Tools · Comparison

Connected Papers vs Logicballs vs Perplexity Labs

All three are research tools. Here is what separates them.

	Connected Papers	Logicballs	Perplexity Labs
What it is	A unique, visual tool to help researchers and applied scientists find and explore papers relevant to their field of work.	No more fact-checking. No fabricated sources. Just AI you can trust	Runs a longer research task and returns a report, a spreadsheet or a small app rather than an answer.
Category	Research	Research	Research
Pricing	Paid	Paid · $5 - $11.67/mo	Paid · Included with Perplexity Pro $20/mo
How it bills	Not published	Flat monthly	Bundled
Free tier	No	No	No
Rating	Not yet rated	Not yet rated	Not yet rated
Features	—	—	Multi-minute research runs Report, spreadsheet and app outputs Charts generated from findings Citations throughout Shareable results
What works	Sits in Research, one of the better-covered categories here — easy to compare	Publishes its price openly — $5 - $11.67/mo Sits in Research, one of the better-covered categories here — easy to compare	Produces a usable artefact, not just text Well cited Good at breadth-first research
What does not	No free tier — it has to be paid for before it can be tried Does not publish a price on its own site, so the cost is only clear after signing up 44 other tools in this catalogue claim to do the same job 12 tools in the same category have a free tier	No free tier — it has to be paid for before it can be tried 44 other tools in this catalogue claim to do the same job 12 tools in the same category have a free tier The vendor describes it only briefly, so what it does is not fully clear from their own site	Requires a Pro subscription Slow by design Depth varies by topic

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