# BAMS vs DUO Payroll

The clearest difference is update cadence: BAMS at fortnightly against DUO Payroll's every 31 months. BAMS also leads on iOS requirement (13.0 vs 15.6). 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.

BAMS ships an update fortnightly, DUO Payroll every 31 months. The most recent releases landed on September 19, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | BAMS | DUO Payroll |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 31 months |
| Size | 48 MB | 33 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WISAWAKAM SOFTWARE COMPANY LIMITED](https://appshunter.io/developer/1661052063) | [DUO Accounting and Services Company Limited](https://appshunter.io/developer/1651895806) |

## What reviewers say

### BAMS

[App page](https://appshunter.io/ios/app/bams/id1343603677)

**In-app purchases:** none


### DUO Payroll

[App page](https://appshunter.io/ios/app/duo-payroll/id6444049470)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BAMS free?

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

### Is DUO Payroll free?

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

### Do BAMS or DUO Payroll have ads?

Neither BAMS nor DUO Payroll shows ads.

### Which is updated more often, BAMS or DUO Payroll?

BAMS ships an update fortnightly, and DUO Payroll every 31 months. Most recently, BAMS was updated on September 19, 2026 and DUO Payroll on September 10, 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.*