Sidenotes are a popular tool for adding annotations, comments, and references to digital documents. They provide a convenient way to add additional information without cluttering the main content. While there are several popular sidenote tools available, the rapidly evolving technology landscape has given rise to new alternatives and competitors that offer unique features and functionalities. In this article, we will explore the top 10 sidenotes alternatives and competitors in 2024.

1. MarginNote

MarginNote is a comprehensive digital research and note-taking app that offers advanced features for organizing and annotating documents. It allows users to create interactive mind maps, highlight text, and link related notes. MarginNote's ability to sync across multiple devices and support various file formats makes it an excellent alternative to traditional sidenote tools.

2. Hypothesis

Hypothesis is an open-source annotation tool designed for collaborative reading and research. It enables users to annotate web pages, PDFs, and e-books, and share their annotations with others. Hypothesis's emphasis on collaboration and community-driven knowledge sharing makes it a powerful alternative to traditional sidenotes.

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3. LiquidText

LiquidText is a unique document reader and annotation tool that allows users to interact with digital documents in a highly visual and intuitive manner. It enables users to highlight text, make handwritten notes, and link related information across multiple documents. LiquidText's innovative approach to document annotation sets it apart from traditional sidenote tools.

4. Diigo

Diigo is a versatile web-based research and annotation tool that allows users to highlight web pages, bookmark websites, and save online articles. It also offers collaboration features, allowing users to share their annotations and bookmarks with others. Diigo's focus on web-based research and collaboration makes it a valuable alternative to traditional sidenote tools.

5. Readwise

Readwise is a note-taking and annotation tool specifically designed for e-books and digital reading. It enables users to highlight text, add comments, and export their annotations to other note-taking apps. Readwise's seamless integration with popular e-book platforms and its ability to sync across devices make it a convenient alternative to traditional sidenote tools.

6. RemNote

RemNote is a versatile note-taking, flashcard, and knowledge management app that offers advanced features for organizing and reviewing information. It allows users to create interconnected notes, create flashcards, and generate spaced repetition quizzes. RemNote's focus on knowledge retention and active recall sets it apart from traditional sidenote tools.

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7. Roam Research

Roam Research is a powerful note-taking and knowledge management tool that enables users to create interconnected and highly flexible notes. It offers features like bi-directional linking, backlinks, and block-level referencing. Roam Research's emphasis on creating a "second brain" for organizing and connecting ideas makes it a unique alternative to traditional sidenote tools.

8. Notion

Notion is a versatile all-in-one workspace that combines note-taking, project management, and collaboration features into a single platform. It allows users to create rich notes, embed media, and collaborate with others. Notion's flexibility and customization options make it an attractive alternative to traditional sidenote tools.

9. Evernote

Evernote is a popular note-taking and organization tool that provides features for creating and managing notes, as well as scanning documents and capturing images. It offers a robust set of features, including cloud sync, search functionality, and integration with other apps. Evernote's long-standing reputation and wide range of features make it a notable alternative to traditional sidenote tools.

10. OneNote

OneNote is a comprehensive note-taking app developed by Microsoft that allows users to capture and organize digital notes across multiple devices. It offers features like text formatting, multimedia support, and collaborative editing. OneNote's seamless integration with other Microsoft products and its availability across different platforms make it a reliable alternative to traditional sidenote tools.

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In conclusion, while traditional sidenote tools have been widely used for adding annotations and comments to digital documents, these top 10 alternatives and competitors in 2024 offer a range of unique features and functionalities. Whether it's the advanced organization capabilities of MarginNote, the collaborative nature of Hypothesis, or the visual interaction of LiquidText, each alternative presents a different approach to annotating and managing digital content. The choice ultimately depends on the specific needs and preferences of the user, such as the type of content being annotated, the desired level of collaboration, and the preferred platform. By exploring these alternatives, users can discover new tools that enhance their annotation and note-taking experience in 2024 and beyond.