# Salt mSign vs API Alerts

The clearest difference is update cadence: API Alerts at monthly against Salt mSign's every 4 months. 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.

Salt mSign ships an update every 4 months, API Alerts monthly. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Salt mSign | API Alerts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/api-alerts/id6476410789/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | — | Free |
| Size | 53 MB | 54 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Salt Group](https://appshunter.io/developer/328013684) | [Jared Hall](https://appshunter.io/developer/1344171627) |

## What reviewers say

### Salt mSign

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

**Features:** Vision Pro support

**In-app purchases:** none


### API Alerts

[App page](https://appshunter.io/ios/app/api-alerts/id6476410789)

Receive real-time notifications for critical project events, from new users and payments to server health. Customize alerts to focus on what matters most and stay connected across devices for instant updates.

**Highlights:** Real-time event notifications, Track successes and errors, Customizable alerts, Cross-device connectivity, Integrate with automation tools

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Salt mSign free?

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

### Is API Alerts free?

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

### Do Salt mSign or API Alerts have ads?

Neither Salt mSign nor API Alerts shows ads.

### Which is updated more often, Salt mSign or API Alerts?

Salt mSign ships an update every 4 months, and API Alerts monthly. Most recently, Salt mSign was updated on November 1, 2026 and API Alerts on November 4, 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.*