# Прораб Икс vs Бисмар

The clearest difference is review sentiment: Прораб Икс at 36% against Бисмар's 0%. Прораб Икс also leads on iOS requirement (11.0 vs 15.5). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Прораб Икс ships an update every 8 days, Бисмар fortnightly. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Прораб Икс | Бисмар |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/id6468118918/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | **36.4% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Fortnightly |
| Monetization | Free | — |
| Size | 49 MB | 85 MB |
| Requires iOS | **11.0** | 15.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Bolshakov](https://appshunter.io/developer/1437192339) | [Comrades Devs LLC](https://appshunter.io/developer/1704367382) |

## What reviewers say

### Прораб Икс

[App page](https://appshunter.io/ios/app/id1477117342)

This cashback service rewards professional builders for purchasing construction materials. Simply scan your receipt's QR code after making purchases to receive real money cashback on promotional items. The list of discounted products is regularly updated, and more scanned receipts lead to higher cashback rewards.

**Highlights:** Cashback on construction materials, Scan QR codes from receipts, Real money rewards, Updated promotional item lists, Increased cashback with more receipts

**Features:** macOS Compatibility

**In-app purchases:** none


### Бисмар

[App page](https://appshunter.io/ios/app/id6468118918)

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

**In-app purchases:** none


## Frequently asked questions

### Is Прораб Икс free?

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

### Is Бисмар free?

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

### Do Прораб Икс or Бисмар have ads?

Neither Прораб Икс nor Бисмар shows ads.

### Which is updated more often, Прораб Икс or Бисмар?

Прораб Икс ships an update every 8 days, and Бисмар fortnightly. Most recently, Прораб Икс was updated on October 24, 2026 and Бисмар on October 14, 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.*