# Major Tech Imager vs WaveBlock® EMF Meter

The clearest difference is iOS requirement: Major Tech Imager at 13.0 against WaveBlock® EMF Meter's 15.1. On price, update cadence, 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.

Major Tech Imager ships an update fortnightly, WaveBlock® EMF Meter every 2 weeks. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Major Tech Imager | WaveBlock® EMF Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/waveblock-emf-meter/id6747926037/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 17 MB | 23 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Major Tech](https://appshunter.io/developer/1612613772) | [WaveBlock LLC](https://appshunter.io/developer/1823438322) |

## What reviewers say

### Major Tech Imager

[App page](https://appshunter.io/ios/app/major-tech-imager-x/id6476639670)

**Features:** macOS Compatibility

**In-app purchases:** none


### WaveBlock® EMF Meter

[App page](https://appshunter.io/ios/app/waveblock-emf-meter/id6747926037)

This application transforms your phone into an EMF detector, allowing you to measure electromagnetic field levels in real-time. It helps identify potential radiation sources and understand your exposure from electronic devices and power lines.

**Highlights:** Real-time EMF detection, Accurate measurement with device sensors, Color-coded EMF zone indicators, EMF history log, Identify EMF hotspots, Create safer environments

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Major Tech Imager free?

Major Tech Imager is free to download, with no in-app purchases.

### Is WaveBlock® EMF Meter free?

WaveBlock® EMF Meter is free to download, with no in-app purchases.

### Do Major Tech Imager or WaveBlock® EMF Meter have ads?

Neither Major Tech Imager nor WaveBlock® EMF Meter shows ads.

### Which is updated more often, Major Tech Imager or WaveBlock® EMF Meter?

Major Tech Imager ships an update fortnightly, and WaveBlock® EMF Meter every 2 weeks. Most recently, Major Tech Imager was updated on October 25, 2026 and WaveBlock® EMF Meter 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.*