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HoloTab vs Sider

A side-by-side comparison of HoloTab and Sider, drawn from Ignaite's continuously-verified listings.

Compared from listings verified as of

HoloTab

Automation

Free Chrome extension that runs an AI agent to complete tasks across any website.

View HoloTab

Sider

Assistant

Multi-model AI side-panel for any browser tab.

View Sider

At a glance

Feature comparison of HoloTab and Sider
AttributeHoloTabSider
Category (differs)AutomationAssistant
Pricing (differs)FREEFREEMIUM
LicenseProprietaryProprietary
Deployment——
PlatformsBrowser extensionBrowser extension
Model support (differs)Single model (proprietary)Multi-model
Vendor (differs)H CompanySider AI

The honest brief

HoloTab

Brings H's enterprise-grade computer-use agent to everyday users for free, with a record-and-replay Routines feature to automate repeat tasks.

  • Completely free
  • Navigates and fills forms on any site
  • Record-and-replay Routines
  • No technical setup
  • Chrome only
  • New (launched April 2026)
  • Consumer focus, limited enterprise controls

Sider

Built browser-first, not a chatbot bolted on — one subscription spans multiple model providers on any tab.

  • Multi-model (Claude, GPT, Gemini) in one plan
  • Among most-installed browser AI assistants
  • Side-panel UX tuned for web pages and PDFs
  • Works across Chrome, Edge, and more
  • Closed source
  • Heavy users hit message/credit limits
  • Less media generation than Monica
HoloTab detailsSider details