In short
How they differ.
Worked out from the makers' own pages, read Oct 20, 2026. Prices change; check before you pay.
- Only Dia has a free plan.
- Gemini in Chrome's cheapest paid plan is cheaper: $4.99 a month against $100.
- Gemini in Chrome also has a web and phone app.
Side by side
The details.
| Dia | Gemini in Chrome | |
|---|---|---|
| Made by | The Browser Company of New York (Atlassian) | |
| What it says it is | “Dia is the browser for better days at work.” | “Get helpful AI assistance from Gemini in Chrome.” |
| Free plan | YesFree 'Better Browser' tier has 'no AI features'. | Not statedFree availability of basic Gemini in Chrome isn't stated; auto browse is 'Rolling out first in preview to Google AI Pro and Ultra subscribers in the U.S.' |
| Plans | Better Answers: not in US$Better Days: $100 a month | Google AI Plus: $4.99 a monthGoogle AI Pro: $19.99 a monthGoogle AI Ultra: $99.99 a month |
| Runs on | macOS, Windows | Chrome desktop (Windows, macOS, Chromebook Plus), Android, iOS (coming soon) |
| Latest update | Welcoming The Browser Company to Atlassian, Sep 4, 2025 | — |
| Its terms | — | “Check responses.”In its terms · Gemini in Chrome overview |
| Disputes | None on file | None on file |
| Sources | Prices, Oct 20, 2026 · Description · company-reported | Prices, Oct 20, 2026 · Description · company-reported |
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