# F3监控 vs AD Tool

The clearest difference is update cadence: AD Tool at every 4 weeks against F3监控's every 2 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.

F3监控 ships an update every 2 months, AD Tool every 4 weeks. The most recent releases landed on September 14, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | F3监控 | AD Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Size | 152 MB | 82 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [雷 于](https://appshunter.io/developer/1059622883) | [锦欢 林](https://appshunter.io/developer/1467148377) |

## What reviewers say

### F3监控

[App page](https://appshunter.io/ios/app/f3/id1442032000)

**Features:** macOS Compatibility

**In-app purchases:** none


### AD Tool

[App page](https://appshunter.io/ios/app/ad-tool/id6502345246)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is F3监控 free?

F3监控 is free to download, with no in-app purchases.

### Is AD Tool free?

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

### Do F3监控 or AD Tool have ads?

Neither F3监控 nor AD Tool shows ads.

### Which is updated more often, F3监控 or AD Tool?

F3监控 ships an update every 2 months, and AD Tool every 4 weeks. Most recently, F3监控 was updated on September 14, 2026 and AD Tool on September 8, 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.*