# iTrain B737NG vs B737 Performance Handbook

The clearest difference is price: B737 Performance Handbook at Free against iTrain B737NG's $17.99. B737 Performance Handbook also leads on iOS requirement (15.0 vs 18.0). iTrain B737NG's advantage is in-app purchases (none vs 4). On rating, review sentiment, ratings volume and update cadence there is nothing between them.

B737 Performance Handbook is free to download; iTrain B737NG costs $17.99 up front. B737 Performance Handbook sells 4 in-app purchases, starting at $4.49 per year. iTrain B737NG asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for iTrain B737NG against 5.0 for B737 Performance Handbook. Both are backed by a comparable volume of ratings — 9 and 9 respectively. Written reviews are what separate them: 83% of iTrain B737NG's written reviews are positive against 88% of B737 Performance Handbook's.

iTrain B737NG ships an update every 5 weeks, B737 Performance Handbook every 2 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | iTrain B737NG | B737 Performance Handbook |
| --- | --- | --- |
| Price | $17.99 | **Free** |
| Rating | [4.9 (9 ratings)](https://appshunter.io/ios/app/itrain-b737ng/id826303298/reviews) | **[5.0 (9 ratings)](https://appshunter.io/ios/app/b737-performance-handbook/id871314271/reviews)** |
| Number of ratings | 9 | 9 |
| Positive reviews | 83.3% of reviews | **87.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | **Paid** | Subscription |
| Size | 14 MB | 27 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Flighttrainer Aviation Apps B.V.](https://appshunter.io/developer/1529841212) | [Maurits Hulshof](https://appshunter.io/developer/1522456315) |

## What reviewers say

### iTrain B737NG

[App page](https://appshunter.io/ios/app/itrain-b737ng/id826303298)

This app helps pilots master Boeing 737NG technical knowledge, memory items, and procedures. It offers a comprehensive question bank and focuses on efficient, distraction-free learning for type ratings, interviews, and recurrent training.

**Highlights:** B737NG Technical System Knowledge, NNC Memory Items, Flight Path Patterns & Maneuvers, 800+ Technical Questions, Distraction-Free Interface, Smart Database Updates

**Features:** macOS Compatibility

**In-app purchases:** none


### B737 Performance Handbook

[App page](https://appshunter.io/ios/app/b737-performance-handbook/id871314271)

An electronic reference guide for airline pilots and dispatchers, offering tools and comprehensive performance data for Boeing 737 aircraft. It incorporates EASA and FAA regulations with detailed explanations and interactive calculators.

**Highlights:** Landing distance & brake cooling calculator, Go-around gradient & limit weight calculator, Runway condition report decoder, Actual stop margin calculator, Wind components / VREF additive calculator, Interactive V1 adjustment, EASA and FAA edition support, Keyword search and bookmarking

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tools Annual (original users) | $4.49 | per year |
| Member Annual | $13.99 | per year |
| Tools Lifetime (orig. users) | $16.99 | one-time |
| Member Lifetime | $41.99 | one-time |


## Frequently asked questions

### Is iTrain B737NG free?

iTrain B737NG costs $17.99, with no in-app purchases.

### Is B737 Performance Handbook free?

B737 Performance Handbook is free to download, with in-app purchases available.

### Which has better reviews, iTrain B737NG or B737 Performance Handbook?

B737 Performance Handbook is rated higher. iTrain B737NG averages 4.9 out of 5 from 9 ratings, while B737 Performance Handbook averages 5.0 from 9 ratings.

### Do iTrain B737NG or B737 Performance Handbook have ads?

Neither iTrain B737NG nor B737 Performance Handbook shows ads.

### Which is updated more often, iTrain B737NG or B737 Performance Handbook?

iTrain B737NG ships an update every 5 weeks, and B737 Performance Handbook every 2 months. Most recently, iTrain B737NG was updated on November 1, 2026 and B737 Performance Handbook on November 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*