# CZSO vs SURI.CZ

CZSO and SURI.CZ are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CZSO ships an update monthly, SURI.CZ every 2 months. The most recent releases landed on September 18, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | CZSO | SURI.CZ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 8 MB | 74 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cesky statisticky urad](https://appshunter.io/developer/805764166) | [SURI Insurance Group a.s.](https://appshunter.io/developer/1612634513) |

## What reviewers say

### CZSO

[App page](https://appshunter.io/ios/app/czso/id1604362113)

**Features:** macOS Compatibility

**In-app purchases:** none


### SURI.CZ

[App page](https://appshunter.io/ios/app/suricz/id6480173997)

**In-app purchases:** none


## Frequently asked questions

### Is CZSO free?

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

### Is SURI.CZ free?

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

### Do CZSO or SURI.CZ have ads?

Neither CZSO nor SURI.CZ shows ads.

### Which is updated more often, CZSO or SURI.CZ?

CZSO ships an update monthly, and SURI.CZ every 2 months. Most recently, CZSO was updated on September 18, 2026 and SURI.CZ 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.*