# PRRO STS vs Вчасно Каса

The clearest difference is review sentiment: Вчасно Каса at 100% against PRRO STS's 50%. Вчасно Каса also leads on update cadence (every 2 weeks vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

PRRO STS ships an update every 3 months, Вчасно Каса every 2 weeks. The most recent releases landed on September 20, 2026 and August 28, 2026 respectively.

## The numbers

| Metric | PRRO STS | Вчасно Каса |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/id6444186091/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 212 MB | 96 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The State Tax Service of Ukraine](https://appshunter.io/developer/1634048992) | [Vchasno](https://appshunter.io/developer/1601837215) |

## What reviewers say

### PRRO STS

[App page](https://appshunter.io/ios/app/prro-sts/id1634048990)

This application provides a simple and convenient tool for businesses to manage sales and services. It allows for the creation and registration of fiscal receipts, easy item management, and sending receipts to customers. The app supports various payment methods and offers features for discounts, returns, and shift management.

**Highlights:** Create and register fiscal receipts, Add products and services to receipts, Send receipts via email or messengers, Manage shift openings and closings, Use barcode scanner, Process various payment types, Apply discounts and process returns

**Features:** macOS Compatibility

**In-app purchases:** none


### Вчасно Каса

[App page](https://appshunter.io/ios/app/id6444186091)

This mobile application functions as a software fiscal registrar, allowing users to issue electronic receipts directly from their smartphone. It simplifies the process of generating and registering checks with tax authorities, sending them to customers, and managing sales data without the need for additional hardware.

**Highlights:** Issue and register electronic receipts, Send receipts via email, Viber, Telegram, or QR-code, Search and manage products/services, Process card and cash payments, Handle returns and cash movements, Generate X and Z reports

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

**In-app purchases:** none


## Frequently asked questions

### Is PRRO STS free?

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

### Is Вчасно Каса free?

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

### Do PRRO STS or Вчасно Каса have ads?

Neither PRRO STS nor Вчасно Каса shows ads.

### Which is updated more often, PRRO STS or Вчасно Каса?

PRRO STS ships an update every 3 months, and Вчасно Каса every 2 weeks. Most recently, PRRO STS was updated on September 20, 2026 and Вчасно Каса on August 28, 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.*