Best Glasp for Firefox alternatives in 2026
7 direct alternatives to Glasp for Firefox, compared on pricing, features, and best-for use cases. Pick the right replacement without the marketing fluff.
Curated by Louis Corneloup · Updated Cite this list: Toolradar, best Glasp for Firefox alternatives 2026, toolradar.com/alternatives/glasp-for-firefox
Why people consider alternatives to Glasp for Firefox
Glasp Web Highlighter is a browser extension that lets you highlight text on websites, PDFs, and YouTube videos with multiple colors. Teams most often switch away when one of these starts to bite:
- •Pricing at scale (rare for this tool, but feature limits push teams out)
- •Missing integrations with the rest of your stack.
- •Performance or scale limits as your needs grow.
- •A specific feature gap you have hit in productivity.
The 7 alternatives below cover the same core job (productivity) with different trade-offs. Ranked by real-signal score: G2 and Capterra ratings, media mentions, and editor review.
7 alternatives to Glasp for Firefox
Ranked by G2 and Capterra ratings, media mentions, and editor review, plus how directly they replace Glasp for Firefox.
- 1
Notion AI
FreemiumBattle-tested at scaleAI that works where you already work
Direct alternative4.6(12,243)Compare Glasp for Firefox vs Notion AI → - 2
Fathom
FreeBattle-tested at scaleAI notetaker that summarizes your meetings so you can focus on the conversation.
Direct alternative5.0(7,815)Compare Glasp for Firefox vs Fathom → - 3
Otter.ai
FreemiumBattle-tested at scaleAI meeting notes and transcription
Direct alternative4.5(1,655)Compare Glasp for Firefox vs Otter.ai → - 4
Supernormal
FreemiumAI-powered meeting assistant that transcribes, summarizes, and identifies action items.
Direct alternative4.5(36)Compare Glasp for Firefox vs Supernormal → - 5
Read.ai
FreemiumAI copilot for transforming meetings, emails, and messages into summaries, insights, and instant answers.
Direct alternative4.0(35)Compare Glasp for Firefox vs Read.ai → - 6
Mem
FreemiumYour notes organize themselves with AI
Direct alternativeCompare Glasp for Firefox vs Mem → - 7
Heptabase
PaidMaster anything you learn and do your best research with an intelligent, visual knowledge base.
Direct alternativeCompare Glasp for Firefox vs Heptabase →
Frequently asked questions
What is the best alternative to Glasp for Firefox?
Based on real-signal scoring (G2 and Capterra ratings, media mentions, and editorial review), the top alternatives to Glasp for Firefox are Notion AI, Fathom, Otter.ai. Each solves the same core job with different trade-offs on pricing, features, and integrations.
Is there a free alternative to Glasp for Firefox?
Yes. Notion AI is one of the freemium alternatives to Glasp for Firefox listed here (AI that works where you already work). Other freemium options are flagged in the list below.
Why do people look for Glasp for Firefox alternatives?
Common reasons teams switch away from Glasp for Firefox: pricing that scales aggressively, missing integrations with the rest of their stack, performance or scale limits, or a specific feature gap in productivity. The alternatives on this page solve the same core problem with different trade-offs.
Side-by-side comparisons
In-depth comparison pages for Glasp for Firefox versus each alternative.
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