Annotate. Learn. Master.

Imagine if there was a way to unleash the true potential of your annotations, harness their power and use it to succeed.
Well, now there is.


Annotate anywhere, Sumnotes has got your back

PDF documents

Highlights and Notes made in PDF documents

Amazon Kindle

Highlights made on a Kindle device or Kindle Online Reader


Highlights made via


Highlights made via

(Coming soon)


With one click, import and synchronize annotations made across various platforms. With our batch import capability, importing your entire library is a breeze.



Consolidation is only a beginning. Now it's time to take control over your annotations with features like search, tagging and editing. Use our library of predefined tags or come up with your own, to categorize your highlights. Edit the text, or change the color of your highlights to give them more context.


Once your knowledge is organized to your taste using different tags and colours, create powerful summaries and export into your favoirite formats. You can either delete your information or keep in your library for future use. You have control.

Take Out

Keep Annotating

No need for bulky and costly software anymore. Annotate your documents right here, for free.


Use different colours to highlight important parts

Take notes

Create sticky notes for additional context

Be colorful

Use different colors for more context


Your browser is the only software you need

Security & Compatibility

Your data is protected behind layers of encryption and modern standards of best security practices.

We support all modern browsers and all modern devices. We are also currently developing a mobile/tablet application with a ton of cool features in it. Stay tuned!


Focus on what matters

Start saving your most precious resource on the planet - Time.