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HighlightGPT vs OpenTabs

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

HighlightGPT compared with OpenTabs
DetailHighlightGPT logo HighlightGPTOpenTabs logo OpenTabs
What it doesA browser extension that lets you ask, explain, translate, and memorize from highlights using ChatGPT's native responses Your open tabs, grouped, on every new tab
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelNot given Open source
PricingFree: $0/Lifetime includes highlight toolbar inside ChatGPT, ask/explain/translate, view answers in side panel, manually save to ChatGPT memory. Pro: $8/Lifetime adds remove ads, unlimited saving to ChatGPT memory, priority support, early access to new features. Free, under the AGPL-3.0-or-later licence. No paid plans, trials or cards.
Key features
  • Highlight toolbar inside ChatGPT
  • Ask questions directly from highlighted text without retyping
  • Translate ChatGPT replies while preserving tone and nuance
  • Save important answers to ChatGPT memory
  • Context-aware replies in side panel
  • Zero extra tokens usage
  • Shows open tabs from every window grouped by site
  • Close all tabs from a site in one click
  • Close duplicate tabs in one press
  • Merge windows into one
  • Customizable briefing with news topics, markets, weather, calendar and to-do list
  • Optional end-to-end encrypted sync between browsers
  • No account required
  • Instantly loads with no network requests on tab open
  • Automatic stale new tab page closing
  • Works completely offline after initial configuration
What makes it different
  • Zero extra tokens - no additional token usage while using ChatGPT's native responses
  • Side panel design keeps you reading ChatGPT uninterrupted
  • Privacy-first with answers generated only by ChatGPT
  • Only tab manager that shows actual open tabs on the new tab page itself
  • Completely private by design with no account, no tracking and no server storage
  • Zero network delay when opening new tabs
  • Optional sync is end-to-end encrypted so the server never sees your data
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)32 −1 (down) since last checkNot checked yet no change since last check
Trust Flow (Majestic)80
Citation Flow (Majestic)1913
Referring domains (Majestic)323

4 details filled in for both companies.

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