# PS File Viewer vs FlightLog

The clearest difference is in-app purchases: FlightLog at none against PS File Viewer's 4. FlightLog also leads on ads (none vs shown) and update cadence (daily vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. PS File Viewer sells 4 in-app purchases, starting at $14.99 per year. FlightLog asks for nothing beyond the download.

PS File Viewer ships an update every 2 months, FlightLog daily. The most recent releases landed on October 12, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | PS File Viewer | FlightLog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Daily** |
| Size | 12 MB | 3 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vaibhav Singhal](https://appshunter.io/developer/1719416463) | [Daniel Treeby](https://appshunter.io/developer/6808967411) |

## What reviewers say

### PS File Viewer

[App page](https://appshunter.io/ios/app/ps-file-viewer/id6786664680)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Annual | $14.99 | per year |
| PS to PDF – 2 Credits | $0.99 | one-time |
| PS to PDF – 4 Credits | $1.99 | one-time |
| PS to PDF – 7 Credits | $2.99 | one-time |


### FlightLog

[App page](https://appshunter.io/ios/app/flightlog-pilot-logbook/id6808967019)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PS File Viewer free?

PS File Viewer is free to download, with in-app purchases available.

### Is FlightLog free?

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

### Do PS File Viewer or FlightLog have ads?

PS File Viewer shows ads; FlightLog does not.

### Which is updated more often, PS File Viewer or FlightLog?

PS File Viewer ships an update every 2 months, and FlightLog daily. Most recently, PS File Viewer was updated on October 12, 2026 and FlightLog on October 4, 2026.

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