
Every FAA handbook. Every regulation. Every chart supplement. Cited answers at any hour — powered by AI with deep aviation knowledge.
Trained on PHAK · AFH · AIM · FARs · POHs
Meet Your Instructor
You just read something about density altitude that doesn't click. Your instructor went home hours ago.
Arien searches the actual FAA publications, finds the relevant passages, and explains them in plain English — with the source material right next to the answer.

Real Questions, Real Answers
These aren't hypotheticals. They're the questions student pilots actually ask — and Arien actually answers.
“What maneuvers are tested on the private pilot checkride?”
The Private Pilot ACS covers these areas of operation: preflight, airport ops, takeoffs, performance maneuvers, navigation, slow flight, stalls...
“Pull the METAR for KORD — is it VFR right now?”
KORD is currently VFR. Winds 280° at 15kt gusting 25, visibility 10SM, few clouds at 4,500ft AGL...
“Can a student pilot request entry into Class B airspace?”
Yes, with limitations. Under 14 CFR §61.95, a student pilot may operate in Class B airspace with specific training and endorsements...
“Why does my airplane keep turning left in slow flight?”
Four left-turning tendencies are at work: P-factor, torque, spiraling slipstream, and gyroscopic precession...
In Class E airspace, VFR cloud clearance depends on altitude1:
Below 10,000 MSL:
At or above 10,000 MSL:
Show Your Work
Aviation doesn't do “trust me.” Neither does Arien.
Click any citation badge to open the source panel — see the exact regulation, handbook section, or AIM paragraph that backs the answer. Read it yourself. Verify everything.
No black box. No hallucination. Just the same references your CFI would point you to, found in seconds instead of hours.
Your Knowledge Base
Upload your POH, training syllabus, or school's stage check guide. Arien reads every page, indexes every section, and remembers it all.
Ask about your V-speeds, your weight & balance limits, your school's requirements. Arien pulls directly from your documents and cites the exact section.
Generic AI gives you textbook answers. Arien gives you answers about your airplane.
C172S_POH_Rev3.pdf
Instructor
According to your C172S POH1, VFE (max flap extended speed) is:

The Source Material
PHAK
Pilot's Handbook of Aeronautical Knowledge
AFH
Airplane Flying Handbook
AIM
Aeronautical Information Manual
FARs
Federal Aviation Regulations
POH
Pilot's Operating Handbooks
Every answer is grounded in official FAA publications. Not internet forums. Not AI hallucination. The source material — cited and verifiable.
FAA Sources
Cited Answers
Always Current
Simple Pricing
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Ready For Takeoff?
Free to start. No credit card required. Just your questions and an AI instructor that knows every handbook cover to cover.