# 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](https://www.g2.com/categories/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](https://research.g2.com/g2-scoring-methodologies).

**6** Active Learning Tools Products Available
View all [Active Learning Tools](https://www.g2.com/categories/active-learning-tools)

View all [Active Learning Tools](https://www.g2.com/categories/active-learning-tools)

[
### SuperAnnotate
](https://www.g2.com/products/superannotate/reviews)

[By SuperAnnotate](https://www.g2.com/sellers/superannotate)

[

(379)4.8 out of 5
](https://www.g2.com/products/superannotate/reviews#reviews "Read SuperAnnotate Reviews")

Product Description

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, Data Trainer · **Industries:** Information Technology and Services, Computer Software · **Market Segment:** 57% Small-Business, 23% Mid-Market

 ![Cintia B.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Cintia B.")
CB

Super Annotate offers a streamlined and intuitive interface that enhances user experience significantly. With its clear layout, users can navigate...[Read review](https://www.g2.com/products/superannotate/reviews/superannotate-review-12379327)

 ![Josh P.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Josh P.")
JP

I appreciate SuperAnnotate's intuitive interface, which makes it easier to work with. The automation tools are really helpful in streamlining...[Read review](https://www.g2.com/products/superannotate/reviews/superannotate-review-12440846)

Year Founded
2018

HQ Location
San Francisco, CA

Company Website
https://superannotate.com/

Twitter
@superannotate

LinkedIn® Page
https://www.linkedin.com/company/18999422/

[
### Roboflow
](https://www.g2.com/products/roboflow/reviews)

[By Roboflow](https://www.g2.com/sellers/roboflow)

[

(147)4.7 out of 5
](https://www.g2.com/products/roboflow/reviews#reviews "Read Roboflow Reviews")

Product Description

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:** 78% Small-Business, 14% Mid-Market

IA

Roboflow allows data annotation, and the results can be easily exported to any of the SOTA object detection frameworks. The data augmentation...[Read review](https://www.g2.com/products/roboflow/reviews/roboflow-review-12289388)

 ![Verified User in Computer Software](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Computer Software")
UC

What I like best about Roboflow is how much it simplifies the whole computer vision workflow in one place. It makes data uploading, annotation,...[Read review](https://www.g2.com/products/roboflow/reviews/roboflow-review-12545640)

Year Founded
2019

HQ Location
Remote, US

Company Website
https://roboflow.com/

Twitter
@roboflow

LinkedIn® Page
https://www.linkedin.com/company/36096640

[![G2 Advertising](/assets/my-g2-logo-41632af6f81a240a0a9886638f412b2ac9a29f4001534f8c83be89a58ef9d45d.svg "G2 Advertising")](https://sell.g2.com/case-studies/how-aisdr-uses-g2-ads-to-turn-g2-into-top-5-traffic-source)

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[
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[
### FiftyOne
](https://www.g2.com/products/voxel51-fiftyone/reviews)

[By Voxel51](https://www.g2.com/sellers/voxel51)

[

(22)4.5 out of 5
](https://www.g2.com/products/voxel51-fiftyone/reviews#reviews "Read FiftyOne Reviews")

Product Description

FiftyOne by Voxel51 is the leading data platform for physical AI. Without the right data, even the smartest AI models fail. FiftyOne gives machine learning engineers the power to deeply understand an

**Industries:** Computer Software · **Market Segment:** 64% Small-Business, 27% 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](https://www.g2.com/products/voxel51-fiftyone/reviews/fiftyone-review-9401786)

 ![Aswini Kumar S.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "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](https://www.g2.com/products/voxel51-fiftyone/reviews/fiftyone-review-11414054)

Year Founded
2018

HQ Location
Ann Arbor, US

Company Website
https://voxel51.com/

Twitter
@Voxel51

LinkedIn® Page
https://www.linkedin.com/company/voxel51

[
### Encord
](https://www.g2.com/products/encord/reviews)

[By Encord](https://www.g2.com/sellers/encord)

[

(65)4.8 out of 5
](https://www.g2.com/products/encord/reviews#reviews "Read Encord Reviews")

Product Description

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.

**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](https://www.g2.com/products/encord/reviews/encord-review-8007603)

 ![Verified User in Hospital & Health Care](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "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](https://www.g2.com/products/encord/reviews/encord-review-8140125)

Year Founded
2020

HQ Location
San Francisco, US

Company Website
https://encord.com/

Twitter
@encord\_team

LinkedIn® Page
https://www.linkedin.com/company/69557125

[
### Labelbox
](https://www.g2.com/products/labelbox/reviews)

[By Labelbox](https://www.g2.com/sellers/labelbox)

[

(48)4.5 out of 5
](https://www.g2.com/products/labelbox/reviews#reviews "Read Labelbox Reviews")

Product Description

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

**Industries:** Computer Software, Information Technology and Services · **Market Segment:** 46% Small-Business, 38% Mid-Market

 ![Alim B.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Alim B.")
AB

User friendly and less technicality involved[Read review](https://www.g2.com/products/labelbox/reviews/labelbox-review-5125425)

 ![Rohith S.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "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](https://www.g2.com/products/labelbox/reviews/labelbox-review-10759883)

Year Founded
2018

HQ Location
San Francisco, California

Company Website
https://labelbox.com

Twitter
@labelbox

LinkedIn® Page
https://www.linkedin.com/company/labelbox/

[
### iMerit Ango Hub Multimodal AI Platform
](https://www.g2.com/products/imerit-ango-hub-multimodal-ai-platform/reviews)

[By iMerit Technology](https://www.g2.com/sellers/imerit-technology)

[

(12)4.8 out of 5
](https://www.g2.com/products/imerit-ango-hub-multimodal-ai-platform/reviews#reviews "Read iMerit Ango Hub Multimodal AI Platform Reviews")

Product Description

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

**Market Segment:** 50% Small-Business, 25% Enterprise

 ![David B.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "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](https://www.g2.com/products/imerit-ango-hub-multimodal-ai-platform/reviews/imerit-ango-hub-multimodal-ai-platform-review-5442748)

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](https://www.g2.com/products/imerit-ango-hub-multimodal-ai-platform/reviews/imerit-ango-hub-multimodal-ai-platform-review-5451079)

Year Founded
2012

HQ Location
San Jose, US

Company Website
https://imerit.net/

Twitter
@iMeritDigital

LinkedIn® Page
https://www.linkedin.com/company/imerit