# Toolbox vs Smart Metal Detector & EMF

The clearest difference is ratings volume: Toolbox at 14K against Smart Metal Detector & EMF's 270. Toolbox also leads on update cadence (every 2 weeks vs every 6 weeks) and iOS requirement (8.0 vs 16.0). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Toolbox sells 1 one-off in-app purchase and Smart Metal Detector & EMF sells 4 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Toolbox holds the better App Store score, 4.5 against 4.4. That said, the two scores are not equally well evidenced: Toolbox has 14K ratings behind it against 270, so its average is the more settled of the two. Written reviews point the same way: 63% of Toolbox's written reviews are positive against 62% of Smart Metal Detector & EMF's.

Toolbox ships an update every 2 weeks, Smart Metal Detector & EMF every 6 weeks. The most recent releases landed on November 3, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Toolbox | Smart Metal Detector & EMF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (14K ratings)](https://appshunter.io/ios/app/toolbox-smart-meter-tools/id933528345/reviews)** | [4.4 (270 ratings)](https://appshunter.io/ios/app/smart-metal-detector-and-emf/id1114708518/reviews) |
| Number of ratings | **14K** | 270 |
| Positive reviews | **63.1% of reviews** | 61.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 32 MB | 118 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SkyPaw Co., Limited](https://appshunter.io/developer/1842040687) | [ZipoApps](https://appshunter.io/developer/1671444635) |

## What reviewers say

### Toolbox

[App page](https://appshunter.io/ios/app/toolbox-smart-meter-tools/id933528345)

Transform your device into a versatile toolkit with a comprehensive suite of measuring instruments. This app offers a metronome, stopwatch, timer, ruler, level, and various sensors to assist with a wide range of tasks.

**Highlights:** Metronome, Stopwatch, Timer, Ruler, Surface Level, Barometer, Altimeter, Compass

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Upgrade | $2.99 | one-time |

**What reviewers like**

- 🚀 Useful tools
- 👍 Accurate measurements
- 🧠 Versatile functionality
- 🧰 All-in-one toolbox

**What reviewers complain about**

- 🐛 Ruler inaccurate
- 🔍 Lack of instructions
- 💰 Ads/in-app purchases
- 🔧 Certain features removed

**Reported bugs**

- App crashes on launch
- Barometer not working
- Inconsistent digital/analog readings in decibel meter

**Requested features**

- Thermometer feature
- Improved decibel meter
- Better visualization for teslameter
- Ability to use metronome with screen off


### Smart Metal Detector & EMF

[App page](https://appshunter.io/ios/app/smart-metal-detector-and-emf/id1114708518)

This tool uses your phone's magnetic sensor to detect nearby metal by measuring magnetic field strength. It alerts you with vibrations and sounds when metal is close, and can help locate hidden devices or electrical wires.

**Highlights:** Detects metal using magnetic sensor, Measures magnetic field strength (EMF), Vibration and sound alerts, Adjustable sensitivity, Locates electrical wires and pipes, Scans for hidden devices

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 week subscription | $4.99 | per 7 days |
| Weekly Access | $8.99 | per 7 days |
| Advertising free version | $0.99 | one-time |
| Forever one-time payment | $34.99 | one-time |


## Frequently asked questions

### Is Toolbox free?

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

### Is Smart Metal Detector & EMF free?

Smart Metal Detector & EMF is free to download, with in-app purchases available.

### Which has better reviews, Toolbox or Smart Metal Detector & EMF?

Toolbox is rated higher. Toolbox averages 4.5 out of 5 from 14K ratings, while Smart Metal Detector & EMF averages 4.4 from 270 ratings.

### Do Toolbox or Smart Metal Detector & EMF have ads?

Both Toolbox and Smart Metal Detector & EMF show ads.

### Which is updated more often, Toolbox or Smart Metal Detector & EMF?

Toolbox ships an update every 2 weeks, and Smart Metal Detector & EMF every 6 weeks. Most recently, Toolbox was updated on November 3, 2026 and Smart Metal Detector & EMF on November 2, 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.*