# ProVizorTech vs Конструктив Девелопмент

The clearest difference is update cadence: ProVizorTech at fortnightly against Конструктив Девелопмент's monthly. Конструктив Девелопмент's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, 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.

ProVizorTech ships an update fortnightly, Конструктив Девелопмент monthly. Both last shipped on September 30, 2026.

## The numbers

| Metric | ProVizorTech | Конструктив Девелопмент |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (27 ratings)](https://appshunter.io/ios/app/provizortech/id1584167736/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | 12.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free | — |
| Size | 115 MB | 161 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KPS, OOO](https://appshunter.io/developer/1616466503) | [IT-Компания АБС](https://appshunter.io/developer/1320756072) |

## What reviewers say

### ProVizorTech

[App page](https://appshunter.io/ios/app/provizortech/id1584167736)

Transform your building entrance into a secure zone with this smart intercom app. Unlock doors remotely, answer video calls from anywhere, and monitor visitor history. Enhance your home's safety and convenience with instant notifications and high-quality video streaming.

**Highlights:** Remote door unlocking, Video call answering, Visitor history log, Instant security notifications, High-quality video streaming, Family sharing for up to 5 devices

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

**In-app purchases:** none


### Конструктив Девелопмент

[App page](https://appshunter.io/ios/app/id6480401313)

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

**In-app purchases:** none


## Frequently asked questions

### Is ProVizorTech free?

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

### Is Конструктив Девелопмент free?

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

### Do ProVizorTech or Конструктив Девелопмент have ads?

Neither ProVizorTech nor Конструктив Девелопмент shows ads.

### Which is updated more often, ProVizorTech or Конструктив Девелопмент?

ProVizorTech ships an update fortnightly, and Конструктив Девелопмент monthly. Most recently, ProVizorTech was updated on September 30, 2026 and Конструктив Девелопмент on September 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*