# PSTAR & ROC-A Trainer by Orch > Canada's PSTAR & ROC-A written exams: 275 questions, flashcards, free & offline Canonical page: [https://chrome-stats.com/d/com.orchestrsim.pstarprep](https://chrome-stats.com/d/com.orchestrsim.pstarprep) ## Overview - **ID:** `com.orchestrsim.pstarprep` - **Platform:** Android - **Type:** Android app - **Status:** Available - **Publisher:** Wonmo Seong - **Category:** EDUCATION - **Downloads:** 12 - **Version:** 1.0.0 - **Last updated:** 2026-07-07 - **First published:** 2026-07-07 - **Publisher country:** KR - **Size:** 36 MB - **Data as of:** 2026-09-16 - **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.orchestrsim.pstarprep) - **Website:** [https://orchestrsim.com](https://orchestrsim.com/) - **Privacy policy:** [https://wonmor.github.io/pstar-prep/privacy.html](https://wonmor.github.io/pstar-prep/privacy.html) ## Description Prepare for the two written exams every Canadian student pilot needs — the PSTAR (aviation regulations) and the ROC-A (Restricted Operator Certificate, Aeronautical) — in one clean, free app. Switch between exams with a tap and track your progress on each separately.

WHAT'S INSIDE
• 185 PSTAR practice questions across 14 sections, based on Transport Canada TP 11919E (7th edition)
• 90 ROC-A practice questions across 10 sections, based on ISED RIC-21
• Every question shows the correct answer and a source reference

STUDY YOUR WAY
• Mock Exam — full practice exams that mirror the real thing (PSTAR: 50 questions, 90% to pass · ROC-A: 25 questions, 70% to pass)
• Practice by section — drill one topic at a time with instant feedback after every question
• Flashcards — flip cards, reveal the answer and reference, and mark cards mastered
• Answer Key — browse every question with search and section filters

BUILT TO RESPECT YOU
• 100% free — no ads, no subscriptions, no in-app purchases
• Works fully offline — study anywhere, even with no signal
• No account and no sign-up
• No tracking and no analytics — your progress stays on your device

ABOUT THE CONTENT
This is an independent study aid. It is not affiliated with, endorsed by, or sponsored by Transport Canada or Innovation, Science and Economic Development Canada (ISED). Always verify against the current Canadian Aviation Regulations (CARs), RIC-21, and the TC AIM. Passing practice quizzes here does not guarantee a pass on the official examinations.

Clear skies, and good luck on exam day. ## Rankings - #2,768,251 — Overall ## Permissions and access ### Permissions - `android.permission.INTERNET` - `android.permission.SYSTEM_ALERT_WINDOW` - `android.permission.VIBRATE` - `com.android.vending.CHECK_LICENSE` - `com.orchestrsim.pstarprep.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION` ## Similar extensions and apps - [PSTAR Plus - Transport Canada](https://chrome-stats.com/d/com.Red.PSTAR_app) — 13,781 users, 4.75 / 5 - [PSTAR Prep](https://chrome-stats.com/d/com.paperplaneventures.pstarprep) — 295 users - [PSTAR - Transport Canada](https://chrome-stats.com/d/com.f50ae41d94b5.www) — 2,080 users - [Canada Private Pilot Test Prep](https://chrome-stats.com/d/com.dauntless.gs.can.cpv) — 1,011 users - [Drone Pilot Exam Prep Canada](https://chrome-stats.com/d/win.talnirapps.droneprep) — 4 users - [PPTEST PRO -ATP-JEPPESEN-RTARI](https://chrome-stats.com/d/com.forospp.PPTEST) — 641 users - [The Pilot Exam](https://chrome-stats.com/d/com.thepilotexam.app) — 14 users - [PPTEST LT -ATP-JEPPESEN-RTARI](https://chrome-stats.com/d/com.forospp.PPTESTLITE) — 5,595 users - [PilotTrain](https://chrome-stats.com/d/com.pilottrain.app.android) — 45 users - [PAL Practice Test: CFSC & RPAL](https://chrome-stats.com/d/com.alphabeat.cfsc) — 32 users - [PilotTraining.ca Media Reader](https://chrome-stats.com/d/ca.pilottraining.pilottrainingvideos) — 16,412 users, 4.27 / 5 - [Aviation Exam Pro](https://chrome-stats.com/d/com.suyash.mockcivilaviationexam) — 18 users --- Source: [Chrome-Stats](https://chrome-stats.com/d/com.orchestrsim.pstarprep)