# O2 Advance vs ATA Payroll

The clearest difference is update cadence: ATA Payroll at every 3 days against O2 Advance's every 5 months. O2 Advance's advantage is iOS requirement (15.0 vs 18.6). 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.

O2 Advance ships an update every 5 months, ATA Payroll every 3 days. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | O2 Advance | ATA Payroll |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 days** |
| Size | 76 MB | 1 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [O2 Telematics Solutions (pvt) Ltd](https://appshunter.io/developer/1869321461) | [ATA-DIGITECH COMPANY LIMITED](https://appshunter.io/developer/1751412466) |

## What reviewers say

### O2 Advance

[App page](https://appshunter.io/ios/app/o2-advance/id1577367106)

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

**In-app purchases:** none


### ATA Payroll

[App page](https://appshunter.io/ios/app/ata-payroll/id6504211928)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is O2 Advance free?

O2 Advance is free to download, with no in-app purchases.

### Is ATA Payroll free?

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

### Do O2 Advance or ATA Payroll have ads?

Neither O2 Advance nor ATA Payroll shows ads.

### Which is updated more often, O2 Advance or ATA Payroll?

O2 Advance ships an update every 5 months, and ATA Payroll every 3 days. Most recently, O2 Advance was updated on October 24, 2026 and ATA Payroll on October 7, 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.*