kitio.aiPerplexity Comet vs Dia
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Dia has the lower starting price: about $10 a month, against $20 for Perplexity Comet.
Perplexity's AI browser with an assistant that can act on web pages
Freemium · $20/moAt a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Built-in AI assistant
- Tab summaries
- Agentic tasks
- Chrome extension support
- Perplexity search
- Chat with tabs
- Skills
- Writing help
- Arc migration
- Chromium extensions
| Feature | Perplexity Comet | Dia |
|---|---|---|
| Best for | Perplexity's AI browser with an assistant that can act on web pages | AI browser from The Browser Company with chat across your tabs |
| Category | Productivity | Productivity |
| Pricing model | Freemium | Freemium |
| Starting price | $20/mo | $10/mo |
| Free plan | Yes | Yes |
| Made by | Perplexity | The Browser Company |
| Based in | United States | United States |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Dia has the lower starting price: about $10 a month, against $20 for Perplexity Comet.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Free
Free
- Comet browser free to download
- Basic assistant and search
Pro
$20/mo
- More advanced searches and models
- Expanded Comet assistant usage
Max
$200/mo
- Highest usage limits
- Early access to new features
3 plans
Free
Free
- Browser with no AI features
- Built-in ad and tracking blocker
- Cross-device sync
Better Answers
$10/mo
- Daily Morning Brief
- Ask Dia to summarize, draft or build
- Connect your tools
- Usage limits apply
Better Days
$100/mo
- Everything in Better Answers
- 20x more asks
- All-day chats, tasks and reports
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Perplexity Comet
- Free to use
- Assistant sees page context
- Familiar Chrome base
- Agent actions raise security concerns
- Best limits need a paid plan
Dia
- Thoughtful AI design
- Works across many tabs
- Easy move from Arc
- Free AI use is limited
- Fewer power features than Arc had
Which one should you choose?
Choose Perplexity Comet if you want:
- Free to use
- Assistant sees page context
- Familiar Chrome base
Watch out: agent actions raise security concerns.
Choose Dia if you want:
- Thoughtful AI design
- Works across many tabs
- Easy move from Arc
Watch out: free ai use is limited.
Perplexity Comet vs Dia FAQ
What is the difference between Perplexity Comet and Dia?
Perplexity Comet: Perplexity's AI browser with an assistant that can act on web pages. Dia: AI browser from The Browser Company with chat across your tabs. Both are productivity tools.
Is Perplexity Comet or Dia cheaper?
Dia has the lower starting price: about $10 a month, against $20 for Perplexity Comet.
Do Perplexity Comet and Dia have free plans?
Perplexity Comet: Yes. Dia: Yes.
Who makes Perplexity Comet?
Perplexity Comet is made by Perplexity, based in United States.
Who makes Dia?
Dia is made by The Browser Company, based in United States.
Which should I choose, Perplexity Comet or Dia?
Choose Perplexity Comet if you value free to use and assistant sees page context. Choose Dia if you value thoughtful ai design and works across many tabs.