
Conceptboard
Cr4yon
Whiteboard Team
Scribblar
Scribble Online Whiteboard
Ryeboard
Stormboard
iDroo is a browser-based collaborative whiteboard with drawing, equations and document annotation.
Animated Text Studio
Extensive selection of high-quality domain names. Knowledgeable, friendly customer support.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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Superstring
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| Website | app.idroo.com | dropcatch.com |
| Pricing | — | |
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| Company | Startup from Estonia · 1 - 9 employees · 2009 | — |
| Listed in |
In their own words, as submitted to SaaSHub.

iDroo is an online collaborative whiteboard for teaching and working together. It supports drawing, mathematical notation and document annotation. The current product runs in a browser without the legacy Skype/Windows installer. Built-in voice/video calls and screen sharing are available, with...
No description of Superstring yet.
What each product offers, as listed by its team.

Possible disadvantages
Walkthroughs and reviews on video.
How to use idroo
More videos
SUPER STRING (슈퍼 스트링) - NEW MEMORY SUIT / COSTUME - REVIEW - Android on PC - KR #슈퍼스트링 #SuperString
How often each product is chosen within a category, 0–100% relative to the other.

As answered by people managing IDroo and Superstring.
IDroo's answer
iDroo combines a collaborative whiteboard with tools for teaching before, during and after a lesson. Teachers can work through equations, diagrams and annotated worksheets with students, then connect that work to courses, assignments and feedback. Live Group Lessons add private student workspaces alongside a shared teacher board, so teachers can follow individual progress while teaching the group.
IDroo's answer
iDroo is a good fit when your lessons involve solving problems together, writing mathematical notation or working through documents. Teachers and students can contribute to the same board, discuss their work through built-in calls, and revisit saved explanations afterward. Courses and assignments support ongoing teaching. A free plan provides a starting point, with paid plans adding features and capacity.
IDroo's answer
iDroo’s primary audience is private tutors, teachers and tutoring teams running online lessons. Its equation editor, drawing tools and document annotation are particularly useful for mathematics and science, while shared boards also support language teaching and other subjects. Students and families can use its study tools for practice and homework support between lessons.
IDroo's answer
iDroo has its roots in a collaborative whiteboard used alongside Skype. It has since grown into a browser-based teaching platform with its own voice and video calls, screen sharing, courses, assignments and live group lessons. The shared whiteboard remains at its centre: a place where teachers and students can explain ideas visually and work through problems together.
Share your experience with using IDroo and Superstring. For example, how are they different and which one is better?
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Scribble Online Whiteboard is an advanced collaborative whiteboard solution that allows you to draw the sketch using the web-based or mobile platforms such as iPad/iPhone and Android.
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