# Mobile Signer vs Smart Construction

The clearest difference is iOS requirement: Mobile Signer at 8.0 against Smart Construction's 11.0. On price, review sentiment, update cadence and ads there is nothing between them.

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

Mobile Signer ships an update every 3 months, Smart Construction every 2 months. The most recent releases landed on October 16, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Mobile Signer | Smart Construction |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/mobile-signer/id573555121/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 15 MB | 164 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Factum Identity Solutions SL](https://appshunter.io/developer/1628978172) | [Volcano Technology Limited](https://appshunter.io/developer/1541277944) |

## What reviewers say

### Mobile Signer

[App page](https://appshunter.io/ios/app/mobile-signer/id573555121)

This app enables electronic digital signatures for various document formats on mobile devices. It integrates with business applications and supports advanced signature types, including time stamping and certificate validation.

**Highlights:** Electronic digital signature integration, Supports PDF, XML, Office, and Open Office formats, Generates advanced signature formats (PKCS#7/CMS, CAdES, XMLDSig, XAdES, PDF Signature, PAdES), Time stamping of signatures, Certificate validation authority, Mobility signatures from smartphones and tablets, Client and server signing options

**Features:** macOS Compatibility

**In-app purchases:** none


### Smart Construction

[App page](https://appshunter.io/ios/app/smart-construction/id1502793386)

This tool streamlines smart equipment installation, debugging, and maintenance for construction crews. It enables fast, batch deployment of smart devices, room setup, and scene configuration on-site.

**Highlights:** Smart equipment installation, Debugging and maintenance, Add smart devices, Set up rooms, Configure scenes, Batch deployment

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mobile Signer free?

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

### Is Smart Construction free?

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

### Do Mobile Signer or Smart Construction have ads?

Neither Mobile Signer nor Smart Construction shows ads.

### Which is updated more often, Mobile Signer or Smart Construction?

Mobile Signer ships an update every 3 months, and Smart Construction every 2 months. Most recently, Mobile Signer was updated on October 16, 2026 and Smart Construction on October 3, 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.*