# Trace Life vs 卡记Kaji

The clearest difference is iOS requirement: Trace Life at 15.0 against 卡记Kaji's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Trace Life sells 3 in-app purchases, starting at $0.99 per month and 卡记Kaji sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on October 2, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Trace Life | 卡记Kaji |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/trace-life/id6572304301/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | Every 5 days |
| Monetization | Free with in-app purchases | — |
| Size | 33 MB | 8 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [永强 李](https://appshunter.io/developer/1629439485) | [Beijing Ruhong Technology Co., Ltd.](https://appshunter.io/developer/1882230342) |

## What reviewers say

### Trace Life

[App page](https://appshunter.io/ios/app/trace-life/id6572304301)

A secure and user-friendly diary and note-taking app. It offers a visual timeline, photo integration, customizable tags, and cloud storage for your memories. Enjoy full privacy control and seamless iCloud backup.

**Highlights:** Secure encrypted transmission, Cloud storage, Visual timeline, Photo integration, Customizable tags, iCloud integration, Privacy controls

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Annual Subscription | $3.99 | per year |
| Lifetime Plus | $19.99 | one-time |


### 卡记Kaji

[App page](https://appshunter.io/ios/app/kaji/id6776541780)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kaji Pro | $0.99 | per month |
| Kaji lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Trace Life free?

Trace Life is free to download, with in-app purchases available.

### Is 卡记Kaji free?

卡记Kaji is free to download, with in-app purchases available.

### Do Trace Life or 卡记Kaji have ads?

Neither Trace Life nor 卡记Kaji shows ads.

### Which is updated more often, Trace Life or 卡记Kaji?

Trace Life ships an update every 5 days, and 卡记Kaji every 5 days. Most recently, Trace Life was updated on October 2, 2026 and 卡记Kaji on September 28, 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.*