# TeslaVision EMF Detector vs MemFlow

The clearest difference is price: MemFlow at Free against TeslaVision EMF Detector's $4.99. MemFlow also leads on update cadence (daily vs every 13 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

MemFlow is free to download; TeslaVision EMF Detector costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TeslaVision EMF Detector ships an update every 13 months, MemFlow daily. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | TeslaVision EMF Detector | MemFlow |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.4 (10 ratings)](https://appshunter.io/ios/app/teslavision-emf-detector/id6469668984/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Daily** |
| Monetization | Paid | — |
| Size | 2 MB | 8 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Michael Weber](https://appshunter.io/developer/349078052) | [加康 王](https://appshunter.io/developer/1872087045) |

## What reviewers say

### TeslaVision EMF Detector

[App page](https://appshunter.io/ios/app/teslavision-emf-detector/id6469668984)

Detect, measure, and visualize ambient electromagnetic fields in real-time. This professional-grade tool offers detailed analysis, data export, and customizable settings for monitoring your electromagnetic environment.

**Highlights:** Real-time EMF measurement, 2D and 3D EMF visualization, Raw EMF data export, Customizable EMF calibration, Adjustable EMF sensitivity, Record and analyze EMF sessions

**Features:** Vision Pro support

**In-app purchases:** none


### MemFlow

[App page](https://appshunter.io/ios/app/memflow-audio-memory-vault/id6761182937)

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

**In-app purchases:** none


## Frequently asked questions

### Is TeslaVision EMF Detector free?

TeslaVision EMF Detector costs $4.99, with no in-app purchases.

### Is MemFlow free?

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

### Do TeslaVision EMF Detector or MemFlow have ads?

Neither TeslaVision EMF Detector nor MemFlow shows ads.

### Which is updated more often, TeslaVision EMF Detector or MemFlow?

TeslaVision EMF Detector ships an update every 13 months, and MemFlow daily. Most recently, TeslaVision EMF Detector was updated on November 3, 2026 and MemFlow on October 31, 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.*