# JDay vs Subster 訂閱倉鼠

The clearest difference is update cadence: Subster 訂閱倉鼠 at every 5 days against JDay's every 7 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

JDay ships an update every 7 months, Subster 訂閱倉鼠 every 5 days. The most recent releases landed on October 13, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | JDay | Subster 訂閱倉鼠 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 days** |
| Size | 40 MB | 59 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Development17](https://appshunter.io/developer/1798461664) | [CHAO SHENG HUANG](https://appshunter.io/developer/1802563157) |

## What reviewers say

### JDay

[App page](https://appshunter.io/ios/app/jday/id6751944488)

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

**In-app purchases:** none


### Subster 訂閱倉鼠

[App page](https://appshunter.io/ios/app/subster/id6759539952)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JDay free?

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

### Is Subster 訂閱倉鼠 free?

Subster 訂閱倉鼠 is free to download, with no in-app purchases.

### Do JDay or Subster 訂閱倉鼠 have ads?

Neither JDay nor Subster 訂閱倉鼠 shows ads.

### Which is updated more often, JDay or Subster 訂閱倉鼠?

JDay ships an update every 7 months, and Subster 訂閱倉鼠 every 5 days. Most recently, JDay was updated on October 13, 2026 and Subster 訂閱倉鼠 on October 18, 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.*