Free

Details

Released
July 14, 2026
Updated
September 12, 2026

Features

Usay screenshot #1 for iPhone
Usay screenshot #2 for iPhone
Usay screenshot #3 for iPhone
Usay screenshot #4 for iPhone
Usay screenshot #5 for iPhone
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About

This app offers a silent companion for self-reflection, tracking emotional states, mental fluctuations, and energy rhythms. It uses advanced physiological sensing to help manage stress, improve sleep, and monitor energy levels, blending seamlessly into daily life.

✓Emotional state observation
✓Mental fluctuation tracking
✓Energy rhythm monitoring
✓Stress management
✓Sleep improvement
✓Physiological sensing
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What's New in Usay

1.2.2

September 12, 2026

We’ve made improvements to enhance the overall user experience, fixed known issues, and improved app stability and performance.

User reviews

Obsessed!

Super smooth experience and actually saves me time.👍

FAQ

What is Usay used for?

Usay is designed to help you observe your emotional states, mental fluctuations, and energy rhythms. It provides gentle guidance to manage stress, improve sleep, and track your energy levels without interruption.

Is Usay a medical device?

No, Usay is a consumer wellness wearable device and is not intended for medical diagnosis, treatment, or prevention. Heart rate, sleep, and stress data are for daily reference only.

What devices does Usay support?

Usay is currently supported on iPhone and iPod devices.

How accurate is Usay's data?

The app utilizes advanced physiological sensing. However, all collected data, including heart rate, sleep, and stress, is for daily reference and should not be used for medical decisions.

When was Usay last updated?

Usay was last updated on July 27, 2026, with version 1.2.

What is the age rating for Usay?

Usay has an age rating of 17+.

Does Usay have ads?

No, Usay does not contain advertisements.

Can I consult a doctor based on Usay's data?

It is always recommended to consult a qualified medical professional before making any medical decisions, as Usay's data is for personal reference only.