# Tarasul vs RMS SIA

The clearest difference is update cadence: RMS SIA at monthly against Tarasul's every 30 months. 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.

Tarasul ships an update every 30 months, RMS SIA monthly. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Tarasul | RMS SIA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 30 months | **Monthly** |
| Size | 21 MB | 67 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Federal Tax Authority](https://appshunter.io/developer/1488610661) | [CMS Info Systems Limited](https://appshunter.io/developer/1569189836) |

## What reviewers say

### Tarasul

[App page](https://appshunter.io/ios/app/tarasul/id1546582674)

**Features:** macOS Compatibility

**In-app purchases:** none


### RMS SIA

[App page](https://appshunter.io/ios/app/rms-sia/id6463419381)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tarasul free?

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

### Is RMS SIA free?

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

### Do Tarasul or RMS SIA have ads?

Neither Tarasul nor RMS SIA shows ads.

### Which is updated more often, Tarasul or RMS SIA?

Tarasul ships an update every 30 months, and RMS SIA monthly. Most recently, Tarasul was updated on October 10, 2026 and RMS SIA on October 12, 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.*