# Строительный калькулятор SO vs Wallpaper Roll Calculator

The clearest difference is in-app purchases: Строительный калькулятор SO at none against Wallpaper Roll Calculator's 3. Строительный калькулятор SO also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Wallpaper Roll Calculator sells 3 in-app purchases, starting at $4.99 per 7 days. Строительный калькулятор SO asks for nothing beyond the download.

Строительный калькулятор SO ships an update monthly, Wallpaper Roll Calculator every 6 weeks. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Строительный калькулятор SO | Wallpaper Roll Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Size | 23 MB | 12 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Maksim Maltsev](https://appshunter.io/developer/1872080568) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### Строительный калькулятор SO

[App page](https://appshunter.io/ios/app/so/id6758302848)

**In-app purchases:** none


### Wallpaper Roll Calculator

[App page](https://appshunter.io/ios/app/wallpaper-roll-calculator/id6772282265)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Yearly | $24.99 | per year |
| Lifetime Pro | $49.99 | one-time |


## Frequently asked questions

### Is Строительный калькулятор SO free?

Строительный калькулятор SO is free to download, with no in-app purchases.

### Is Wallpaper Roll Calculator free?

Wallpaper Roll Calculator is free to download, with in-app purchases available.

### Do Строительный калькулятор SO or Wallpaper Roll Calculator have ads?

Neither Строительный калькулятор SO nor Wallpaper Roll Calculator shows ads.

### Which is updated more often, Строительный калькулятор SO or Wallpaper Roll Calculator?

Строительный калькулятор SO ships an update monthly, and Wallpaper Roll Calculator every 6 weeks. Most recently, Строительный калькулятор SO was updated on October 24, 2026 and Wallpaper Roll Calculator on October 16, 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.*