# Herlog - Period ＆ Self Care

> Female menstrual period and self-care tracking application with predictive features. (iPhone/iPad app by Chongqing AiYouAiYou Information Technology Co., Ltd..)

- Source: https://appshunter.io/ios/app/herlog-period-self-care/id1625847907 (this page in markdown: same URL + `.md`)
- Developer: [Chongqing AiYouAiYou Information Technology Co., Ltd.](https://appshunter.io/developer/1593607636)
- Category: Utilities
- Price: Free
- Rating: 4.00/5 from 2 App Store ratings · 1 written reviews indexed
- Age rating: 12+
- Requires: iOS 14.0 · 37 MB
- Languages: English, Portuguese
- Released: 2022-06-02
- Data updated: 2026-06-10
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/herlog-period-self-care/id1625847907/reviews.md

## What is Herlog?

Herlog is a female menstrual period recording application.

Can’t remember the date of your last period? Want to know when your next period is coming? Herlog - Period Tracker＆Self Care is a simple & elegant way to view past and predict future periods and ovulation days.

# Menstrual record #
- Accurately record the information of menstrual period and predict ovulation period.

# Daily records #
- Record daily mood changes, sex life experience and other records.

# Statistical analysis #
- Category statistics, multi-perspective display and analysis.

# Bird company #
- Learn about women's health with birds.

# Subscription instructions #
- Cycle: continuous monthly plan and consecutive prepaid year.
- Price: $9.99 / month, $39.99 / year.
- Payment: the user confirms the purchase and charges it to the iTunes account after payment.
- Cancel renewal: if you do not want to continue your subscription, you can terminate your Prime subscription at anytime before the expiration date. After cancellation, you will still be able to enjoy the previous subscription service until the expiration date.
- Renewal: Apple iTunes account will be deducted within 24 hours before the expiration date. After the deduction is successful, the subscription cycle will be extended by one subscription cycle.

Privacy Policy: http://menstruation-api.aiyo88.com/Period_Privacy_Policy.html.
Terms of Service: http://menstruation-api.aiyo88.com/Services_Terms.html.

Take it easy, and good things will always come quietly.
Log period easily

## Key features

- Menstrual cycle recording
- Ovulation prediction
- Daily mood logging
- Statistical analysis of health data
- Women's health education

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/herlog-period-self-care/id1625847907/reviews.md

### 5/5 — so cute

*2022-07-06, version 1.0.2*

The App is so cute, the little bird is cute too

## Frequently asked questions about Herlog

### How does Herlog predict my next period?

Herlog analyzes your past menstrual cycle data to accurately record and predict future periods and ovulation days. It uses this information to provide personalized insights into your cycle.

### What kind of daily records can I keep in Herlog?

You can record daily mood changes, sexual life experiences, and other relevant personal health information. This helps in understanding the correlation between your lifestyle and your menstrual cycle.

### Does Herlog offer any statistical analysis?

Yes, Herlog provides category statistics and multi-perspective display and analysis of your recorded data. This allows you to gain a deeper understanding of your health patterns.

### What are the subscription options for Herlog?

Herlog offers a continuous monthly plan for $9.99/month and a consecutive prepaid year for $39.99/year. You can cancel your subscription at any time before the expiration date.

### How do I cancel my Herlog subscription?

You can terminate your subscription at any time before the expiration date through your iTunes account settings. After cancellation, you will continue to have access to subscription services until the current period ends.

### Is Herlog available on multiple devices?

Herlog is supported on iPhone, iPad, and iPod devices. This allows you to track your health across different Apple devices.

### What is the age rating for Herlog?

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

### When was Herlog last updated?

Herlog was last updated on January 13, 2023, with version 1.1.1. This suggests regular maintenance and potential feature improvements.

## Version history (last 1 release)

### 1.1.1 — 2023-01-13

In our effort to serve you better, we are constantly improving our app. In this latest version, we released:
- The pregnancy mode has been added.
- New tracking parameters: basal temperature, pregnancy and ovulation tests results!
- And instantly find out your chances of getting pregnant today.
- Minor bugs fixed.
Please leave us some feedback why you love Herlog and what you'd like to add to make it better.

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All apps by Chongqing AiYouAiYou Information Technology Co., Ltd.: https://appshunter.io/developer/1593607636

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*