# FMS 737 vs GoodReader Pro PDF Editor

The clearest difference is price: FMS 737 at Free against GoodReader Pro PDF Editor's $89.99. FMS 737 also leads on iOS requirement (12.0 vs 17.6). GoodReader Pro PDF Editor's advantage is rating (4.7 vs 3.7) and update cadence (every 4 weeks vs every 5 months). On ads, in-app purchases and device support there is nothing between them.

FMS 737 is free to download; GoodReader Pro PDF Editor costs $89.99 up front. Neither carries in-app purchases, so what you see is what you pay.

GoodReader Pro PDF Editor holds the better App Store score, 4.7 against 3.7. That said, the two scores are not equally well evidenced: GoodReader Pro PDF Editor has 269 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 50% of FMS 737's written reviews are positive against 68% of GoodReader Pro PDF Editor's.

FMS 737 ships an update every 5 months, GoodReader Pro PDF Editor every 4 weeks. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | FMS 737 | GoodReader Pro PDF Editor |
| --- | --- | --- |
| Price | **Free** | $89.99 |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/fms-737/id1160243181/reviews) | **[4.7 (269 ratings)](https://appshunter.io/ios/app/goodreader-pro-pdf-editor/id1451012117/reviews)** |
| Number of ratings | 3 | **269** |
| Positive reviews | 50.0% of reviews | **67.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 weeks** |
| Monetization | **Free** | Paid |
| Size | 30 MB | 53 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [ECA Faros](https://appshunter.io/developer/1109979311) | [Good.iWare, Inc.](https://appshunter.io/developer/289191291) |

## What reviewers say

### FMS 737

[App page](https://appshunter.io/ios/app/fms-737/id1160243181)

This application provides a free-play simulation of the B737 Flight Management System. It's designed for training centers to help pilots familiarize themselves with the system before simulator sessions, offering an easy-to-use interface and comprehensive functions.

**Highlights:** B737 FMS simulation, Free play mode, Accurate simulation, Easy-to-use interface, Complete set of functions, Pilot familiarization tool

**Features:** macOS Compatibility

**In-app purchases:** none


### GoodReader Pro PDF Editor

[App page](https://appshunter.io/ios/app/goodreader-pro-pdf-editor/id1451012117)

This app offers robust PDF editing and annotation capabilities, alongside comprehensive file management for various document types. It allows users to securely store, organize, and access files from cloud services, enhancing productivity on mobile devices.

**Highlights:** PDF annotation and editing, File management for various formats, Cloud service integration (Dropbox, Google Drive, etc.), Military-grade AES-256 encryption, Split-screen viewing for iPad, PDF Reflow feature

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

**In-app purchases:** none

**What reviewers like**

- 📂 Excellent file management
- 📚 Great for PDF organization
- ✍️ Powerful annotation tools
- 🚀 Fast loading and performance
- 🔄 Reliable syncing

**What reviewers complain about**

- 💸 Expensive for some
- 🔄 Tedious data transfer to Pro
- ❓ Little difference between regular and Pro
- 🔌 Sync issues with cloud services
- 🚫 No PC version available

**Reported bugs**

- Cannot move bookmarks from old to Pro version
- Dropbox/OneDrive sync not working
- iCloud integration issues
- App crashes when adding photos
- App freezes after annotation

**Requested features**

- Proper night mode (inverted colors)
- Bookmark sharing feature
- PC version of the app
- Profile switching for open tabs
- Editable text feature


## Frequently asked questions

### Is FMS 737 free?

FMS 737 is free to download, with no in-app purchases.

### Is GoodReader Pro PDF Editor free?

GoodReader Pro PDF Editor costs $89.99, with no in-app purchases.

### Which has better reviews, FMS 737 or GoodReader Pro PDF Editor?

GoodReader Pro PDF Editor is rated higher. FMS 737 averages 3.7 out of 5 from 3 ratings, while GoodReader Pro PDF Editor averages 4.7 from 269 ratings.

### Do FMS 737 or GoodReader Pro PDF Editor have ads?

Neither FMS 737 nor GoodReader Pro PDF Editor shows ads.

### Which is updated more often, FMS 737 or GoodReader Pro PDF Editor?

FMS 737 ships an update every 5 months, and GoodReader Pro PDF Editor every 4 weeks. Most recently, FMS 737 was updated on October 7, 2026 and GoodReader Pro PDF Editor on October 15, 2026.

---

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