RegBrief — FAR/AIM Reference
AI study guide for the ACS
About
Access comprehensive aviation regulations and study guides on your device. Features fast search, AI-powered explanations, and study tools tailored to pilot certification. Offline access ensures you always have crucial information.
What's New in RegBrief
1.9
August 8, 2026
Bug fixes and performance improvements.
Subscription plans
RegBrief Plus Monthly
Highlights, notes, AI, widgets, and more
Developer apps
FAQ
What aviation regulations does RegBrief include?
RegBrief includes the full 14 CFR (all aviation-relevant parts), 49 CFR Part 830, the AIM with color figures, and the Pilot/Controller Glossary. It also provides selected Advisory Circulars relevant to pilots.
Does RegBrief work offline?
Yes, RegBrief is designed for offline use. You can access all regulation text and search functionality without an internet connection, making it always available when you need it.
How does the AI feature in RegBrief work?
With Plus and compatible hardware, RegBrief uses on-device Apple Intelligence to provide plain-English explanations of regulations. It can offer general briefs for sections or focused briefs for subsections and highlighted passages.
What are the different subscription tiers for RegBrief?
RegBrief offers three tiers: Free, Plus, and Pro. The Free tier includes full regulation text and search. Plus ($2.99/month or $19.99/year) adds study tools like bookmarks and notes. Pro offers cloud-powered Q&A.
Can I study for my pilot certification with RegBrief?
Yes, RegBrief includes the full FAA Airman Certification Standards (ACS) for various certificates and ratings. You can read ACS elements, link directly to cited FAR/AIM sections, and filter by your specific certificate.
How often is RegBrief updated?
RegBrief was last updated on June 1, 2026, with version 1.7. The app allows you to see exactly what changed when regulations are updated, ensuring you have the latest information.
Is RegBrief available on Android devices?
Based on the provided data, RegBrief is supported on iPhone and iPad. There is no information indicating support for Android devices at this time.
What is the user sentiment for RegBrief?
RegBrief has a perfect rating of 5.0 stars from 1 rating, indicating a highly positive initial user reception. This suggests users find the app valuable and well-executed.