# Masimo U vs Workout Warehouse

The clearest difference is update cadence: Workout Warehouse at every 3 weeks against Masimo U's every 40 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.

Masimo U ships an update every 40 months, Workout Warehouse every 3 weeks. The most recent releases landed on August 16, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Masimo U | Workout Warehouse |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | **Every 3 weeks** |
| Size | 55 MB | 117 MB |
| Requires iOS | 15.5 | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Masimo Corporation](https://appshunter.io/developer/568979269) | [Gilstrap Manring LLC](https://appshunter.io/developer/1842408416) |

## What reviewers say

### Masimo U

[App page](https://appshunter.io/ios/app/masimo-u/id1454037352)

**In-app purchases:** none


### Workout Warehouse

[App page](https://appshunter.io/ios/app/workout-warehouse/id6753086397)

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Masimo U free?

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

### Is Workout Warehouse free?

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

### Do Masimo U or Workout Warehouse have ads?

Neither Masimo U nor Workout Warehouse shows ads.

### Which is updated more often, Masimo U or Workout Warehouse?

Masimo U ships an update every 40 months, and Workout Warehouse every 3 weeks. Most recently, Masimo U was updated on August 16, 2026 and Workout Warehouse on September 13, 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.*