# Topas Ukraine vs A1 Security

The clearest difference is update cadence: A1 Security at every 2 weeks against Topas Ukraine's every 25 months. A1 Security also leads on device support. On price, in-app purchases and iOS requirement there is nothing between them.

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

Topas Ukraine ships an update every 25 months, A1 Security every 2 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Topas Ukraine | A1 Security |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 25 months | **Every 2 weeks** |
| Size | 50 MB | 70 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | — | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Kateryna Chernousko](https://appshunter.io/developer/1735142810) | [a2softin](https://appshunter.io/developer/1133492162) |

## What reviewers say

### Topas Ukraine

[App page](https://appshunter.io/ios/app/topas-ukraine/id6479204589)

**In-app purchases:** none


### A1 Security

[App page](https://appshunter.io/ios/app/a1-security/id6737467382)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Topas Ukraine free?

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

### Is A1 Security free?

A1 Security is free to download, with no in-app purchases.

### Which is updated more often, Topas Ukraine or A1 Security?

Topas Ukraine ships an update every 25 months, and A1 Security every 2 weeks. Most recently, Topas Ukraine was updated on November 4, 2026 and A1 Security on October 30, 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.*