# PDF Reader vs Flight Crew Rest

The clearest difference is price: PDF Reader at Free against Flight Crew Rest's $0.99. PDF Reader also leads on iOS requirement (14.0 vs 18.6). Flight Crew Rest's advantage is ads (none vs shown) and update cadence (monthly vs every 115 months). On in-app purchases and device support there is nothing between them.

PDF Reader is free to download; Flight Crew Rest costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PDF Reader ships an update every 115 months, Flight Crew Rest monthly. The most recent releases landed on August 25, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | PDF Reader | Flight Crew Rest |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/flight-crew-rest/id6476449299/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 115 months | **Monthly** |
| Monetization | — | Paid |
| Size | 9 MB | 2 MB |
| Requires iOS | **14.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aishvarya Sadasivam](https://appshunter.io/developer/1062048241) | [Brennan Steemers](https://appshunter.io/developer/1704567474) |

## What reviewers say

### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-sign/id1084660270)

**Features:** macOS Compatibility

**In-app purchases:** none


### Flight Crew Rest

[App page](https://appshunter.io/ios/app/flight-crew-rest/id6476449299)

This utility helps pilots calculate required crew rest periods for long-haul flights. It offers features like live activity monitoring, quick wake-up alarms, and easy schedule sharing via QR codes. The app allows for flexible rest calculations based on different inputs and time zones.

**Highlights:** Live activity monitoring, Set wake-up alarms, QR code schedule sharing, Local time conversion, Flexible rest calculation, Customizable options

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Reader free?

PDF Reader is free to download, with no in-app purchases.

### Is Flight Crew Rest free?

Flight Crew Rest costs $0.99, with no in-app purchases.

### Do PDF Reader or Flight Crew Rest have ads?

PDF Reader shows ads; Flight Crew Rest does not.

### Which is updated more often, PDF Reader or Flight Crew Rest?

PDF Reader ships an update every 115 months, and Flight Crew Rest monthly. Most recently, PDF Reader was updated on August 25, 2026 and Flight Crew Rest on September 20, 2026.

---

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