Feature checklists rarely decide anything. What decides it is the pricing metric, who has to write the tests, and which limitation you can live with.
Entry price
From $67 per month (indicative)
Free tierFrom $39 per participant (indicative fee, plus incentive)
PaidWhat drives the bill
The metric that actually scales your invoice.
Cheaper than Maze at comparable functionality; participant recruitment is separate.
B2B incentives are high — $100-$400 per professional participant is normal, on top of the platform fee.
Free tier
Free plan with limited tests and responses.
No subscription required; pay per completed session.
Open source
Self-hostable
No-code authoring
Languages
Platforms
Fits teams
Adoption
Emerging
Useberry · since 2018
Established
Respondent · since 2016
Strengths
Limitations
Best for
Small teams that want prototype testing without enterprise pricing.
B2B product teams that need to talk to specific professional roles.
All of these integrate with: Slack.
Pricing last reviewed August 2026 and is indicative only — confirm on each vendor’s own page.