# MobileDetect vs SD

MobileDetect and SD are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MobileDetect ships an update every 5 weeks, SD every 3 weeks. The most recent releases landed on August 14, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | MobileDetect | SD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (25 ratings)](https://appshunter.io/ios/app/mobiledetect/id1088331100/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 81.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 206 MB | 10 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [DetectaChem, LLC](https://appshunter.io/developer/1088331099) | [Applied Concepts Incorporated](https://appshunter.io/developer/1439604257) |

## What reviewers say

### MobileDetect

[App page](https://appshunter.io/ios/app/mobiledetect/id1088331100)

This app transforms your smartphone into a presumptive drug detection tool using specialized test pouches. It offers automated results in seconds for a wide range of substances, with features for report creation and sharing.

**Highlights:** Automated drug detection, Detects multiple substances, Non-visible residue testing, Test reports with GPS and images, Instant report sharing, Tutorial mode and training videos

**Features:** Vision Pro support

**In-app purchases:** none


### SD

[App page](https://appshunter.io/ios/app/sdtdc-2/id6462012351)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MobileDetect free?

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

### Is SD free?

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

### Do MobileDetect or SD have ads?

Neither MobileDetect nor SD shows ads.

### Which is updated more often, MobileDetect or SD?

MobileDetect ships an update every 5 weeks, and SD every 3 weeks. Most recently, MobileDetect was updated on August 14, 2026 and SD on September 23, 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.*