# Mount Kelvin vs Sannounce

The clearest difference is update cadence: Sannounce at daily against Mount Kelvin's every 2 weeks. Mount Kelvin's advantage is iOS requirement (9.0 vs 26.0). 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.

Mount Kelvin ships an update every 2 weeks, Sannounce daily. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Mount Kelvin | Sannounce |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Size | 11 MB | 7 MB |
| Requires iOS | **9.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Mired Hill](https://appshunter.io/developer/1783816229) | [Sebastian Marcusson](https://appshunter.io/developer/6818044380) |

## What reviewers say

### Mount Kelvin

[App page](https://appshunter.io/ios/app/mount-kelvin/id1055012111)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sannounce

[App page](https://appshunter.io/ios/app/sannounce-intercom-for-sonos/id6818044288)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Mount Kelvin free?

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

### Is Sannounce free?

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

### Do Mount Kelvin or Sannounce have ads?

Neither Mount Kelvin nor Sannounce shows ads.

### Which is updated more often, Mount Kelvin or Sannounce?

Mount Kelvin ships an update every 2 weeks, and Sannounce daily. Most recently, Mount Kelvin was updated on October 26, 2026 and Sannounce 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.*