# mos.viewer vs Pulse for Umami Analytics

The clearest difference is in-app purchases: mos.viewer at none against Pulse for Umami Analytics's 1. Pulse for Umami Analytics's advantage is update cadence (weekly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Pulse for Umami Analytics sells 1 one-off in-app purchase. mos.viewer asks for nothing beyond the download.

mos.viewer ships an update every 4 months, Pulse for Umami Analytics weekly. The most recent releases landed on September 11, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | mos.viewer | Pulse for Umami Analytics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Size | 23 MB | 60 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fabrik 19 AG](https://appshunter.io/developer/501964744) | [Erick Namukolo](https://appshunter.io/developer/1876537551) |

## What reviewers say

### mos.viewer

[App page](https://appshunter.io/ios/app/mosviewer/id6470921065)

**In-app purchases:** none


### Pulse for Umami Analytics

[App page](https://appshunter.io/ios/app/pulse-for-umami-analytics/id6759050747)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $1.99 | one-time |


## Frequently asked questions

### Is mos.viewer free?

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

### Is Pulse for Umami Analytics free?

Pulse for Umami Analytics is free to download, with in-app purchases available.

### Do mos.viewer or Pulse for Umami Analytics have ads?

Neither mos.viewer nor Pulse for Umami Analytics shows ads.

### Which is updated more often, mos.viewer or Pulse for Umami Analytics?

mos.viewer ships an update every 4 months, and Pulse for Umami Analytics weekly. Most recently, mos.viewer was updated on September 11, 2026 and Pulse for Umami Analytics on September 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*