# I'm In vs Form Plus Pilates

The clearest difference is iOS requirement: I'm In at 13.4 against Form Plus Pilates's 15.1. 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.

I'm In ships an update every 2 months, Form Plus Pilates every 3 months. The most recent releases landed on September 14, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | I'm In | Form Plus Pilates |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 34 MB | 55 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [C9 Pty. Ltd.](https://appshunter.io/developer/1216091646) | [Momence, Inc.](https://appshunter.io/developer/1577856011) |

## What reviewers say

### I'm In

[App page](https://appshunter.io/ios/app/im-in/id1202205526)

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

**In-app purchases:** none


### Form Plus Pilates

[App page](https://appshunter.io/ios/app/form-plus-pilates/id6742416482)

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

**In-app purchases:** none


## Frequently asked questions

### Is I'm In free?

I'm In is free to download, with no in-app purchases.

### Is Form Plus Pilates free?

Form Plus Pilates is free to download, with no in-app purchases.

### Do I'm In or Form Plus Pilates have ads?

Neither I'm In nor Form Plus Pilates shows ads.

### Which is updated more often, I'm In or Form Plus Pilates?

I'm In ships an update every 2 months, and Form Plus Pilates every 3 months. Most recently, I'm In was updated on September 14, 2026 and Form Plus Pilates on September 7, 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.*