# 小印迹 vs Keepstone

The clearest difference is update cadence: Keepstone at every 6 days against 小印迹's monthly. 小印迹's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 小印迹 sells 3 one-off in-app purchases and Keepstone sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

小印迹 ships an update monthly, Keepstone every 6 days. The most recent releases landed on September 11, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 小印迹 | Keepstone |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 6 days** |
| Size | 60 MB | 18 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [家乐 陈](https://appshunter.io/developer/1497445970) | [Pablo Silva](https://appshunter.io/developer/1876877015) |

## What reviewers say

### 小印迹

[App page](https://appshunter.io/ios/app/and-and/id6478001661)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $0.99 | one-time |
| 年度会员 | $3.99 | one-time |
| 长期会员 | $17.99 | one-time |


### Keepstone

[App page](https://appshunter.io/ios/app/keepstone-time-capsule-diary/id6759112157)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Keepstone Supporter | $0.99 | one-time |


## Frequently asked questions

### Is 小印迹 free?

小印迹 is free to download, with in-app purchases available.

### Is Keepstone free?

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

### Do 小印迹 or Keepstone have ads?

Neither 小印迹 nor Keepstone shows ads.

### Which is updated more often, 小印迹 or Keepstone?

小印迹 ships an update monthly, and Keepstone every 6 days. Most recently, 小印迹 was updated on September 11, 2026 and Keepstone on September 22, 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.*