# Тревожная кнопка vs DeffApp

The clearest difference is in-app purchases: Тревожная кнопка at none against DeffApp's 1. Тревожная кнопка also leads on iOS requirement (12.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. DeffApp sells 1 in-app purchase, starting at $0.99 per month. Тревожная кнопка asks for nothing beyond the download.

## The numbers

| Metric | Тревожная кнопка | DeffApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1485227803/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 10 days |
| Monetization | Free | — |
| Size | 12 MB | 66 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KRIPTO GRUPP, OOO](https://appshunter.io/developer/1465093339) | [Vitaliy Balayan](https://appshunter.io/developer/1592972448) |

## What reviewers say

### Тревожная кнопка

[App page](https://appshunter.io/ios/app/id1485227803)

This utility app allows users to quickly summon a rapid response team in emergencies. It requires a contract with a local security company to activate. Upon pressing the button, a security crew is dispatched to your location.

**Highlights:** Select local security company, Send distress signal with geolocation, Quick dial contact directory, Widget for fast access, Call countdown and cancel option

**Features:** macOS Compatibility

**In-app purchases:** none


### DeffApp

[App page](https://appshunter.io/ios/app/deffapp/id6741679635)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | per month |


## Frequently asked questions

### Is Тревожная кнопка free?

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

### Is DeffApp free?

DeffApp is free to download, with in-app purchases available.

### Do Тревожная кнопка or DeffApp have ads?

Neither Тревожная кнопка nor DeffApp shows ads.

---

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