# Contour Detection vs SMB Server

The clearest difference is ads: SMB Server at none against Contour Detection's shown. SMB Server also leads on iOS requirement (15.6 vs 17.7.2). On price, update cadence, in-app purchases and device support there is nothing between them.

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

Contour Detection ships an update fortnightly, SMB Server every 3 weeks. The most recent releases landed on September 30, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Contour Detection | SMB Server |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 36 MB | 1 MB |
| Requires iOS | 17.7.2 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [Maiji Saito](https://appshunter.io/developer/671719488) |

## What reviewers say

### Contour Detection

[App page](https://appshunter.io/ios/app/contour-detection/id6511213082)

**Features:** macOS Compatibility

**In-app purchases:** none


### SMB Server

[App page](https://appshunter.io/ios/app/smb-server/id6759603930)

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

**In-app purchases:** none


## Frequently asked questions

### Is Contour Detection free?

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

### Is SMB Server free?

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

### Do Contour Detection or SMB Server have ads?

Contour Detection shows ads; SMB Server does not.

### Which is updated more often, Contour Detection or SMB Server?

Contour Detection ships an update fortnightly, and SMB Server every 3 weeks. Most recently, Contour Detection was updated on September 30, 2026 and SMB Server on October 10, 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.*