320 EXPLAINAIR vs Systems Trainer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
320 EXPLAINAIR
Master aircraft procedures with interactive explanations, cockpit videos, and smart visuals. Train anywhere, even offline, to prepare for type ratings or command upgrades. Developed by experienced pilots and instructors for efficient learning.
- Interactive procedure explanations
- Cockpit videos
- Smart visuals
- Offline training capability
- Developed by pilots and instructors
Read full descriptionHide full description
Be Sim-Ready. Master 320 procedures with interactive explanations, cockpit videos, and smart visuals. From type rating to command upgrade — train anywhere, even offline. Built by 320 pilots & instructors to help you train smarter, not harder. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ALSO AVAILABLE IN APP / ABOUT US SECTION - COMPATIBLE WITH 3.1.2 GUIDELINES FOR APP REVIEW. Subscription available inside the app: "Yearly Access to EXPLAINAIR" Subscription length: Annual Subscription price: €69,99 (or local equivalent) Auto-renewal disclosure included Cancellation via App Store account settings Refunds handled directly by Apple Privacy Policy: https://wwhttps://explainair.webflow.io/#PRIVACY ator Training with our dedicated app.
Systems Trainer
Read full descriptionHide full description
Systems Trainer – Challenger 3500 Systems Trainer Systems Trainer is the dedicated study companion for pilots flying or transitioning to the Bombardier Challenger 3500. Designed to help you build, maintain, and sharpen your aircraft systems knowledge, whether you're preparing for a recurrent check, an oral exam, or simply want to stay sharp between flights. COMPREHENSIVE SYSTEMS COVERAGE: Study all Challenger 3500 aircraft systems in one place: • Air Conditioning & Pressurization • Automatic Flight Control & Autothrottle • Auxiliary Power Unit • Communications • Electrical • Fire Protection • Flight Controls & Flight Instruments • Fuel & Hydraulics • Ice & Rain Protection • Landing Gear & Lighting • Limitations • Navigation • Oxygen & Emergency Equipment • Powerplant • Aural & Visual Alerts THREE QUIZ MODES: Challenge yourself the way that suits you best. Multiple Choice tests your recall against plausible alternatives. Flashcard mode lets you self-assess at your own pace. True/False sharpens your instinct for correct procedures and limitations. Mix and match modes or focus on a single system, the choice is yours. IMMEDIATE ACTION ITEMS: Train the procedures that matter most under pressure. The dedicated Immediate Action Items section lets you study and drill all emergency memory items with timed drills, step-by-step review, and a strict mastery standard: three consecutive correct answers within the target time. Because in a real emergency, there is no time to think. SMART PROGRESS TRACKING: Every question you answer contributes to your progress. Track mastery per system, monitor your overall accuracy, follow your daily study streaks, and earn points as you grow your knowledge. The Statistics view gives you a clear picture of where you stand and where to focus next. ACHIEVEMENTS: Stay motivated with a full achievement system spanning four categories. From your first question to mastering all systems and all Immediate Action Items, milestones reward consistent effort and depth of knowledge. BOOKMARKS: Flag questions you want to revisit. Build your own personal review list of tricky limitations, unfamiliar procedures, or topics you want to reinforce before your next flight. BUILT FOR PILOTS: Systems Trainer is built with technical accuracy as the top priority. All content has been independently compiled for study purposes and reflects publicly available aircraft systems knowledge. The app is designed as a study aid to complement your official training, not to replace it. Always refer to current approved documentation for operational use. Study smarter. Stay current. Know your aircraft. Systems Trainer is an independent study aid and is not affiliated with, endorsed by, or approved by Bombardier or any regulatory authority. All content is intended for study purposes only.
Screenshots
Verdict
The clearest difference is in-app purchases: Systems Trainer at none against 320 EXPLAINAIR's 1. 320 EXPLAINAIR's advantage is iOS requirement (14.0.0 vs 17.6). On price, update cadence, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. 320 EXPLAINAIR sells 1 in-app purchase, starting at $59.99 per year. Systems Trainer asks for nothing beyond the download.
320 EXPLAINAIR ships an update every 11 days, Systems Trainer every 2 weeks. The most recent releases landed on September 14, 2026 and September 9, 2026 respectively.
| Parameter | 320 EXPLAINAIR | Systems Trainer |
|---|---|---|
| Price | Free | Free |
| Rating | 1.8 (5 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 11 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.0.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 87 MB | 1000 MB |
| Age rating | 4+ | 4+ |
| Developer | ExplainAir | Patrick Heinrich |
In-app purchases
320 EXPLAINAIR
- ExplainAir Yearly Plan$59.991 Year
Systems Trainer
No in-app purchases
Questions
Is 320 EXPLAINAIR free?
Is Systems Trainer free?
Do 320 EXPLAINAIR or Systems Trainer have ads?
Which is updated more often, 320 EXPLAINAIR or Systems Trainer?
Other comparisons















