Comparison

Padpilot E vs Systems Trainer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Padpilot E

Access assigned or purchased educational books. This reader allows students to engage with digital learning materials provided by their aviation training organization or bought directly.

Highlights
  • Access assigned books
  • Purchase books
  • Digital learning materials
  • Aviation training content
Features
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Padpilot's E-Reader provides access either to those Padpilot books that have been assigned to you by your ATO, or purchased by you.

About

Systems Trainer

Features
Read 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

Padpilot E4 screens
Systems Trainer4 screens

Verdict

The call

The clearest difference is update cadence: Systems Trainer at every 2 weeks against Padpilot E's monthly. Padpilot E's advantage is iOS requirement (12.0 vs 17.6). On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Padpilot E ships an update monthly, Systems Trainer every 2 weeks. The most recent releases landed on September 4, 2026 and September 9, 2026 respectively.

Scorecard2 real differences · 8 level
Padpilot E versus Systems Trainer: the parameters behind the verdict, then further details
ParameterPadpilot ESystems Trainer
PriceFreeFree
Rating1.5 (2 ratings) — better—
Positive reviews21.1% of reviews—
Number of ratings2 — better—
Update frequencyMonthlyEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better17.6
Further details — not scored
Size61 MB1000 MB
Age rating4+4+
DeveloperPadpilot LimitedPatrick Heinrich

In-app purchases

None

Padpilot E

No in-app purchases

None

Systems Trainer

No in-app purchases

Questions

Is Padpilot E free?
Padpilot E is free to download, with no in-app purchases.
Is Systems Trainer free?
Systems Trainer is free to download, with no in-app purchases.
Do Padpilot E or Systems Trainer have ads?
Neither Padpilot E nor Systems Trainer shows ads.
Which is updated more often, Padpilot E or Systems Trainer?
Padpilot E ships an update monthly, and Systems Trainer every 2 weeks. Most recently, Padpilot E was updated on September 4, 2026 and Systems Trainer on September 9, 2026.

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