# Salt mSign vs NotaryCentral

The clearest difference is update cadence: NotaryCentral at every 3 weeks against Salt mSign's every 4 months. NotaryCentral also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Salt mSign ships an update every 4 months, NotaryCentral every 3 weeks. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Salt mSign | NotaryCentral |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/notarycentral/id6593684890/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 53 MB | 118 MB |
| Requires iOS | 16.4 | **15.5** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Salt Group](https://appshunter.io/developer/328013684) | [Alexander Leon](https://appshunter.io/developer/1231838119) |

## What reviewers say

### Salt mSign

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

**Features:** Vision Pro support

**In-app purchases:** none


### NotaryCentral

[App page](https://appshunter.io/ios/app/notarycentral/id6593684890)

Streamline your notary business operations with this comprehensive mobile solution. Manage appointments, client information, and ensure compliance with industry standards. This tool is designed to help you work more efficiently and grow your notary practice.

**Highlights:** Business management for notaries, Compliance tools, Appointment scheduling, Client information management, Business growth features

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

**In-app purchases:** none


## Frequently asked questions

### Is Salt mSign free?

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

### Is NotaryCentral free?

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

### Do Salt mSign or NotaryCentral have ads?

Neither Salt mSign nor NotaryCentral shows ads.

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

Salt mSign ships an update every 4 months, and NotaryCentral every 3 weeks. Most recently, Salt mSign was updated on October 10, 2026 and NotaryCentral on October 6, 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.*