# ams.mobile booking vs PRO.FILE FLEX

ams.mobile booking and PRO.FILE FLEX are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ams.mobile booking ships an update every 2 months, PRO.FILE FLEX every 4 months. The most recent releases landed on October 20, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ams.mobile booking | PRO.FILE FLEX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 33 MB | 83 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ams.Solution AG](https://appshunter.io/developer/1489578241) | [PROCAD GmbH & Co. KG](https://appshunter.io/developer/452225445) |

## What reviewers say

### ams.mobile booking

[App page](https://appshunter.io/ios/app/amsmobile-booking/id1548255781)

**Features:** macOS Compatibility

**In-app purchases:** none


### PRO.FILE FLEX

[App page](https://appshunter.io/ios/app/profile-flex/id1593399541)

**In-app purchases:** none


## Frequently asked questions

### Is ams.mobile booking free?

ams.mobile booking is free to download, with no in-app purchases.

### Is PRO.FILE FLEX free?

PRO.FILE FLEX is free to download, with no in-app purchases.

### Do ams.mobile booking or PRO.FILE FLEX have ads?

Neither ams.mobile booking nor PRO.FILE FLEX shows ads.

### Which is updated more often, ams.mobile booking or PRO.FILE FLEX?

ams.mobile booking ships an update every 2 months, and PRO.FILE FLEX every 4 months. Most recently, ams.mobile booking was updated on October 20, 2026 and PRO.FILE FLEX on October 27, 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.*