Annotate.net vs Gynzy

Annotate.net gives instructors and students tools to interact with course materials, annotate work, and exchange feedback. Users can place 10 kinds of interactive questions in Google Slides, PDFs, web pages, and Annotate notebooks. Students can mark up Slides, PDFs, and notebooks; instructors can review work in real time and respond with audio or webcam video feedback. Assignments can combine web pages, PDFs, and Google Slides for Google Classroom. The service can import PowerPoint, PDF, SMART Notebook, Dropbox, and Box files. Its Chrome extension supports webpage annotation, highlighting, and screen-image capture while screen sharing. The Mirror Client offers screen sharing or remote desktop control, with AirPlay and Google Cast listed. Free accounts vary by type: the educational instructor account includes 500MB storage and screen sharing for two hours per day. Paid annual plans include Student Pro at $12.79 a year, Educational Instructor Pro at $15.99 a year, and non-educational Instructor Pro at $27.99 a year. The product is available on Android, iOS, Linux, macOS, Windows, web, and as an extension. The maker says data is encrypted at rest and secured in transit with TLS 1.2.

Gynzy is an online whiteboard and digital learning platform for teachers and students. Teachers can build, save, share, and deliver lessons using its whiteboard and lesson library. The Teacher License includes more than 2,000 ready-made lessons, over 100 educational activities, Google Classroom, and Classroom Quiz. Listed classroom tools also include interactive presentations, quiz activities, audience questions, assessment reports, and LMS integration. School License provides access for teachers and students at one school, while District License extends access across district schools; both include an admin portal and priority support. Gynzy works in a browser on an internet-connected device and offers downloads for Windows and macOS, plus Android. Its Glassplate feature overlays Gynzy tools on other websites and applications. Google sign-in, image import from Google Drive, and lesson sharing through Google Classroom are supported. The help center lists supported operating system versions, including Windows 10+, macOS 15+, ChromeOS 143+, iOS/iPadOS 18+, and Android 13+. Pricing is on request, and a 30-day trial is available; there is no free plan.