# Metal Detector° vs Until Then

The clearest difference is in-app purchases: Until Then at none against Metal Detector°'s 2. Until Then also leads on ads (none vs shown) and update cadence (every 5 days vs every 6 months). Metal Detector°'s advantage is iOS requirement (15.0 vs 26.0). On price and device support there is nothing between them.

Both are free to download. Metal Detector° sells 2 in-app purchases, starting at $4.99 per month. Until Then asks for nothing beyond the download.

Metal Detector° ships an update every 6 months, Until Then every 5 days. The most recent releases landed on September 21, 2026 and August 28, 2026 respectively.

## The numbers

| Metric | Metal Detector° | Until Then |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (248 ratings)](https://appshunter.io/ios/app/metal-detector/id6450298843/reviews)** | — |
| Number of ratings | **248** | — |
| Positive reviews | 45.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 3 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Arda Sen](https://appshunter.io/developer/1670665250) | [Ron Sigall](https://appshunter.io/developer/6779651676) |

## What reviewers say

### Metal Detector°

[App page](https://appshunter.io/ios/app/metal-detector/id6450298843)

This application uses your phone's magnetic sensors to detect metallic objects hidden underground or behind walls. It features a simple interface, vibrational alerts, and a calibration function for accurate readings. Explore your surroundings and uncover hidden treasures.

**Highlights:** Detects metallic objects, Vibrational alerts, Magnetic metal detection, Simple, intuitive interface, Device calibration

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Yearly Subscription | $24.99 | per year |


### Until Then

[App page](https://appshunter.io/ios/app/until-then-event-countdowns/id6779651674)

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

**In-app purchases:** none


## Frequently asked questions

### Is Metal Detector° free?

Metal Detector° is free to download, with in-app purchases available.

### Is Until Then free?

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

### Do Metal Detector° or Until Then have ads?

Metal Detector° shows ads; Until Then does not.

### Which is updated more often, Metal Detector° or Until Then?

Metal Detector° ships an update every 6 months, and Until Then every 5 days. Most recently, Metal Detector° was updated on September 21, 2026 and Until Then on August 28, 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.*