# MKScannerPro vs Relativity

MKScannerPro and Relativity are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | MKScannerPro | Relativity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/mkscannerpro/id1584592633/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 50 MB | 6 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Moko Technology Ltd](https://appshunter.io/developer/1242868347) | [TAG-N-TRAC Inc](https://appshunter.io/developer/1531666421) |

## What reviewers say

### MKScannerPro

[App page](https://appshunter.io/ios/app/mkscannerpro/id1584592633)

Configure MOKO BLE to WIFI gateway devices to connect to MQTT servers, AWS IoT, or Aliyun IoT. Once connected, the gateway scans for beacon advertising data and uploads it to your server.

**Highlights:** Configure BLE to WiFi gateways, Connect to MQTT servers, Support for AWS IoT, Support for Aliyun IoT, Scan beacon advertising data, Upload data to server

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

**In-app purchases:** none


### Relativity

[App page](https://appshunter.io/ios/app/relativity-tag-n-trac/id6748115560)

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

**In-app purchases:** none


## Frequently asked questions

### Is MKScannerPro free?

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

### Is Relativity free?

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

### Do MKScannerPro or Relativity have ads?

Neither MKScannerPro nor Relativity shows ads.

### Which is updated more often, MKScannerPro or Relativity?

MKScannerPro ships an update every 2 months, and Relativity every 2 months. Most recently, MKScannerPro was updated on October 24, 2026 and Relativity on October 28, 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.*