# Time Machine vs 余生倒数

The clearest difference is in-app purchases: 余生倒数 at none against Time Machine's 2. 余生倒数 also leads on ads (none vs shown) and iOS requirement (11.0 vs 15.0). Time Machine's advantage is update cadence (fortnightly vs every 6 months). On price and device support there is nothing between them.

Both are free to download. Time Machine sells 2 in-app purchases, starting at $0.49 per month. 余生倒数 asks for nothing beyond the download.

Time Machine ships an update fortnightly, 余生倒数 every 6 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Time Machine | 余生倒数 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (11 ratings)](https://appshunter.io/ios/app/time-machine-life-clock/id1502507360/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 6 months |
| Monetization | Free with in-app purchases | — |
| Size | 71 MB | 39 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [红升 孙](https://appshunter.io/developer/1502418960) | [庭锋 叶](https://appshunter.io/developer/1604375751) |

## What reviewers say

### Time Machine

[App page](https://appshunter.io/ios/app/time-machine-life-clock/id1502507360)

Visualize your life's timeline and track important dates. This app helps you see how much time has passed, count down to future events, and preserve memories with photos and messages. It also allows you to create time capsules for your future self.

**Highlights:** Visualize time lived, Track week, month, and year progress, Countdown to future events, Save memories with photos and text, Create time capsules for future self

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 时间机器1月高级会员 | $0.49 | per month |
| 时间机器1年高级会员 | $5.99 | per year |


### 余生倒数

[App page](https://appshunter.io/ios/app/id1611678097)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Time Machine free?

Time Machine is free to download, with in-app purchases available.

### Is 余生倒数 free?

余生倒数 is free to download, with no in-app purchases.

### Do Time Machine or 余生倒数 have ads?

Time Machine shows ads; 余生倒数 does not.

### Which is updated more often, Time Machine or 余生倒数?

Time Machine ships an update fortnightly, and 余生倒数 every 6 months. Most recently, Time Machine was updated on November 3, 2026 and 余生倒数 on November 3, 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.*