Everything you need
to navigate FDA smarter.
Guides, calculators, educational content, and the open Complizen Learn library — all in one place. Most of it free, forever.
ROI Calculator
Two versions: how much does Complizen save a consulting firm? And how does the platform compare to hiring a consultant for a device company? Run the numbers.
Complizen Learn
The open regulatory library. Explainers, glossary, FDA tracker, templates, interactive tools, and learning paths — built and maintained by RA practitioners.
510(k) Submission Guide
A comprehensive end-to-end guide to the 510(k) process — from classification through clearance. Visual, cited, and written by people who've done it.
FDA Submission Masterclasses
Live and recorded sessions with senior RA consultants. Topics include predicate strategy, Q-Sub preparation, AI request response, and ISO 14971 risk management.
Regulatory Document Templates
510(k) cover letter, SE narrative, risk management plan, IFU structure, V&V protocol — downloadable Word templates structured for FDA submission.
FDA Tracker
Weekly digest of FDA clearances, guidance updates, warning letters, and recall activity — curated and summarized for RA professionals. No noise.
The articles RA professionals share most.
The Complizen Digest
FDA clearances, guidance updates, and regulatory intelligence — every Friday. Read by 4,000+ RA professionals.