# SM Signal vs iDOCK

The clearest difference is update cadence: iDOCK at every 2 weeks against SM Signal's every 11 months. SM Signal's advantage is iOS requirement (8.0 vs 13.0). On price, ads, 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.

SM Signal ships an update every 11 months, iDOCK every 2 weeks. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SM Signal | iDOCK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/idock/id1584921111/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 5 MB | 116 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Foshan Sanmak Lighting](https://appshunter.io/developer/1276059187) | [BITSTAR DIGITAL TECHNOLOGY (DALIAN) CO., LTD.](https://appshunter.io/developer/1584921113) |

## What reviewers say

### SM Signal

[App page](https://appshunter.io/ios/app/sm-signal/id1260416403)

**Features:** macOS Compatibility

**In-app purchases:** none


### iDOCK

[App page](https://appshunter.io/ios/app/idock/id1584921111)

This app provides a digital kit for ship owners and managers to streamline drydocking repairs. It offers an intelligent platform designed to simplify and organize the repair process for maritime vessels.

**Highlights:** Digital Online Convenient Kit, Ship drydocking repair management, Platform for ship owners/managers, Streamlines repair processes

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

**In-app purchases:** none


## Frequently asked questions

### Is SM Signal free?

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

### Is iDOCK free?

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

### Do SM Signal or iDOCK have ads?

Neither SM Signal nor iDOCK shows ads.

### Which is updated more often, SM Signal or iDOCK?

SM Signal ships an update every 11 months, and iDOCK every 2 weeks. Most recently, SM Signal was updated on October 26, 2026 and iDOCK on October 24, 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.*