# dTector vs MeterWorks Teslameter

The clearest difference is ads: MeterWorks Teslameter at none against dTector's shown. MeterWorks Teslameter also leads on update cadence (every 3 weeks vs every 6 weeks). dTector's advantage is device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. dTector sells 1 one-off in-app purchase and MeterWorks Teslameter sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

dTector ships an update every 6 weeks, MeterWorks Teslameter every 3 weeks. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | dTector | MeterWorks Teslameter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (7 ratings)](https://appshunter.io/ios/app/dtector-metal-detector-ar/id910643165/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 7 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Immaginet Srl](https://appshunter.io/developer/545184631) | [Emil Deak](https://appshunter.io/developer/1883312248) |

## What reviewers say

### dTector

[App page](https://appshunter.io/ios/app/dtector-metal-detector-ar/id910643165)

This utility app transforms your iPhone into a magnetic field detector using its built-in magnetometer. It visualizes magnetic fields in 3D augmented reality, highlighting areas of strong magnetic flux. Useful for detecting ferromagnetic metals and understanding magnetic environments.

**Highlights:** Live magnetometer readout (µT and mG), Ferromagnetic metal detection, AR 3D field mapping, Sonar feedback (sound and haptics), Directional guidance, Session logging and PLY export, Apple Watch companion

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| dTector PRO | $4.99 | one-time |


### MeterWorks Teslameter

[App page](https://appshunter.io/ios/app/meterworks-teslameter/id6779752009)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MeterWorks Pro | $7.99 | one-time |


## Frequently asked questions

### Is dTector free?

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

### Is MeterWorks Teslameter free?

MeterWorks Teslameter is free to download, with in-app purchases available.

### Do dTector or MeterWorks Teslameter have ads?

dTector shows ads; MeterWorks Teslameter does not.

### Which is updated more often, dTector or MeterWorks Teslameter?

dTector ships an update every 6 weeks, and MeterWorks Teslameter every 3 weeks. Most recently, dTector was updated on November 2, 2026 and MeterWorks Teslameter 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.*