Lifesign ライフサイン|ひとり暮らし向け見守りアプリ

Content rating
Everyone
50+
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Content rating
Everyone
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About this app

Lifesign is a monitoring app designed for people living alone.

It monitors daily activities based on smartphone usage and sends an email notification to a pre-registered contact if the phone is not unlocked for 24 hours.

No dedicated device is required. You can start monitoring using your regular Android smartphone.

Because it utilizes your smartphone's unlock history, no special operations are necessary. After initial setup, simply use your smartphone as usual.

[Main Features]

・Sends an email to a designated contact if the phone is not unlocked for 24 hours.

・No dedicated monitoring device is required.

・You can register trusted individuals such as family, friends, or partners as contacts.

・After initial setup, simply use your smartphone as usual.

[Recommended for:]

・People living alone

・People who want to monitor loved ones living far away

・People who want to monitor each other with friends or partners

・People who want to start monitoring without using dedicated devices

[Pricing]

Available for ¥500 per month.

A free trial is available for first-time users. For details regarding the free trial period, renewal date, and cancellation method, please check the purchase screen on Google Play.

[Regarding Use]

Lifesign is a monitoring support service that provides notifications based on smartphone unlock history.

This app does not guarantee safety and is not a substitute for medical, nursing care, or emergency call services.

Notifications may be delayed or not sent due to the device being powered off, communication environment, OS limitations, etc.
A monitoring app designed for people living alone. It monitors daily activities based on smartphone usage.
Updated on
Aug 19, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Personal info, App activity, and Device or other IDs
  • Data is encrypted in transit
Content rating
Everyone
Learn more

App support

About the developer
LIFESIGNS LIMITED LIABILITY COMPANY
support@lifesigns.jp
4-18-15, TAISHIDO MAGASINN SANGENJAYA 2-3F.-3 SETAGAYA-KU, 東京都 154-0004 Japan
+81 50-1724-2010