# Ejack - Men's Log - — Know Your Rhythm.

> Know Your Rhythm. (iPhone/iPad app by Yota Yamashita.)

- Source: https://appshunter.io/ios/app/ejack-mens-log/id6773813750 (this page in markdown: same URL + `.md`)
- Developer: [Yota Yamashita](https://appshunter.io/developer/1884182732)
- Category: Health & Fitness, Lifestyle
- Price: Free with in-app purchases
- Age rating: 12+
- Requires: iOS 15.1 · 42 MB
- Languages: American English
- Released: 2026-06-16
- Data updated: 2026-09-12
- User reviews in markdown: https://appshunter.io/ios/app/ejack-mens-log/id6773813750/reviews.md

## What is Ejack?

Ejack is a tracking and analytics app for self-aware men who take their personal management seriously.

By logging daily habits and visualizing them as data, you can objectively understand your own patterns. Data-driven self-awareness is the first step toward better lifestyle habits.

[Key Features]

■ Easy Logging
One tap to record. No complicated input required. Simple enough to make it a daily habit.

■ Data Analytics
View your recorded data as graphs and statistics. Track trends by week, month, or year to understand your personal rhythm.

■ Privacy Protection
All records are stored locally on your device. Nothing is sent externally. Use with complete peace of mind.

[Recommended For]
・Those working on self-management and self-improvement
・Those who want to track health and lifestyle habits with numbers
・Those looking for a simple, easy-to-continue app
・Those who want to objectively understand their own condition

Know yourself by recording. Start data-driven self-management with Ejack.

Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Monthly Plan | $2.99 | per month |
| Yearly Plan | $29.99 | per year |



## Version history (last 1 release)

### 1.0 — 2026-06-17

No release notes.

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## More apps by Yota Yamashita

- [Measure. - 架電計測 -](https://appshunter.io/ios/app/measure/id6760374423)
- [Mikomi. - 営業見込み管理 -](https://appshunter.io/ios/app/mikomi/id6785597733)

All apps by Yota Yamashita: https://appshunter.io/developer/1884182732

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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 2026-09-12.*