# MobilityOne OnePay vs PRO.4 DOD

The clearest difference is update cadence: PRO.4 DOD at every 3 weeks against MobilityOne OnePay's every 2 months. MobilityOne OnePay's advantage is iOS requirement (13.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

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

MobilityOne OnePay ships an update every 2 months, PRO.4 DOD every 3 weeks. The most recent releases landed on September 8, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | MobilityOne OnePay | PRO.4 DOD |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 25 MB | 46 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MOBILITYONE](https://appshunter.io/developer/1126195620) | [Pro-Bit PRO.4 d.o.o.](https://appshunter.io/developer/1071235078) |

## What reviewers say

### MobilityOne OnePay

[App page](https://appshunter.io/ios/app/mobilityone-onepay/id1313169652)

**Features:** macOS Compatibility

**In-app purchases:** none


### PRO.4 DOD

[App page](https://appshunter.io/ios/app/pro4-dod/id6751571923)

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

**In-app purchases:** none


## Frequently asked questions

### Is MobilityOne OnePay free?

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

### Is PRO.4 DOD free?

PRO.4 DOD is free to download, with no in-app purchases.

### Do MobilityOne OnePay or PRO.4 DOD have ads?

Neither MobilityOne OnePay nor PRO.4 DOD shows ads.

### Which is updated more often, MobilityOne OnePay or PRO.4 DOD?

MobilityOne OnePay ships an update every 2 months, and PRO.4 DOD every 3 weeks. Most recently, MobilityOne OnePay was updated on September 8, 2026 and PRO.4 DOD on September 24, 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.*