# 时间书 vs 存甜罐

The clearest difference is iOS requirement: 存甜罐 at 9.0 against 时间书's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 时间书 sells 4 one-off in-app purchases and 存甜罐 sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

时间书 ships an update monthly, 存甜罐 every 4 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 时间书 | 存甜罐 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/id6737684824/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 weeks** |
| Size | 33 MB | 121 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [和柳 郑](https://appshunter.io/developer/1664971686) | [合肥美美云科技有限公司](https://appshunter.io/developer/1758732435) |

## What reviewers say

### 时间书

[App page](https://appshunter.io/ios/app/id6448215756)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 时间书月会员 | $0.99 | one-time |
| 时间书标签配额 | $0.99 | one-time |
| 时间书年度会员 | $6.99 | one-time |
| 时间书三年会员 | $14.99 | one-time |


### 存甜罐

[App page](https://appshunter.io/ios/app/id6737684824)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 存甜罐年会员 | $4.99 | one-time |
| 存甜罐终身会员 | $9.99 | one-time |


## Frequently asked questions

### Is 时间书 free?

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

### Is 存甜罐 free?

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

### Do 时间书 or 存甜罐 have ads?

Neither 时间书 nor 存甜罐 shows ads.

### Which is updated more often, 时间书 or 存甜罐?

时间书 ships an update monthly, and 存甜罐 every 4 weeks. Most recently, 时间书 was updated on November 3, 2026 and 存甜罐 on October 30, 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.*