# SOSホイッスル vs Anywhen

The clearest difference is iOS requirement: SOSホイッスル at 8.0 against Anywhen's 14.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | SOSホイッスル | Anywhen |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Monetization | Free | — |
| Size | 19 MB | 29 MB |
| Requires iOS | **8.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ComNetSystem](https://appshunter.io/developer/697816110) | [Ori Iscovici](https://appshunter.io/developer/1872148026) |

## What reviewers say

### SOSホイッスル

[App page](https://appshunter.io/ios/app/sos/id1301828783)

This utility app produces a loud whistle sound and a blinking light when a button is pressed, designed to help users signal for help in emergencies. It offers customizable modes for both the whistle and light functions.

**Highlights:** Whistle sound on button press, Blinking light on button press, Adjustable whistle modes, Adjustable light modes, Emergency signaling tool

**Features:** macOS Compatibility

**In-app purchases:** none


### Anywhen

[App page](https://appshunter.io/ios/app/anywhen-time-calculator/id6806212476)

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

**In-app purchases:** none


## Frequently asked questions

### Is SOSホイッスル free?

SOSホイッスル is free to download, with no in-app purchases.

### Is Anywhen free?

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

### Do SOSホイッスル or Anywhen have ads?

Neither SOSホイッスル nor Anywhen shows ads.

---

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