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Google Sidewiki vs RemNote

Professional comparison and analysis to help you choose the right software solution for your needs.

Google Sidewiki icon
Google Sidewiki
RemNote icon
RemNote

Google Sidewiki vs RemNote: The Verdict

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Google Sidewiki RemNote
Sugggest Score — —
Category Online Services Education & Reference
Pricing — Open Source

Product Overview

Google Sidewiki
Google Sidewiki

Description: Google Sidewiki was a social annotation tool that allowed users to make comments and annotations alongside web pages from 2009 to 2011. It enabled collaborative annotation functionality for information on websites.

Type: software

RemNote
RemNote

Description: RemNote is a free, open-source spaced repetition and note-taking app. It uses an interconnected web of notes to promote understanding and long-term memory retention. Key features include note linking, spaced repetition flashcards, knowledge graphs to visualize connections, and excellent mobile apps.

Type: software

Pricing: Open Source

Key Features Comparison

Google Sidewiki
Google Sidewiki Features
  • Allowed users to make comments/annotations alongside web pages
  • Enabled collaborative annotations on websites
  • Browser extension let users view annotations on web pages
  • Users could vote on annotations
  • Annotations were public and visible to all Sidewiki users
RemNote
RemNote Features
  • Spaced repetition flashcards
  • Note linking
  • Knowledge graphs
  • Mobile apps
  • Web clipper
  • Collaboration tools
  • Math support

Pros & Cons Analysis

Google Sidewiki
Google Sidewiki
Pros
  • Enabled crowdsourced annotations
  • Let users add context/info to existing web pages
  • Made the web more interactive and collaborative
Cons
  • Lacked moderation, so low-quality/spammy annotations were common
  • Annotations were distracting and cluttered pages
  • Many websites blocked Sidewiki annotations
  • Slow adoption and not enough active users
RemNote
RemNote
Pros
  • Helps improve long-term memory retention
  • Interconnected notes promote understanding
  • Free and open source
  • Available on web, iOS, Android, Mac, Windows
  • Powerful searching and filtering
  • Supports images, audio, video
  • Syncs across devices
Cons
  • Can feel overwhelming for new users
  • Formatting options are limited
  • No offline access on mobile
  • Web version lacks some features

Pricing Comparison

Google Sidewiki
Google Sidewiki
  • Not listed
RemNote
RemNote
  • Open Source

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Learn More About Each Product

Google Sidewiki
Google Sidewiki
Reviews, pricing & alternatives →
RemNote
RemNote
Reviews, pricing & alternatives →

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