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Side Copilot vs HighlightGPT

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

Side Copilot compared with HighlightGPT
DetailSide Copilot logo Side CopilotHighlightGPT logo HighlightGPT
What it doesBrowse less. Get more done. A browser extension that lets you ask, explain, translate, and memorize from highlights using ChatGPT's native responses
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Not given
PricingFree: $0/month with up to 5 spaces and basic chat. Pro: $2.9/month ($4.9 monthly equivalent) with unlimited spaces and Agent Mode. Pro+: $7.9/month ($11.9 monthly equivalent) with cross-page agent and additional tools. Yearly plans include 2 months free. Free: $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.
Key features
  • Vertical tabs manager in side panel
  • Group tabs by domain or AI
  • Chat mode to query open tabs
  • Agent mode for browser automation
  • Suspend tabs to free memory
  • Pin and search tabs
  • Support for multiple languages
  • Save and restore tab groups
  • 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
What makes it different
  • AI-powered tab organization without switching browsers
  • Side panel operates without breaking workflow
  • Works across multiple browsers and platforms
  • Generous free plan with cloud sync
  • Natural language AI grouping
  • 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
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)52 no change since last check32 −1 (down) since last check
Trust Flow (Majestic)208
Citation Flow (Majestic)3219
Referring domains (Majestic)28732

4 details filled in for both companies.

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