# Best free Opera Browser AI (Aria) alternatives

9 free alternatives to Opera Browser AI (Aria) and 0 more. Opera Browser AI (Aria) is free.

## Alternatives

- [Sider](https://aitools.flocci.in/tool/sider) — Freemium — ChatGPT/Claude/Gemini in a browser sidebar
- [Monica](https://aitools.flocci.in/tool/monica) — Freemium — All-in-one AI copilot for the browser
- [Merlin AI](https://aitools.flocci.in/tool/merlin-ai) — Freemium — Works on any website
- [MaxAI.me](https://aitools.flocci.in/tool/maxai-me) — Freemium — One-click rewrite, reply and summarize
- [Page Assist](https://aitools.flocci.in/tool/page-assist) — Free — Open-source (MIT) sidebar and ChatGPT-style web UI for local models via Ollama, LM Studio or Chrome's built-in Gemini Nano
- [Gemini in Chrome](https://aitools.flocci.in/tool/gemini-in-chrome) — Free — Gemini side panel that answers questions about the current tab and across tabs
- [Harpa AI](https://aitools.flocci.in/tool/harpa-ai) — Freemium — AI web automation and monitoring
- [Brave Leo](https://aitools.flocci.in/tool/brave-leo) — Freemium — Built directly into the Brave browser sidebar — no separate site, no account, no signup required for free tier
- [Dia](https://aitools.flocci.in/tool/dia) — Freemium — AI-native Chromium browser (from the makers of Arc) with AI chat built into every tab, not bolted on as a sidebar

## FAQ

### What is the best free alternative to Opera Browser AI (Aria)?

Sider is the closest free alternative to Opera Browser AI (Aria): same Browser Extensions & Copilots sub-category, and it is free tier + paid. ChatGPT/Claude/Gemini in a browser sidebar

### Are there free Opera Browser AI (Aria) alternatives?

Yes — 9 of the 9 alternatives listed here are free or freemium: Sider, Monica, Merlin AI, MaxAI.me, Page Assist. None of them are paid-only.

### Is Opera Browser AI (Aria) free?

Opera Browser AI (Aria) is free. There is no paid plan attached to it in the catalog.

### How were these Opera Browser AI (Aria) alternatives chosen?

They are the other tools in Browser Extensions & Copilots, then the rest of AI Chat & Assistants, ordered free tiers first and capped at 9. There is no sponsorship and no paid placement in that ordering — only the pricing tier decides.

## Related

- [Opera Browser AI (Aria)](https://aitools.flocci.in/tool/opera-browser-ai-aria)
- [Browser Extensions & Copilots](https://aitools.flocci.in/category/ai-chat-assistants/browser-extensions-copilots)
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Source: Flocci AI Tools — https://aitools.flocci.in/alternatives/opera-browser-ai-aria

Facts last verified: October 2026