# Ninja Performance Center vs ProgressLoop Workout Tracker

The clearest difference is ads: Ninja Performance Center at none against ProgressLoop Workout Tracker's shown. Ninja Performance Center also leads on iOS requirement (15.1 vs 26.2). ProgressLoop Workout Tracker's advantage is update cadence (every 2 days vs weekly). On price, 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.

Ninja Performance Center ships an update weekly, ProgressLoop Workout Tracker every 2 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | Ninja Performance Center | ProgressLoop Workout Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 2 days** |
| Size | 36 MB | 61 MB |
| Requires iOS | **15.1** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [NINJA PERFORMANCE CENTER EOOD](https://appshunter.io/developer/1874628865) | [SIMEON ROSENOV SIMEONOV](https://appshunter.io/developer/6802405787) |

## What reviewers say

### Ninja Performance Center

[App page](https://appshunter.io/ios/app/ninja-performance-center/id6758730112)

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

**In-app purchases:** none


### ProgressLoop Workout Tracker

[App page](https://appshunter.io/ios/app/progressloop-workout-tracker/id6804411978)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Ninja Performance Center free?

Ninja Performance Center is free to download, with no in-app purchases.

### Is ProgressLoop Workout Tracker free?

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

### Do Ninja Performance Center or ProgressLoop Workout Tracker have ads?

ProgressLoop Workout Tracker shows ads; Ninja Performance Center does not.

### Which is updated more often, Ninja Performance Center or ProgressLoop Workout Tracker?

Ninja Performance Center ships an update weekly, and ProgressLoop Workout Tracker every 2 days. Most recently, Ninja Performance Center was updated on October 28, 2026 and ProgressLoop Workout Tracker on October 28, 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.*