# 寿命カウントダウン日記｜人生時計 vs Lastgrain

The clearest difference is in-app purchases: Lastgrain at none against 寿命カウントダウン日記｜人生時計's 2. 寿命カウントダウン日記｜人生時計's advantage is iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 寿命カウントダウン日記｜人生時計 sells 2 in-app purchases, starting at $3.99 per month. Lastgrain asks for nothing beyond the download.

寿命カウントダウン日記｜人生時計 ships an update every 3 weeks, Lastgrain monthly. The most recent releases landed on September 19, 2026 and August 31, 2026 respectively.

## The numbers

| Metric | 寿命カウントダウン日記｜人生時計 | Lastgrain |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Freemium | — |
| Size | 90 MB | 25 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KENGO MURATA](https://appshunter.io/developer/1884230582) | [Takafumi Kawano](https://appshunter.io/developer/1895140586) |

## What reviewers say

### 寿命カウントダウン日記｜人生時計

[App page](https://appshunter.io/ios/app/pivotlog/id6760384852)

This app helps you visualize your remaining lifespan and reflect on your day through guided journaling and AI insights. It encourages you to make the most of your time and find fulfillment in your daily choices. Features include countdowns, daily reflections, and personalized AI summaries.

**Highlights:** Lifespan countdown visualization, Guided daily reflection journal, AI-powered insights and summaries, Home screen widgets, Daily habit reminders, Dark mode support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PivotLog プレミアム | $3.99 | per month |
| PivotLog プレミアム | $29.99 | per year |


### Lastgrain

[App page](https://appshunter.io/ios/app/lastgrain-life-timer/id6763055021)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 寿命カウントダウン日記｜人生時計 free?

寿命カウントダウン日記｜人生時計 is free to download, with in-app purchases available.

### Is Lastgrain free?

Lastgrain is free to download, with no in-app purchases.

### Do 寿命カウントダウン日記｜人生時計 or Lastgrain have ads?

Neither 寿命カウントダウン日記｜人生時計 nor Lastgrain shows ads.

### Which is updated more often, 寿命カウントダウン日記｜人生時計 or Lastgrain?

寿命カウントダウン日記｜人生時計 ships an update every 3 weeks, and Lastgrain monthly. Most recently, 寿命カウントダウン日記｜人生時計 was updated on September 19, 2026 and Lastgrain on August 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*