# JY3688 vs Metrix Toolkit

The clearest difference is in-app purchases: JY3688 at none against Metrix Toolkit's 1. JY3688 also leads on iOS requirement (12.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Metrix Toolkit sells 1 one-off in-app purchase. JY3688 asks for nothing beyond the download.

## The numbers

| Metric | JY3688 | Metrix Toolkit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/metrix-toolkit/id6764204248/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Freemium |
| Size | 32 MB | 9 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [泽凯 林](https://appshunter.io/developer/1723883470) | [Joseph May](https://appshunter.io/developer/1784009526) |

## What reviewers say

### JY3688

[App page](https://appshunter.io/ios/app/jy3688/id6751108619)

**In-app purchases:** none


### Metrix Toolkit

[App page](https://appshunter.io/ios/app/metrix-toolkit/id6764204248)

Access detailed information about your device's sensors, radios, and hardware. Inspect NFC tags, scan Bluetooth devices, and test audio output. Unlock advanced features with a one-time purchase.

**Highlights:** Sensor readouts (GPS, barometer, gyroscope), NFC tag reading and writing, Bluetooth device scanning and GATT inspection, Audio output testing, LiDAR distance mapping, Network and device details

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Metrix Pro | $4.99 | one-time |


## Frequently asked questions

### Is JY3688 free?

JY3688 is free to download, with no in-app purchases.

### Is Metrix Toolkit free?

Metrix Toolkit is free to download, with in-app purchases available.

### Do JY3688 or Metrix Toolkit have ads?

Neither JY3688 nor Metrix Toolkit shows ads.

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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.*