Best Dia alternatives in 2026
Dia is listed under AI Assistants (free plan, paid from $20/month). The closest alternatives on Finder Atlas in 2026 are Fellou, Opera Neon and Felo, with 4 more below.
7tools · pricing and features checked against each vendor’s site
Quick picks
Dia alternatives, compared
Fellou
FreemiumAI Agents
Agentic AI browser that plans and runs multi-step web tasks for you
- Shows an editable plan before executing, with approve, pause and stop controls on each step.
- Combines browser automation, deep research and local computer control in one app.
Free plan, paid from $19/month · macOS
Opera Neon
FreemiumAI Assistants
Agentic AI browser that researches, navigates and completes web tasks for you
- Combines chat, browser actions, research and content creation in one browser rather than a separate extension.
- Neon Do shows its plan and actions in real time and can be paused or taken over.
Free plan, paid from $19.90/month · Windows, macOS
Felo
FreemiumEducation & Research
Multilingual AI search engine that also builds slides, mind maps and research reports
- Permanent free plan with 200 credits per day and no credit card required.
- Combines cited search with slides, images, video and agents in one subscription.
Free plan, paid from $14.99/month · Web, iOS, Android · API · Mobile app
You.com
FreemiumDeveloper Tools
Real-time web search, research and answer APIs that ground AI agents in live data
- Clear per-call pricing with no seat, minimum or platform fee.
- Keyless free MCP tier (100 queries per day) makes prototyping frictionless.
Free plan, paid from $5/1K calls · Web, iOS, Android · API · Mobile app
Kagi
Free trialAI Assistants
Ad-free, subscription-funded search engine with built-in AI assistant and summarization tools
- No advertising; revenue comes from subscriptions.
- Site-level raise, lower and block controls let users tune results.
Free plan, paid from $5/month · Web, iOS, Android · API · Mobile app
Perplexity
FreemiumAI Assistants
AI answer engine that searches the live web and cites its sources
- Every answer links to numbered sources, so claims are easy to check
- Free plan includes search with citations
Free plan, paid from $20/month · Web, iOS, Android · API · Mobile app
Kimi
FreemiumAI Assistants
Chat, research and agent assistant from Moonshot AI, built on its Kimi K3 model
- International USD plans start at $19/month and include Kimi Code and Agent Swarm.
- Broad agent toolset: deep research, slides, documents, spreadsheets, website building and scheduled tasks.
Free plan, paid from $19/month · Web, macOS, iOS · API · Mobile app
Frequently asked questions
What is the closest alternative to Dia?
Fellou. Agentic AI browser that plans and runs multi-step web tasks for you. It is freemium (free plan, paid from $19/month).
Is there a free alternative to Dia?
Yes. Fellou is freemium (free plan, paid from $19/month). Agentic AI browser that plans and runs multi-step web tasks for you
Which Dia alternatives have an API?
Felo, You.com, Kagi, Perplexity and Kimi offer an API.
How are these alternatives chosen?
They share the tool's category and overlap in audiences, tags, pricing model, platforms and API availability. Some are picked by Finder Atlas editors, who add a one-line reason. Ratings come only from reviews on Finder Atlas.
Looking at Dia itself? See its pricing, features and reviews, or browse all AI Assistants tools.