Prolific

C tier on Usability Testing SoftwareScore 6.8· #14of 52

Free plan: Yes
Runs on: api, Web

prolific.com

Summary

Prolific is ranked #14 of 52 in usability testing software on Everything Xiaomi. It runs on API, Web. There is a free plan.

Prolific plans and pricing

All plans

Pay as you go 300,000+ active participants · 300+ audience filters · Unlimited users prolific.com · 22 Sept 2026

Custom Complete datasets · Expert curation and verification · Custom sourcing campaigns · Participant training and onboarding · Multi-stage quality assurance · Dedicated project team prolific.com · 22 Sept 2026

Platform — Pay as you go Free No monthly fees; participant reward plus platform fee, usually 42.8% for corporate customers or 33.3% for academic or non-profit customers. 300,000+ active participants · 300+ audience filters · unlimited users · API and no-code integrations · email support prolific.com · 11 Oct 2026

Managed services — Custom Custom quote based on project scope and requirements. Expert curation and verification · custom sourcing · multi-stage quality assurance · dedicated project team · data analysis and reporting prolific.com · 11 Oct 2026

Compared on usability testing software

Free plan: Noprolific.com
Participant recruitment: Yesprolific.com
Moderated sessions: Yesprolific.com
Unmoderated sessions: Yesprolific.com
Prototype support: Yesprolific.com

Facts

What it does: Prolific connects researchers and AI developers with verified participants to collect human data for research and AI development.prolific.com · 11 Oct 2026
Research use cases: The platform supports academic research, market and user research, and policy research.prolific.com · 11 Oct 2026
AI workflows: Prolific supports human evaluation, preference data collection, and training data tasks, including specialist annotations across 80+ languages.prolific.com · 11 Oct 2026
Audience targeting: Researchers can use 300+ audience filters, representative or quota samples, and custom screening.prolific.com · 11 Oct 2026
Integrations: Studies can connect to most survey, annotation, and user research tools through a URL, or use Prolific’s API.prolific.com · 11 Oct 2026
Named integrations: Prolific’s integration guides list platforms including Qualtrics, Gorilla, Maze, Typeform, Google Forms, and Argilla.researcher-help.prolific.com · 11 Oct 2026
Data quality: Prolific says its Protocol quality monitoring system runs 40+ checks to verify participant identity and analyze behavior.prolific.com · 11 Oct 2026
Security certifications: Prolific says it holds ISO 27001 and Cyber Essentials certifications and that plans to obtain a SOC 2 Type 2 report are underway.prolific.com · 11 Oct 2026
Privacy baseline: Prolific says the EU’s GDPR serves as its baseline for data protection worldwide.prolific.com · 11 Oct 2026
Support: The pay-as-you-go platform lists email support, while managed services include a dedicated project team and shared Slack channels.prolific.com · 11 Oct 2026
Limits: The Prolific API does not support account top-ups or user management; those functions are available in the web application.docs.prolific.com · 11 Oct 2026
Participant eligibility: Prolific says participants must be at least 18 years old and studies cannot include children as participants.researcher-help.prolific.com · 11 Oct 2026
Who it is for: Prolific describes its pay-as-you-go platform as suited to teams with research expertise that want rapid, self-directed access to participants.prolific.com · 11 Oct 2026