# Toolbox vs DIY Metal Detector (Au,Ag,Fe)

The clearest difference is rating: Toolbox at 4.5 against DIY Metal Detector (Au,Ag,Fe)'s 3.8. Toolbox also leads on update cadence (every 2 weeks vs every 6 months) and ratings volume (14K vs 26). DIY Metal Detector (Au,Ag,Fe)'s advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Toolbox sells 1 one-off in-app purchase and DIY Metal Detector (Au,Ag,Fe) sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Toolbox holds the better App Store score, 4.5 against 3.8. That said, the two scores are not equally well evidenced: Toolbox has 14K ratings behind it against 26, 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 50% of DIY Metal Detector (Au,Ag,Fe)'s.

Toolbox ships an update every 2 weeks, DIY Metal Detector (Au,Ag,Fe) every 6 months. The most recent releases landed on November 10, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Toolbox | DIY Metal Detector (Au,Ag,Fe) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (14K ratings)](https://appshunter.io/ios/app/toolbox-smart-meter-tools/id933528345/reviews)** | [3.8 (26 ratings)](https://appshunter.io/ios/app/diy-metal-detector-auagfe/id1404284012/reviews) |
| Number of ratings | **14K** | 26 |
| Positive reviews | **63.1% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 6 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 32 MB | 24 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SkyPaw Co., Limited](https://appshunter.io/developer/1842040687) | [Dmitriy Kharutskiy](https://appshunter.io/developer/817385891) |

## 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


### DIY Metal Detector (Au,Ag,Fe)

[App page](https://appshunter.io/ios/app/diy-metal-detector-auagfe/id1404284012)

This app connects simple DIY metal detector circuits to your iPhone via the headphone jack. It allows you to build your own detector to find ferrous and non-ferrous metals, including gold and silver, with basic discrimination capabilities. The app helps stabilize circuit parameters for accurate readings.

**Highlights:** Connects to DIY metal detector circuits, Detects ferrous and non-ferrous metals, Discrimination between metal types, Simple circuit schematics included, Adjusts for temperature and coil changes, Frequency range 3-14 kHz

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The sensitivity of MD1 | $1.99 | one-time |
| The sensitivity of MD2 | $1.99 | one-time |


## Frequently asked questions

### Is Toolbox free?

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

### Is DIY Metal Detector (Au,Ag,Fe) free?

DIY Metal Detector (Au,Ag,Fe) is free to download, with in-app purchases available.

### Which has better reviews, Toolbox or DIY Metal Detector (Au,Ag,Fe)?

Toolbox is rated higher. Toolbox averages 4.5 out of 5 from 14K ratings, while DIY Metal Detector (Au,Ag,Fe) averages 3.8 from 26 ratings.

### Do Toolbox or DIY Metal Detector (Au,Ag,Fe) have ads?

Toolbox shows ads; DIY Metal Detector (Au,Ag,Fe) does not.

### Which is updated more often, Toolbox or DIY Metal Detector (Au,Ag,Fe)?

Toolbox ships an update every 2 weeks, and DIY Metal Detector (Au,Ag,Fe) every 6 months. Most recently, Toolbox was updated on November 10, 2026 and DIY Metal Detector (Au,Ag,Fe) on November 6, 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.*