Research without tab chaos
Agent reads dozens of pages, cites sources, and delivers a structured brief—while you keep browsing.
Windows · $0 install
Most “free” AI browsers on PC hide Agent steps, model choice, or tab tools behind paywalls. Tabbit ships the full stack—Agent, models, vertical tabs, and @ context—at zero cost on Windows 10 and 11.
Free-tier ledger
Statuses reflect public free tiers as of 2026. Paid upgrades may change limits.
Honest comparison
Before you download, check what each product actually gives you at $0—not what the marketing headline promises.
| Capability | Edge Copilot | Comet | Brave Leo | Tabbit |
|---|---|---|---|---|
| Multi-step Agent on web pages | Sidebar only | Capped / upsell | Sidebar only | Included free |
| Switch top models at $0 | Capped / upsell | Capped / upsell | Capped / upsell | Included free |
| Smart tab groups & vertical bar | Sidebar only | Sidebar only | Sidebar only | Included free |
| @ page / tab / file context | Capped / upsell | Capped / upsell | Sidebar only | Included free |
| No invite code required | Included free | Included free | Included free | Included free |
| Native Windows 10 & 11 app | Included free | Included free | Included free | Included free |
Statuses reflect public free tiers as of 2026. Paid upgrades may change limits.
PC ready
Native installer—no WSL or emulator required.
Bookmarks, passwords, extensions, and history migrate in minutes.
Automation runs beside your work without hijacking the active window.
3 steps
Visit the official site and grab the Windows build—free, no invite code.
Standard .exe setup on Windows 10 or 11; approve once and launch.
Pull data from Chrome or Edge, then try Agent mode on a real task—research, forms, or tab cleanup.
On your PC
Agent reads dozens of pages, cites sources, and delivers a structured brief—while you keep browsing.
Delegate multi-step web tasks to Agent in a separate tab group; review before anything submits.
Reference open tabs, screenshots, or PDFs in one Omnibox—no copy-paste relay on a small laptop screen.
FAQ
Yes. Tabbit offers Agent mode, multi-model chat, smart tabs, and @ context references at $0 on Windows 10 and 11—no invite code and no timed trial.

Agent mode, top models, and smart tabs—$0 on PC. Import from Chrome in minutes.