# Mezzofy OPERATOR vs 追星手帳本

The clearest difference is in-app purchases: Mezzofy OPERATOR at none against 追星手帳本's 3. Mezzofy OPERATOR also leads on ads (none vs shown). 追星手帳本's advantage is update cadence (every 3 days vs monthly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 追星手帳本 sells 3 in-app purchases, starting at $0.99 per month. Mezzofy OPERATOR asks for nothing beyond the download.

Mezzofy OPERATOR ships an update monthly, 追星手帳本 every 3 days. The most recent releases landed on October 29, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Mezzofy OPERATOR | 追星手帳本 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 3 days** |
| Size | 44 MB | 20 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Mezzofy (Hong Kong) Limited](https://appshunter.io/developer/839623537) | [chung man tsang](https://appshunter.io/developer/6811791847) |

## What reviewers say

### Mezzofy OPERATOR

[App page](https://appshunter.io/ios/app/mezzofy-operator/id1364037627)

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

**In-app purchases:** none


### 追星手帳本

[App page](https://appshunter.io/ios/app/id6811791845)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro 月費 | $0.99 | per month |
| Pro 年費 | $6.99 | per year |
| 追星手帳 Pro（永久） | $14.99 | one-time |


## Frequently asked questions

### Is Mezzofy OPERATOR free?

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

### Is 追星手帳本 free?

追星手帳本 is free to download, with in-app purchases available.

### Do Mezzofy OPERATOR or 追星手帳本 have ads?

追星手帳本 shows ads; Mezzofy OPERATOR does not.

### Which is updated more often, Mezzofy OPERATOR or 追星手帳本?

Mezzofy OPERATOR ships an update monthly, and 追星手帳本 every 3 days. Most recently, Mezzofy OPERATOR was updated on October 29, 2026 and 追星手帳本 on October 26, 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.*