Comparison

Boeing 787 Training Guide PRO vs Q400

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

Head to head
About

Boeing 787 Training Guide PRO

This pilot-curated knowledge base offers over 2,200 questions and explanations for 787 systems and procedures. Create custom tests, filter by topic, and access a comprehensive search database to enhance your aviation studies.

Highlights
  • 2,200+ Q&A with explanations
  • Custom test creation
  • Topic filtering (787-8/9)
  • 700+ HD images
  • Full FCOM search
  • Unit converter
  • Dark Mode support
Features
Read full description

Boeing 787 Training Guide — built by pilots, for pilots. The Boeing 787 Training Guide app is a pilot-curated knowledge base designed to make study time efficient—whether you’re preparing for type rating, recurrent, line checks, or a simulator session. This comprehensive guide uses a clear question–and–answer format with 2,200+ questions, answers, and explanations covering 787 systems and procedures. It’s engineered to challenge understanding far better than passively reading a manual. Highlights Create custom tests from your Right, Wrong, Marked, or Commented questions. Filter by topic and switch between 787-8 / 787-9. Concise explanations aimed at real-world cockpit decision-making. Mark items, add comments, and revisit weak areas quickly. 2025 update: expanded question bank, refreshed database, and improved content. Goal Help you learn faster and retain more—so you spend less time preparing and more time flying. This app is an independent study tool and is not affiliated with or endorsed by The Boeing Company. What's included: 2,100 questions with detailed answer explanations (787-8/9). 700+ images — HD panels, buttons, and components. 2,000+ references & explanations across systems and procedures. 410 definitions with fast search. 2,000+ FAA abbreviations (fast search). 700+ Jeppesen abbreviations (fast search). Glossary of terms (fast search). 360 EICAS messages (fast search). 787-8/9 limitations (fast search; add / edit / delete). Jeppesen symbols with fast search. Built-in unit converter (weight, speed, temperature, pressure, distance). Dark Mode support. Full FCOM search database. TOPICS INCLUDED : 787 - 8 DATABASE * FULL TEST (1342 Questions, All topics in one test) * ELECTRICAL SYSTEM (198 Questions) * HYDRAULIC SYSTEM (74 Questions) * LANDING GEAR / BRAKES (77 Questions) * FLIGHT CONTROLS (272 Questions) * ANTI-ICE SYSTEM (70 Questions) * FIRE PROTECTION SYSTEM (76 Questions) * AIR SYSTEMS (162 Questions) * FUEL SYSTEM (97 Questions) * ENGINE GEnx (186 Questions) * ENGINE TRENT 1000 (179 Questions) * APU (41 Questions) * WARNING SYSTEM (191 Questions) * FLIGHT INSTRUMENTS (146 Questions) * AUTOMATIC FLIGHT (133 Questions) * AIRPLANE GENERAL (103 Questions) * COMMUNICATIONS (55 Questions) 787 - 9 DATABASE * FULL TEST (1342 Questions, All topics in one test) * ELECTRICAL SYSTEM (198 Questions) * HYDRAULIC SYSTEM (74 Questions) * LANDING GEAR / BRAKES (79 Questions) * FLIGHT CONTROLS (274 Questions) * ANTI-ICE SYSTEM (60 Questions) * FIRE PROTECTION SYSTEM (76 Questions) * AIR SYSTEMS (166 Questions) * FUEL SYSTEM (97 Questions) * ENGINE GEnx (186 Questions) * ENGINE TRENT 1000 (179 Questions) * APU (41 Questions) * WARNING SYSTEM (191 Questions) * FLIGHT INSTRUMENTS (146 Questions) * AUTOMATIC FLIGHT (133 Questions) * AIRPLANE GENERAL (102 Questions) * COMMUNICATIONS (55 Questions) The built-in Search lets you look up 4,000+ definitions and limitations. If a term comes up during a test, jump to the definition and return to your question without losing your place—making the test-taking experience faster and smoother. The 787 Training Guide app is a pilot-built resource to help you become a more confident 787 pilot.

About

Q400

Features
Read full description

Fast, accurate takeoff and landing performance for the DHC-8-402 (Q400) — built by pilots, for pilots. Q400 Performance Calculator turns AFM tables into instant results on the flight deck. Enter your conditions and get V-speeds, weight limits, and runway-specific numbers in seconds — no paper charts, no guesswork. KEY FEATURES • Takeoff — V1/VR/V2, max weights and limit codes for dry, wet, tailwind, MEL and contaminated runway conditions • Reduced (assumed-temperature) takeoff with torque selection • Landing — Vref, Vtarget, Vmax, go-around speeds with wind and contamination corrections • Cruise — LRC, ISC, HSC, MCR plus single-engine and holding performance • Missed approach climb gradients • De-icing / icing speed corrections applied automatically • Built-in airport and runway database — elevation, length, slope, shift Designed around a clean cockpit-style interface: high-contrast values, dark display, and a layout that reads at a glance under any lighting. This app is a planning aid. Always cross-check results against the approved Aircraft Flight Manual and your operator's procedures. The pilot in command remains responsible for all performance decisions. SUBSCRIPTION Q400 Performance Calculator is available with a 7-day free trial, then $5/month or $30/year. Your subscription unlocks all calculators and runway data. Payment is charged to your Apple ID and auto-renews unless cancelled at least 24 hours before the end of the current period. Terms of Use (EULA): https://starbuck-dev.github.io/Q400Performance/terms/ Privacy Policy: https://starbuck-dev.github.io/Q400Performance/privacy/ Privacy first — no account required, no personal data collected, no tracking. Calculate with confidence. Download Q400 Performance Calculator today.

Screenshots

Boeing 787 Training Guide PRO4 screens
Q4004 screens

Verdict

The call

The clearest difference is price: Q400 at Free against Boeing 787 Training Guide PRO's $24.99. Boeing 787 Training Guide PRO's advantage is in-app purchases (none vs 2) and iOS requirement (15.0 vs 18.6). On 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

CostPrice · In-app purchases · Ads · Monetization

Q400 is free to download; Boeing 787 Training Guide PRO costs $24.99 up front. Q400 sells 2 in-app purchases, starting at $4.99 per month. Boeing 787 Training Guide PRO asks for nothing beyond the download.

Scorecard3 real differences · 7 level
Boeing 787 Training Guide PRO versus Q400: the parameters behind the verdict, then further details
ParameterBoeing 787 Training Guide PROQ400
Price$24.99Free — better
Rating5.0 (6 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings6 — better—
Update frequencyEvery 10 months—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better18.6
Further details — not scored
Size704 MB10 MB
Age rating4+4+
DeveloperGustavo LegarretaMacLaren's Studio

In-app purchases

None

Boeing 787 Training Guide PRO

No in-app purchases

2 purchases

Q400

Subscriptions2
  • Monthly7 Days trial$4.991 Month
  • Annual7 Days trial$29.991 Year

Questions

Is Boeing 787 Training Guide PRO free?
Boeing 787 Training Guide PRO costs $24.99, with no in-app purchases.
Is Q400 free?
Q400 is free to download, with in-app purchases available.
Do Boeing 787 Training Guide PRO or Q400 have ads?
Neither Boeing 787 Training Guide PRO nor Q400 shows ads.

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