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Hertz. - An anxiety treatment.

Hertz. - An anxiety treatment.

Put yourself at ease.

0 ratings
1 review
💪 Health & Fitness
🏥 Medical
$5.99

Details

  • Released
  • Updated

Developer

CSDRED AB
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Hertz. - An anxiety treatment. screenshot #1 for Apple Watch
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About

This app guides you through a breathing exercise to stimulate your vagus nerve and reduce anxiety. It uses biofeedback, adjusting to your heart rate variability, to help you gain conscious control over your anxiety levels. HealthKit integration provides real physiological data for feedback.

✓Vagus nerve stimulation coaching
✓Biofeedback for anxiety control
✓Focused breathing exercises
✓Heart rate variability integration
✓Optional HealthKit data usage
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What's New in Hertz.

1.3

May 16, 2025

- Minor fixes

User reviews

Most RecentHighest RatedLowest Rated

Lise

Hello
I love the concept of the watch app
But it seems to get caught up halfway around and the screen dims. Then it jumps ahead
Hopefully you can fix as I think it is the only app like it
I only found it by accident
I’m using a watch 8 on 9.3.1
Thank you
khatru75khatru75

Developer apps

Hertz-lite. Anxiety relief.
Hertz-lite. Anxiety relief.

A simplified version of Hertz.

💪 Health & Fitness

(1)

Free
See developer apps

FAQ

What is Hertz. used for?

Hertz. is designed to help users reduce anxiety by coaching them through a focused breathing exercise that stimulates the vagus nerve. It provides biofeedback to increase conscious control over anxiety states.

How does Hertz. provide biofeedback?

The app uses a visual cue (a red dot sweeping a dial) that adjusts its speed based on your heart rate variability. This feedback helps you learn to consciously control your anxiety levels.

Does Hertz. require HealthKit access?

No, HealthKit access is optional. If you decline to share data, Hertz. will function with emulated feedback. However, using HealthKit provides real physiological data for more accurate biofeedback.

What devices does Hertz. support?

Hertz. is available on Apple Watch, iPhone, and iPod. This allows for convenient use across multiple Apple devices.

How much does Hertz. cost?

Hertz. is a paid application with a one-time purchase price of $5.99. There are no subscription fees or in-app purchases.

What is the age rating for Hertz.?

Hertz. has an age rating of 12+. This indicates it is suitable for users aged 12 and older.

When was Hertz. last updated?

The latest version of Hertz. is 1.3, which was last updated on May 16, 2025. This suggests regular updates to improve the application.

Does Hertz. have ads?

No, Hertz. does not contain advertisements. As a paid application, it offers an ad-free experience for users.