalbebox presented active learning tool, it improved my working efficiency on working with ML projects. I am able to focus on specific... Read review
  • Seller Details
    Expand/Collapse Seller Details
    • Seller Details
    Seller
    Labelbox
    Year Founded
    2018
    HQ Location
    San Francisco, California
    Twitter
    @labelbox
    3,296 Twitter followers
    LinkedIn® Page
    www.linkedin.com
    420 employees on LinkedIn®
Product Description
How are these determined?Information
This description is provided by the seller.

Labelbox is the leading data-centric AI platform for building intelligent applications. Teams looking to capitalize on the latest advances in generative AI and LLMs use the Labelbox platform to inject

Users
No information available
Industries
  • Computer Software
  • Information Technology and Services
Market Segment
  • 47% Small-Business
  • 38% Mid-Market
Alim B.
AB
User friendly and less technicality involved Read review
Rohith S.
RS
While using Lalbebox presented active learning tool, it improved my working efficiency on working with ML projects. I am able to focus on specific... Read review
Seller Details
Seller
Labelbox
Year Founded
2018
HQ Location
San Francisco, California
Twitter
@labelbox
3,296 Twitter followers
LinkedIn® Page
www.linkedin.com
420 employees on LinkedIn®
iMerit Ango Hub Multimodal AI Platform
(12)4.8 out of 5
Free trial available
  • Overview
    Expand/Collapse Overview
    • Product Description
    How are these determined?Information
    This description is provided by the seller.

    For organizations driving advancements in traditional AI and generative AI, iMerit delivers comprehensive, software-delivered solutions that encompass high-quality data annotation, enrichment, and mod

    Users
    No information available
    Industries
    No information available
    Market Segment
    • 50% Small-Business
    • 25% Enterprise
  • What G2 Users Think
    Expand/Collapse What G2 Users Think
    • David B.
    DB
    When we found that a small feature would help our workflow, we emailed Ango but thought nothing of it. The next day, the feature we wanted was... Read review
    AV
    We’ve been shopping around for an image labeling software for a while and settled on Ango Hub. We chose it because of its great support for complex... Read review
  • Seller Details
    Expand/Collapse Seller Details
    • Seller Details
    Seller
    iMerit Technology
    Year Founded
    2012
    HQ Location
    San Jose, US
    Twitter
    @iMeritDigital
    1,461 Twitter followers
    LinkedIn® Page
    www.linkedin.com
    6,415 employees on LinkedIn®
Product Description
How are these determined?Information
This description is provided by the seller.

For organizations driving advancements in traditional AI and generative AI, iMerit delivers comprehensive, software-delivered solutions that encompass high-quality data annotation, enrichment, and mod

Users
No information available
Industries
No information available
Market Segment
  • 50% Small-Business
  • 25% Enterprise
David B.
DB
When we found that a small feature would help our workflow, we emailed Ango but thought nothing of it. The next day, the feature we wanted was... Read review
AV
We’ve been shopping around for an image labeling software for a while and settled on Ango Hub. We chose it because of its great support for complex... Read review
Seller Details
Seller
iMerit Technology
Year Founded
2012
HQ Location
San Jose, US
Twitter
@iMeritDigital
1,461 Twitter followers
LinkedIn® Page
www.linkedin.com
6,415 employees on LinkedIn®