noun \ˈsʌmnəʊts\

An online PDF and Kindle annotation management tool that saves you hours of gruesome work. Have your PDF and Kindle annotations available for you to download in various formats in a matter of seconds.


Annotate anywhere, Sumnotes has got your back

We summarize annotations from your PDFs, Kindle books and Instapaper articles. Save yourself a headache of searching for a tool to annotate and extract annotations from your books or PDF material. Sumnotes is the only simple, yet robust solution to extract annotations from PDF books, lecture notes or research papers, helping you to focus on what matters to you.

PDF documents

Highlights and Notes made in PDF documents

Amazon Kindle

Highlights made on a Kindle device or Kindle Online Reader


Highlights made via


With one click, import and synchronize annotations made across various platforms. With our batch import capability, importing your entire library is a breeze.
We support PDF documents annotated in any official PDF software, including Adobe products and Preview on Macs. We also excited to announce that we support Kindle highlights!



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. Extracted annotations can be easily exported to DOC (Microsoft Word), TXT, XSL ( Microsoft Excel). One could Email or Evernote said highlights too. No conversion, no extra steps, just a single click to export into your favorite format.

Take Out

Highlight your PDFs with Sumnotes

No need for bulky and costly software anymore. Annotate your documents right here, for free.
Latest version of modern browser be it Firefox, Safari or Chrome is the only thing you need in order to use the Sumnotes.
Unlike other tools out there, Sumnotes is entirely in cloud, it does not require any type of installation at all.


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.