Arc Search vs Brave Leo vs Comet by Perplexity vs Dia by The Browser Company
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
Arc Search
AI browser that reads the web and hands you one answer page
Visit
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Brave Leo
AI assistant built into the Brave browser
Visit
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Comet by Perplexity
Free agentic AI browser from Perplexity, $5/mo add-on
Visit
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Dia by The Browser Company
AI-native browser from the makers of Arc
Visit
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| RECATOOLS Score | 6 / 10 | 7 / 10 | 7.3 / 10 | 7 / 10 |
| Capability | ||||
| Value for money | ||||
| Ease of use | ||||
| ASEAN readiness | ||||
| API quality | ||||
| Pricing | Free | Freemium | Freemium | Freemium |
| Free tier | — | Free: Llama 3.1 8B, Claude Haiku, Qwen 3 14B, GLM 4.7 Flash; no account required | Full Comet browser free worldwide (agentic search, summarization, voice, Deep Research) | — |
| Paid from | — | Leo Premium $14.99/mo ($149.99/yr) — Claude Sonnet 4.6, Opus 4.6, Kimi K2.5, DeepSeek | Comet Plus $5/mo (publisher content add-on); included with Perplexity Pro/Max | Dia Pro $20/month (uncapped AI usage/Skills) |
| Has API | ✗ | ✗ | ✗ | ✗ |
| Open source | ✗ | ✗ | ✗ | ✗ |
| Free to use | ✓ | ✓ | ✓ | ✓ |
| Users | — | — | — | — |
| Founded | 2024 | 2023 | 2025 | 2024 |
| Maker | — | — | — | — |
| Verdict | Browse for Me is the reason to have this app: ask a question, and it reads several pages before landing one clean, cited answer instead of ten blue links. For quick research — "explain this," "compare these two phones,"... |
Leo has the best-designed privacy story in mainstream browser AI: no account, no chat retention, third-party models proxied through AWS Bedrock with zero data retention, and — since April 2026 — a local Ocelot model that... |
A Chromium-based browser with an agent bolted onto the address bar: it reads the open page, runs searches, fills forms, and chains multi-step tasks across tabs. That's Comet, Perplexity's answer to agentic browsing. Perp... |
Dia is the most thoughtfully designed of the current AI-browser wave: instead of bolting a chatbot onto a browser, it builds around tab-scoped memory and reusable "Skills," and pairs that with genuinely better privacy de... |
| Full review → | Full review → | Full review → | Full review → |
Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.