# ZyTools vs MASF Tool

The clearest difference is update cadence: MASF Tool at every 2 weeks against ZyTools's every 6 weeks. ZyTools's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

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

ZyTools ships an update every 6 weeks, MASF Tool every 2 weeks. The most recent releases landed on September 19, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | ZyTools | MASF Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 16 MB | 1 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Zhen Yi Chuang Xiang Technology Co. LTD](https://appshunter.io/developer/1629372828) | [Shanghai MASF Iot Technology Co., Ltd](https://appshunter.io/developer/1888108750) |

## What reviewers say

### ZyTools

[App page](https://appshunter.io/ios/app/zytools/id6498898870)

This utility app provides comprehensive tools for testing Bluetooth devices. It supports reading, writing, and notifications, allowing users to check signal strength and view basic device information. Preset command tests and detailed data logging are also included.

**Highlights:** Bluetooth device testing, Read/write support, Notification handling, Signal strength monitoring, Basic device info, Preset command tests, Data logging

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

**In-app purchases:** none


### MASF Tool

[App page](https://appshunter.io/ios/app/masf-tool/id6768856867)

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

**In-app purchases:** none


## Frequently asked questions

### Is ZyTools free?

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

### Is MASF Tool free?

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

### Do ZyTools or MASF Tool have ads?

Neither ZyTools nor MASF Tool shows ads.

### Which is updated more often, ZyTools or MASF Tool?

ZyTools ships an update every 6 weeks, and MASF Tool every 2 weeks. Most recently, ZyTools was updated on September 19, 2026 and MASF Tool on September 24, 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.*