# СІТІ vs Button

The clearest difference is in-app purchases: СІТІ at none against Button's 3. СІТІ also leads on ads (none vs shown). Button's advantage is update cadence (every 5 days vs fortnightly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Button sells 3 in-app purchases, starting at $3.49 per 7 days. СІТІ asks for nothing beyond the download.

СІТІ ships an update fortnightly, Button every 5 days. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | СІТІ | Button |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6759605321/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 5 days** |
| Size | 84 MB | 93 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [CITY APP Limited Liability Company](https://appshunter.io/developer/1879764908) | [Sentrivo OU](https://appshunter.io/developer/6781007219) |

## What reviewers say

### СІТІ

[App page](https://appshunter.io/ios/app/id6759605321)

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

**In-app purchases:** none


### Button

[App page](https://appshunter.io/ios/app/button-sos-panic-button/id6781007217)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Week | $3.49 | per 7 days |
| Month | $4.99 | per month |
| Annual | $29.99 | per year |


## Frequently asked questions

### Is СІТІ free?

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

### Is Button free?

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

### Do СІТІ or Button have ads?

Button shows ads; СІТІ does not.

### Which is updated more often, СІТІ or Button?

СІТІ ships an update fortnightly, and Button every 5 days. Most recently, СІТІ was updated on October 7, 2026 and Button on October 11, 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.*