# MySiam vs MyInvoices

The clearest difference is in-app purchases: MySiam at none against MyInvoices's 1. MySiam also leads on iOS requirement (18.0 vs 26.5). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. MyInvoices sells 1 one-off in-app purchase. MySiam asks for nothing beyond the download.

MySiam ships an update every 3 weeks, MyInvoices every 5 weeks. The most recent releases landed on September 20, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | MySiam | MyInvoices |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Size | 1 MB | 6 MB |
| Requires iOS | **18.0** | 26.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Integria](https://appshunter.io/developer/1808039640) | [KAREL ZAHRADNICEK](https://appshunter.io/developer/1811077510) |

## What reviewers say

### MySiam

[App page](https://appshunter.io/ios/app/mysiam/id6744536873)

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

**In-app purchases:** none


### MyInvoices

[App page](https://appshunter.io/ios/app/myinvoices-work-tracker/id6777735321)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full access | $4.99 | one-time |


## Frequently asked questions

### Is MySiam free?

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

### Is MyInvoices free?

MyInvoices is free to download, with in-app purchases available.

### Do MySiam or MyInvoices have ads?

Neither MySiam nor MyInvoices shows ads.

### Which is updated more often, MySiam or MyInvoices?

MySiam ships an update every 3 weeks, and MyInvoices every 5 weeks. Most recently, MySiam was updated on September 20, 2026 and MyInvoices on September 9, 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.*