# PILATES REBELS vs AlignerTracker

The clearest difference is in-app purchases: PILATES REBELS at none against AlignerTracker's 2. PILATES REBELS also leads on iOS requirement (16.4 vs 18.6). AlignerTracker's advantage is update cadence (weekly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. AlignerTracker sells 2 in-app purchases, starting at $1.99 per month. PILATES REBELS asks for nothing beyond the download.

PILATES REBELS ships an update every 3 months, AlignerTracker weekly. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PILATES REBELS | AlignerTracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 84 MB | 30 MB |
| Requires iOS | **16.4** | 18.6 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 17+ | 4+ |
| Developer | [REBELS BV](https://appshunter.io/developer/1884013340) | [TN-House](https://appshunter.io/developer/1886995196) |

## What reviewers say

### PILATES REBELS

[App page](https://appshunter.io/ios/app/pilates-rebels/id1544660327)

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

**In-app purchases:** none


### AlignerTracker

[App page](https://appshunter.io/ios/app/alignertracker-all-in-one/id6766072961)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan (Monthly) | $1.99 | per month |
| Premium Plan (Yearly) | $19.99 | per year |


## Frequently asked questions

### Is PILATES REBELS free?

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

### Is AlignerTracker free?

AlignerTracker is free to download, with in-app purchases available.

### Do PILATES REBELS or AlignerTracker have ads?

Neither PILATES REBELS nor AlignerTracker shows ads.

### Which is updated more often, PILATES REBELS or AlignerTracker?

PILATES REBELS ships an update every 3 months, and AlignerTracker weekly. Most recently, PILATES REBELS was updated on October 27, 2026 and AlignerTracker on October 31, 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.*