# СУРДО vs ZhasApp

The clearest difference is update cadence: ZhasApp at weekly against СУРДО's every 7 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.

СУРДО ships an update every 7 months, ZhasApp weekly. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | СУРДО | ZhasApp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Weekly** |
| Size | 121 MB | 34 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LABORATORY SENSOR-TECH](https://appshunter.io/developer/1439044582) | [Alikhan Ualikhan](https://appshunter.io/developer/1822032732) |

## What reviewers say

### СУРДО

[App page](https://appshunter.io/ios/app/id6445996571)

**Features:** macOS Compatibility

**In-app purchases:** none


### ZhasApp

[App page](https://appshunter.io/ios/app/zhasapp/id6808918169)

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

**In-app purchases:** none


## Frequently asked questions

### Is СУРДО free?

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

### Is ZhasApp free?

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

### Do СУРДО or ZhasApp have ads?

Neither СУРДО nor ZhasApp shows ads.

### Which is updated more often, СУРДО or ZhasApp?

СУРДО ships an update every 7 months, and ZhasApp weekly. Most recently, СУРДО was updated on October 30, 2026 and ZhasApp on October 24, 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.*