Send SOS vs SOSホイッスル
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Send SOS
Instantly share your precise location with a chosen contact in emergencies. This straightforward utility allows for quick and easy distress messaging with vital coordinates.
- Emergency messaging
- Current coordinate sharing
- Simple interface
- One-tap sending
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Simple and easy: send an emergency message with your current coordinates to a recipient.
SOSホイッスル
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.
- Whistle sound on button press
- Blinking light on button press
- Adjustable whistle modes
- Adjustable light modes
- Emergency signaling tool
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SOS Whistle [Function] ・Whistle feature The whistle sound is played when pressed. stop if you press the button again. [How] When you start the application of SOS Whistle Whistle sound when a button is pressed so Will play. If you stop playing again If the stop button. You can write function is selected by pressing the MENU button on the terminal. When you press the button, the light function Continue to blink. To turn off the light, press the button again to turn off the light. In addition, it is possible to switch the mode of each function from the setting in the application. The whistle can switch to the mode in which the sound is played only while the button is being pressed, and the light can be switched to the lighting mode only while the button is pressed down. Yobuko whistle whistle both adults and children for a disaster The disaster site and rescue / security woes Ask for help when a disaster and nobody even noticed Moraezu out loud Rather than be exhausting. Please ask for your help to rescue workers and nearby people with this app. ◆ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ ◆ I feel we have created this application is required under the East earthquake. The earthquake in the East who are the victims We sincerely condolences. ◆ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ ◆ The SOS whistle app, Please note that it does not guarantee the safety of the user. Produce by Garage High Five
Screenshots
Verdict
The clearest difference is update cadence: SOSホイッスル at every 5 days against Send SOS's every 7 months. SOSホイッスル also leads on review sentiment (67% vs 50%) and iOS requirement (8.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Send SOS ships an update every 7 months, SOSホイッスル every 5 days. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.
| Parameter | Send SOS | SOSホイッスル |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 50.0% of reviews | 66.7% of reviews — better |
| Number of ratings | 1 — better | — |
| Update frequency | Every 7 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 8.0 — better |
| Further details — not scored | ||
| Size | 0 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Christian Rusche | ComNetSystem |
Customer experience
Send SOS
SOSホイッスル
In-app purchases
Send SOS
No in-app purchases
SOSホイッスル
No in-app purchases
Questions
Is Send SOS free?
Is SOSホイッスル free?
Do Send SOS or SOSホイッスル have ads?
Which is updated more often, Send SOS or SOSホイッスル?
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