# Calk UZ vs DollarUZ

The clearest difference is in-app purchases: DollarUZ at none against Calk UZ's 1. Calk UZ's advantage is iOS requirement (15.0 vs 26.5). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Calk UZ sells 1 one-off in-app purchase. DollarUZ asks for nothing beyond the download.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Calk UZ | DollarUZ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | Fortnightly |
| Size | 11 MB | 7 MB |
| Requires iOS | **15.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Konstantin Iakovlev](https://appshunter.io/developer/1896744607) | [Mukhabbat Matmurodova](https://appshunter.io/developer/6806966177) |

## What reviewers say

### Calk UZ

[App page](https://appshunter.io/ios/app/calk-uz/id6782391910)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### DollarUZ

[App page](https://appshunter.io/ios/app/dollaruz/id6806966174)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calk UZ free?

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

### Is DollarUZ free?

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

### Do Calk UZ or DollarUZ have ads?

Both Calk UZ and DollarUZ show ads.

### Which is updated more often, Calk UZ or DollarUZ?

Calk UZ ships an update fortnightly, and DollarUZ fortnightly. Most recently, Calk UZ was updated on November 3, 2026 and DollarUZ on October 31, 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.*