Annotate.net

Annotate.net is a teaching and annotation platform for instructors and students working with course materials. It adds interactive questions to Google Slides, PDFs, web pages, and Annotate notebooks, and lets students mark up those materials while instructors review work and send audio or webcam video feedback. Assignments can combine web pages, PDFs, and Google Slides for Google Classroom. The service also supports importing PowerPoint, PDF, SMART Notebook, Dropbox, and Box files. Its Chrome extension can annotate web pages, highlight text, and capture screen images during screen sharing; the Mirror Client supports screen sharing or remote desktop control, with AirPlay and Google Cast listed. Free account limits vary, while paid plans are billed yearly: Student Pro is 12.79 USD per year, Educational Instructor Pro is 15.99 USD per year, and non-educational Instructor Pro is 27.99 USD per year. The service is listed for Android, iOS, Linux, macOS, web, Windows, and as an extension.

Who it is for

Annotate.net suits educators who want to build interactive course activities and review student work, as well as students or participants who need to annotate course content. Educational instructor licenses require an active educator at a K-12 or higher education institution and institutional email registration.

What is good

  • Supports 10 interactive question types.
  • Students can annotate course materials.
  • Instructors can give audio or webcam feedback.
  • Works with Google Classroom assignments.
  • Includes web, desktop, mobile, and extension platforms.

What to know first

  • Free account storage and usage limits vary.
  • Instructor phone access is not recommended for daily use.
  • Some phone features may be disabled or not work as designed.
  • Educational instructor licenses have eligibility requirements.

Verdict

Annotate.net combines course annotation, interactive activities, assignments, and instructor feedback in one teaching workflow. Check the account-specific limits and eligibility rules before choosing a plan.

Annotate.net plans and pricing

All plans
Student Starter Account Free 100MB storage · one regular enrollment course, up to 50 students · livestream, audio streams, and screen shares 2 hours/day · annotation clips up to 12 minutes annotate.net · 29 Sept 2026
Student Casual Access Free No signup needed · open enrollment assessments only annotate.net · 29 Sept 2026
Educational Instructor Free Account Free 500MB storage · private notebooks · screen sharing 2 hours/day · mirroring 15 minutes/day annotate.net · 29 Sept 2026
Instructor Free Account (non-educational) Free 100MB storage · notebooks public · screen sharing 2 hours/day · mirroring 10 minutes/day annotate.net · 29 Sept 2026
Student Pro Account $12.79/yr 1 year; original price $15.99, discounted price $12.79 5GB storage · unlimited regular and large enrollment courses · annotation clips up to 12 minutes annotate.net · 29 Sept 2026
Educational Instructor Pro Account $15.99/yr 1 year; original price $19.99, discounted price $15.99 15GB storage · private notebooks · cloud remote desktop control · shared courses · screen sharing and mirroring without listed daily limits annotate.net · 29 Sept 2026

Compared on interactive classroom software

Free plan
Yes
Interactive presentations
Yes
Live polls
Yes
Quiz activities
Yes
Audience questions
Yes
Assessment reports
Yes
LMS integration
Yes

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