Alternatives · Read Later
Hypothesis alternatives
As of Nov 13, 2026, the best Hypothesis alternative for most people is Raindrop.io (3.2 GPA), first in our ranking of read-later and bookmark apps. It's also the best free one.
Hypothesis compared with 5 alternatives: Glasp, Diigo, Readwise, Raindrop.io and Pinboard.
Hypothesis has a free plan. 3 of the 5 alternatives are free or have a free plan. One more offers a free trial.
Listings checked up to Nov 12, 2026 · Where the facts come from
Black Friday: is there a Hypothesis sale?
At a glance
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| HypothesisThis tool | Free plan | Yes | Web, Browser extension |
| Glasp | Free plan · from $12.50/mo | Yes | Web, iOS, Android, Browser extension |
| Diigo | Free plan · from $40/yr | Yes | Web, iOS, Browser extension |
| Readwise | Free trial · from $5.59/mo | Trial only | Web, macOS, Windows, iOS, Android, Browser extension |
| Raindrop.io | Free plan · from $28/yr | Yes | Web, macOS, Windows, iOS, Android, Browser extension |
| Pinboard | From $22/yr | No | Web, Browser extension |
How each one differs from Hypothesis
Glasp
Social web highlighter with AI summaries of videos and articles
- Glasp starts at $12.50 per month, billed yearly at $150 ($15 billed monthly).
- Glasp also lists iOS and Android apps.
- Glasp also covers transcription and read later.
- Glasp does not cover research, which Hypothesis does.
Suits: Students and researchers collecting quotes from articles and PDFs
Diigo
Bookmarking with highlights and sticky notes on web pages and PDFs
- Diigo starts at $40 per year (Standard).
- Diigo also lists an iOS app.
- Diigo also covers bookmarks.
Suits: Students and researchers who annotate web pages and PDFs
Readwise
Highlight library with a daily review and a read-later app
- Readwise starts at $5.59 per month, billed annually (Highlights Lite).
- Readwise has no free plan, only a free trial, unlike Hypothesis.
- Readwise also lists macOS, Windows, iOS and Android apps.
- Readwise also covers read later and rSS reader.
- Readwise does not cover research, which Hypothesis does.
Suits: Kindle and ebook readers who want to see their highlights again
Raindrop.io
Bookmark manager with collections, tags and highlights
- Raindrop.io starts at $28 per year, or $3 per month.
- Raindrop.io also lists macOS, Windows, iOS and Android apps.
- Raindrop.io also covers read later and bookmarks.
- Raindrop.io does not cover research, which Hypothesis does.
Suits: Keeping a large bookmark library organized across browsers and devices
Pinboard
Paid bookmarking site with tags, privacy and page archiving
- Pinboard starts at $22 per year.
- Pinboard has no free plan, unlike Hypothesis.
- Pinboard also covers read later and bookmarks.
- Pinboard does not cover research and highlights, which Hypothesis does.
Suits: People who want a fast, text-based bookmark archive without ads or trackers
Limits worth knowing in Hypothesis
- No prices are published for Bronze, Silver or Gold; the pricing page says per student per year and points to sales.
- The paid tiers cap user seats at 1,000, 2,000 and 3,000, with a sales contact for anything larger.
- LMS integration, partner workshops and analytics are not on the Free plan.
Common questions
What are the alternatives to Hypothesis?
The alternatives to Hypothesis in this directory are Glasp, Diigo, Readwise, Raindrop.io and Pinboard. Each one has a side-by-side comparison with Hypothesis.
Is there a free alternative to Hypothesis?
Yes. Glasp, Diigo and Raindrop.io have a free plan alongside paid ones.
Which Hypothesis alternatives work on Windows?
The Hypothesis listing does not include a Windows app. Readwise and Raindrop.io list one.
Which Hypothesis alternatives work on macOS?
The Hypothesis listing does not include a macOS app. Readwise and Raindrop.io list one.
When were these prices checked?
Each listing shows its own date. On this page they run from Oct 5, 2026 to Nov 12, 2026. Vendors change prices without notice, so confirm on their site before you buy.