Glowmark - Web & PDF Highlighter
Highlight and annotate any web page. Local-first: no account, no ads, no tracking. Export to Markdown.
Inside the extension
Reviews
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Audience & ratings
See full audience and rating history
Users and ratings over time, growth in the last 30/90/365 days.
See plansRelease history
The maker
Nightdrive Labs has 2 listings on the store. Updates most of their listings often.
- Listings
- 2
- Combined store users
- ≈0
- Store Featured
- 0
- Updated in the last 90 days
- 2 of 2
- Typeback - Form & Text Recovery0 users · updated 5 days ago
Combined users can count the same person more than once. See all 2 listings
What do the facts
actually tell you?
A research brief for Glowmark - Web & PDF Highlighter, connecting audience, ratings, release activity and competitive context. Every finding points back to the observations behind it.

Momentum
How ratings changed, and how long we have watched
What reviewers say
Top complaints, praise and recent issues, quoted from real reviews
Maintenance
Past updates, and how often it gets updated
Access
What it can access, and on which websites
Business context
Other extensions by this maker, and signs people pay
Competition
Related products and audience size
Deeper research, with Ext Watch Plus.
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Market intelligence
Finds the maker’s website, reads its pricing, checks traffic and domain signals, and ranks this extension against its niche. Every number shows where it came from and when. Anything we cannot verify is marked.
Included with paid plans.
