Why this order

Our pick comes first, followed by a free alternative for this job.

Every answer cites its sources, so you can check claims quickly.

Our pick

Try

1. Perplexity Pro

Best for: Every answer cites its sources

Every answer cites its sources, so you can check claims quickly.

Learning time
~5 min. Ask for a market overview, competitors and pricing.
Review method
Tested by our team

Our verdict: Already paying for ChatGPT or Gemini? Keep it: both have a deep research mode. Try Perplexity's free plan if you want every claim cited.

Official site

Free alternative

Verdict not yet assigned

2. Gemini Deep Research

Best for: Deep research mode, free to try

Available in the Gemini app without a paid plan, within usage limits.

Learning time
Not listed.
Review method
Researched by our team

A Keep / Try / Switch verdict has not been assigned to this alternative.

Official site

FAQ

Is Perplexity free?

Yes, there is a free plan with limited weekly usage. A paid plan is available; check Perplexity's site for the current price.

Is Gemini Deep Research free?

It's available in the Gemini app without a paid plan, within usage limits. Google says free users may lose access during high demand.

Should I switch from ChatGPT or Gemini to Perplexity?

Keep it: both have a deep research mode. Try Perplexity's free plan if you want every claim cited.