# LifeRhythm: AI Biorhythm&Moon — AI Bio & Mercury Retro Advice

> AI-powered biorhythm and celestial event tracker for personal insights. (iPhone/iPad app by Kenichi Suzuki.)

- Source: https://appshunter.io/ios/app/liferhythm-ai-biorhythm-and-moon/id6738764086 (this page in markdown: same URL + `.md`)
- Developer: [Kenichi Suzuki](https://appshunter.io/developer/1839103594)
- Category: Lifestyle, Entertainment
- Price: Free with in-app purchases
- Rating: 5.00/5 from 3 App Store ratings · 5 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 44 MB
- Languages: American English, Arabic, Danish, German (Germany), Hindi, Indonesian, Italian, Japanese, Korean, Malay and 6 more
- Released: 2024-12-02
- Data updated: 2026-08-10
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/liferhythm-ai-biorhythm-and-moon/id6738764086/reviews.md

## What is LifeRhythm?

【Check your mind and body rhythm with AI! "Life Rhythm"】

Life Rhythm visualizes your Physical, Emotional, and Intellectual biorhythms alongside moon phases and Mercury retrograde. Ever wonder, "Why do I feel a bit off today?" Use this app to reflect on your condition and find a better balance.

Choose our "Casual Advice" style for witty, humorous messages that are perfect for a quick mood boost!

Plus, experience our "Personalized AI Analysis" that combines biorhythms with celestial movements. With the "AI Compatibility" feature, you’ll have the perfect conversation starter for friends and partners!

【KEY FEATURES】

■ Personalized AI Biorhythm Analysis
Our AI integrates your biorhythms with moon phases and Mercury retrograde to create a custom-made report. Get insights tailored specifically to you.

■ AI Compatibility Checker
Analyze the chemistry between you and your friends, lovers, or colleagues. When do your rhythms align? Use it as a fun way to spark conversation!

■ Visualized Biorhythm Charts
Simply enter a birth date to see the waves of your body, mind, and intellect. You can register multiple profiles to share the fun with your favorite groups.

■ Moon Phases & Mercury Retrograde Tracker
"Does the full moon make me restless?" "Is everything going wrong because of Mercury retrograde?" Track these phenomena easily and see how they might align with your daily life.

Please Note:
While biorhythm theory was proposed by a physician in 1897, it is considered a "pseudoscience" today. Whether you believe it or not is up to you! Please enjoy this app as a fun tool, much like reading your daily horoscope.

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◆ Subscription (Auto-Renewable)
--------------------------------------------
To use the ad-free feature in the app, we offer an auto-renewable subscription plan.

・Plan name: Ad-free (Monthly plan)
・Duration: 1 month (auto-renewing)
・Price: Please check the price on your local App Store, or on the in-app purchase screen (varies by country/region).

● Auto-Renewal and Billing
・Payment will be charged to your Apple ID account at confirmation of purchase.
・Your subscription will renew automatically unless auto-renewal is turned off at least 24 hours before the end of the current period.
・When your subscription renews, the charge will be applied within 24 hours before the end of the current period.

● Manage or Cancel
After purchase, you can manage your subscription and turn off auto-renewal yourself.
On your iPhone, go to Settings > Apple ID (your username) > Subscriptions to view the timing of your next auto-renewal and manage your auto-renewal settings.

● Privacy Policy
https://k-appli.com/liferhythm/index.html#pp

● Terms of Use (EULA)
This app complies with Apple’s standard End User License Agreement (EULA).
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Key features

- Personalized AI Biorhythm Analysis
- AI Compatibility Checker
- Visualized Biorhythm Charts
- Moon Phases Tracker
- Mercury Retrograde Tracker
- Casual Advice Mode

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Premium Membership Plan | $2.99 | per month |


## Recent user reviews (5 of 5)

All indexed reviews: https://appshunter.io/ios/app/liferhythm-ai-biorhythm-and-moon/id6738764086/reviews.md

### 5/5 — 意外と使いやすい

*2025-09-24, version 3.2.0*

とても使いやすく見た目も中身もいい感じです。
これなら人に勧められます

### 5/5 — I do like it

*2025-06-25*

How can we help?

**Developer response:** Thank you for your review and high rating.

### 3/5 — 解説が英語表記……

*2025-06-10, version 3.1.0*

生理周期と月の周期を重ねて見れるアプリかないかと探していて、ドンピシャのアプリを見つけた！と思ったのですか……

肝心の解説文のところが英語表記になっていて、日本語翻訳されている部分も不自然な訳だったりして、使いにくいです。
そこさえクリアになれば課金したいんですが。。。

### 5/5 — 素晴らしい、

*2025-05-28, version 3.1.0*

とても素晴らしい

### 5/5 — 見やすい！

*2025-01-10, version 2.1.4*

同居人の分も登録でき、その人の分も見れるので、凄く助かってます！

## Frequently asked questions about LifeRhythm

### What is LifeRhythm?

LifeRhythm is an AI-powered application that visualizes your Physical, Emotional, and Intellectual biorhythms. It also tracks moon phases and Mercury retrograde, offering personalized analysis and compatibility checks.

### How does LifeRhythm's AI analysis work?

The AI integrates your personal biorhythms with celestial movements like moon phases and Mercury retrograde to generate custom reports and insights tailored to your daily condition.

### Can I check compatibility with others using LifeRhythm?

Yes, the AI Compatibility Checker feature analyzes the chemistry between you and others by comparing your rhythms, serving as a fun conversation starter.

### Does LifeRhythm have ads?

Yes, LifeRhythm contains advertisements. As a free application, it is supported by ads to provide its features to users.

### Is LifeRhythm suitable for all ages?

LifeRhythm has an age rating of 4+, making it suitable for a wide range of users. The app is intended for fun and reflection, similar to reading a daily horoscope.

### How often is LifeRhythm updated?

The latest version of LifeRhythm is 4.0.2, and it was last updated on March 11, 2026. Updates typically address new features, bug fixes, and performance improvements.

### What devices does LifeRhythm support?

LifeRhythm is available for iPhone and iPod devices. It is designed to run on Apple's mobile operating systems.

### Is biorhythm theory scientifically proven?

Biorhythm theory was proposed in 1897 and is considered a pseudoscience today. LifeRhythm is intended to be enjoyed as a fun tool for self-reflection, not as a scientifically validated system.

## Version history (last 5 releases)

### 4.5.1 — 2026-08-04

Updated AI prompts.
Updated the system environment.

### 4.4.2 — 2026-07-09

・Added an ad-free monthly subscription plan.
・Subscribe and restore from the Others screen.
・Premium members enjoy ad-free use and AI advice without watching ads.
・Emergency update to address a security issue with the AI advice feature.
・Replaced AI advice connection settings with a new secure configuration.
・If you use AI advice, please update to the latest version without delay.

### 4.3.1 — 2026-06-25

Upgraded the AI model to provide more natural advice.

### 4.2.1 — 2026-05-27

The app now supports 16 languages.

### 4.1.1 — 2026-05-14

- Optimized AI prompts to resolve existing issues.

## Apps similar to LifeRhythm

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [MyBioCycle](https://appshunter.io/ios/app/mybiocycle/id1551432328) | 4.5 (2) | Free | Lifestyle |
| [Biorhythm 365](https://appshunter.io/ios/app/biorhythm-365/id6744069467) | — | Free | Lifestyle |
| [Biorhythm Calculator Simple](https://appshunter.io/ios/app/biorhythm-calculator-simple/id1542322175) | — | Free | Lifestyle |
| [Biorhythm-365](https://appshunter.io/ios/app/biorhythm-365/id570628630) | 4.7 (3,856) | Free | Lifestyle |
| [Numerology & Biorhythm](https://appshunter.io/ios/app/numerology-and-biorhythm/id1564315932) | 4.6 (176) | Free | Lifestyle |
| [Daily Horoscope 2024 by Yodha](https://appshunter.io/ios/app/daily-horoscope-2024-by-yodha/id1147166140) | 4.8 (15,658) | Free | Lifestyle |

## More apps by Kenichi Suzuki

- [Golf Score & AI Stats – Gscore](https://appshunter.io/ios/app/golf-score-and-ai-stats-gscore/id1614348525)
- [Workout Log KINNIK: AI Advisor](https://appshunter.io/ios/app/workout-log-kinnik-ai-advisor/id1614375240)
- [Pet care diary - pet care log](https://appshunter.io/ios/app/pet-care-diary-pet-care-log/id1637520420)
- [Monemy: Household Account Book](https://appshunter.io/ios/app/monemy-household-account-book/id1658907813)
- [Snap notes! - Memoryn](https://appshunter.io/ios/app/snap-notes-memoryn/id6469943300)
- [Saving Roll: TTRPG dice roller](https://appshunter.io/ios/app/saving-roll-ttrpg-dice-roller/id6474643514)

All apps by Kenichi Suzuki: https://appshunter.io/developer/1839103594

## Related topics

[kenichi suzuki](https://appshunter.io/ios/topics/kenichi-suzuki)

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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 2026-08-10.*