# MtM MtConnect04 Pulse Oximeter vs Cloudrowing

The clearest difference is iOS requirement: MtM MtConnect04 Pulse Oximeter at 9.2 against Cloudrowing's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

MtM MtConnect04 Pulse Oximeter ships an update weekly, Cloudrowing every 10 days. The most recent releases landed on October 6, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | MtM MtConnect04 Pulse Oximeter | Cloudrowing |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 days |
| Monetization | Free | — |
| Size | 1 MB | 18 MB |
| Requires iOS | **9.2** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 12+ | 12+ |
| Developer | [MtM Technology Corporation](https://appshunter.io/developer/1027272974) | [Christopher Stephan](https://appshunter.io/developer/1186986591) |

## What reviewers say

### MtM MtConnect04 Pulse Oximeter

[App page](https://appshunter.io/ios/app/mtm-mtconnect04-pulse-oximeter/id1108365433)

This app evaluates a development kit for measuring pulse and SpO2. It displays raw PPG sensor data in graphs and connects with specific MtM modules. Designed for developers and researchers.

**Highlights:** Pulse and SpO2 measurement evaluation, Raw PPG sensor data visualization, Development kit compatibility, BLE SiP module integration, Graph display of sensor readings

**Features:** macOS Compatibility

**In-app purchases:** none


### Cloudrowing

[App page](https://appshunter.io/ios/app/cloudrowing/id6473404471)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is MtM MtConnect04 Pulse Oximeter free?

MtM MtConnect04 Pulse Oximeter is free to download, with no in-app purchases.

### Is Cloudrowing free?

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

### Do MtM MtConnect04 Pulse Oximeter or Cloudrowing have ads?

Neither MtM MtConnect04 Pulse Oximeter nor Cloudrowing shows ads.

### Which is updated more often, MtM MtConnect04 Pulse Oximeter or Cloudrowing?

MtM MtConnect04 Pulse Oximeter ships an update weekly, and Cloudrowing every 10 days. Most recently, MtM MtConnect04 Pulse Oximeter was updated on October 6, 2026 and Cloudrowing on October 27, 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.*