# D vs Безопасный город АТЭКС

The clearest difference is review sentiment: D at 100% against Безопасный город АТЭКС's 25%. D also leads on ratings volume (116 vs 1) and iOS requirement (13.0 vs 15.1). Безопасный город АТЭКС's advantage is rating (5.0 vs 4.8). 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.

Безопасный город АТЭКС holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: D has 116 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 100% of D's written reviews are positive against 25% of Безопасный город АТЭКС's, so the app with the better star average is not the one people write more warmly about.

D ships an update every 3 weeks, Безопасный город АТЭКС every 4 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | D | Безопасный город АТЭКС |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (116 ratings)](https://appshunter.io/ios/app/d-keys/id1502365079/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1556377677/reviews)** |
| Number of ratings | **116** | 1 |
| Positive reviews | **100.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | Free | Free |
| Size | 135 MB | 107 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kuznetsova Vera](https://appshunter.io/developer/1451290672) | [PORTAL OOO Apps](https://appshunter.io/developer/808214522) |

## What reviewers say

### D

[App page](https://appshunter.io/ios/app/d-keys/id1502365079)

Remotely control your intercom with a single button press on your smartphone. Open your building's entrance door from anywhere using Wi-Fi or mobile data. Registration is required to ensure security and access.

**Highlights:** Remote door opening, Single-button control, Works via Wi-Fi or mobile data, Supports multiple entrances, Remote access for guests, Secure registration process

**In-app purchases:** none


### Безопасный город АТЭКС

[App page](https://appshunter.io/ios/app/id1556377677)

Access cloud-based video surveillance feeds from your smartphone. View public city cameras and your private property cameras remotely. Learn more about the service and provider online.

**Highlights:** Cloud video surveillance, View city cameras, View private property cameras, Remote access via smartphone, Service information available online

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is D free?

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

### Is Безопасный город АТЭКС free?

Безопасный город АТЭКС is free to download, with no in-app purchases.

### Which has better reviews, D or Безопасный город АТЭКС?

Безопасный город АТЭКС is rated higher. D averages 4.8 out of 5 from 116 ratings, while Безопасный город АТЭКС averages 5.0 from 1 ratings.

### Do D or Безопасный город АТЭКС have ads?

Neither D nor Безопасный город АТЭКС shows ads.

### Which is updated more often, D or Безопасный город АТЭКС?

D ships an update every 3 weeks, and Безопасный город АТЭКС every 4 weeks. Most recently, D was updated on October 24, 2026 and Безопасный город АТЭКС on October 24, 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.*