# Krypton vs WaveBlock® EMF Meter

The clearest difference is price: WaveBlock® EMF Meter at Free against Krypton's $2.99. WaveBlock® EMF Meter also leads on update cadence (every 2 weeks vs every 10 months). Krypton's advantage is device support (4 vs 2). On rating, ratings volume, ads and in-app purchases there is nothing between them.

WaveBlock® EMF Meter is free to download; Krypton costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Krypton against 5.0 for WaveBlock® EMF Meter. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Krypton ships an update every 10 months, WaveBlock® EMF Meter every 2 weeks. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Krypton | WaveBlock® EMF Meter |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/krypton/id1529946598/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/waveblock-emf-meter/id6747926037/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 weeks** |
| Monetization | Paid | **Free** |
| Size | 110 MB | 23 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Steve Lidie](https://appshunter.io/developer/1869780159) | [WaveBlock LLC](https://appshunter.io/developer/1823438322) |

## What reviewers say

### Krypton

[App page](https://appshunter.io/ios/app/krypton/id1529946598)

Securely encrypt and protect your personal documents and folders with strong encryption. This app acts like a digital vault, keeping your sensitive files safe from unauthorized access on your devices and cloud storage.

**Highlights:** Strong encryption for documents and folders, Acts as a secure digital vault, Supports various file types (pictures, movies, PDFs, etc.), Cloud synchronization with iCloud Drive and Dropbox, Available on iOS and macOS

**Features:** Vision Pro support

**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 Krypton free?

Krypton costs $2.99, with no in-app purchases.

### Is WaveBlock® EMF Meter free?

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

### Which has better reviews, Krypton or WaveBlock® EMF Meter?

Krypton and WaveBlock® EMF Meter are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Krypton or WaveBlock® EMF Meter have ads?

Neither Krypton nor WaveBlock® EMF Meter shows ads.

### Which is updated more often, Krypton or WaveBlock® EMF Meter?

Krypton ships an update every 10 months, and WaveBlock® EMF Meter every 2 weeks. Most recently, Krypton was updated on October 9, 2026 and WaveBlock® EMF Meter on October 7, 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.*