# PC vs Salt mSign

The clearest difference is in-app purchases: Salt mSign at none against PC's 9. PC's advantage is update cadence (every 6 weeks vs every 4 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. PC sells 9 one-off in-app purchases. Salt mSign asks for nothing beyond the download.

PC ships an update every 6 weeks, Salt mSign every 4 months. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | PC | Salt mSign |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (7 ratings)](https://appshunter.io/ios/app/pc-faxcom-center/id356818744/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 61.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 49 MB | 53 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Fax.de GmbH](https://appshunter.io/developer/356818747) | [Salt Group](https://appshunter.io/developer/328013684) |

## What reviewers say

### PC

[App page](https://appshunter.io/ios/app/pc-faxcom-center/id356818744)

Send and receive faxes globally from your mobile device. Convert documents, photos, or text into faxes, and even send real letters within Germany. Also supports sending SMS messages.

**Highlights:** Send and receive faxes worldwide, Photo-fax and text-fax options, Send real letters (Germany only), Send SMS messages, Cloud document integration, Custom digital stationery

**Features:** Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small | $5.99 | one-time |
| Medium | $39.99 | one-time |
| Large | $99.99 | one-time |
| Fax number (Zone 1) | $99.99 | one-time |
| Fax number (Bulgaria) | $149.99 | one-time |
| Fax number (Zone 2) | $199.99 | one-time |
| Fax number (Switzerland/Poland) | $199.99 | one-time |
| Fax number (Greece) | $229.99 | one-time |
| Fax number (New Zealand/Mexico) | $299.99 | one-time |


### Salt mSign

[App page](https://appshunter.io/ios/app/salt-msign/id436699557)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PC free?

PC is free to download, with in-app purchases available.

### Is Salt mSign free?

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

### Do PC or Salt mSign have ads?

Neither PC nor Salt mSign shows ads.

### Which is updated more often, PC or Salt mSign?

PC ships an update every 6 weeks, and Salt mSign every 4 months. Most recently, PC was updated on October 14, 2026 and Salt mSign 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.*