# TeslaVision EMF Detector vs Any Formula

The clearest difference is price: Any Formula at Free against TeslaVision EMF Detector's $4.99. Any Formula also leads on rating (5.0 vs 4.4) and update cadence (monthly vs every 13 months). TeslaVision EMF Detector's advantage is in-app purchases (none vs 1) and ratings volume (10 vs 2). On ads, device support and iOS requirement there is nothing between them.

Any Formula is free to download; TeslaVision EMF Detector costs $4.99 up front. Any Formula sells 1 one-off in-app purchase. TeslaVision EMF Detector asks for nothing beyond the download.

Any Formula holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: TeslaVision EMF Detector has 10 ratings behind it against 2, so its average is the more settled of the two.

TeslaVision EMF Detector ships an update every 13 months, Any Formula monthly. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | TeslaVision EMF Detector | Any Formula |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [4.4 (10 ratings)](https://appshunter.io/ios/app/teslavision-emf-detector/id6469668984/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/any-formula/id6761690225/reviews)** |
| Number of ratings | **10** | 2 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Monthly** |
| Monetization | Paid | **Freemium** |
| Size | 2 MB | 3 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Michael Weber](https://appshunter.io/developer/349078052) | [Aihotey LLC](https://appshunter.io/developer/1890912802) |

## 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


### Any Formula

[App page](https://appshunter.io/ios/app/any-formula/id6761690225)

Access a vast library of scientific, engineering, and financial formulas for instant calculations. Features smart input validation, customizable themes, and privacy-focused data handling. Unlock all formulas and advanced sharing options with a one-time purchase.

**Highlights:** 572 scientific, engineering, financial formulas, 9 formula categories, Smart input validation, Customizable themes (Light, Dark, Auto), Favorites and history, Unit customization and auto-conversion, Privacy-focused, no tracking

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Any Formula Pro | $2.99 | one-time |


## Frequently asked questions

### Is TeslaVision EMF Detector free?

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

### Is Any Formula free?

Any Formula is free to download, with in-app purchases available.

### Which has better reviews, TeslaVision EMF Detector or Any Formula?

Any Formula is rated higher. TeslaVision EMF Detector averages 4.4 out of 5 from 10 ratings, while Any Formula averages 5.0 from 2 ratings.

### Do TeslaVision EMF Detector or Any Formula have ads?

Neither TeslaVision EMF Detector nor Any Formula shows ads.

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

TeslaVision EMF Detector ships an update every 13 months, and Any Formula monthly. Most recently, TeslaVision EMF Detector was updated on October 24, 2026 and Any Formula on October 14, 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.*