# Sweat Den vs BOOST Reformer

The clearest difference is ratings volume: Sweat Den at 90 against BOOST Reformer's 1. BOOST Reformer's advantage is monetization model (free vs ad-supported). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Sweat Den against 5.0 for BOOST Reformer. That said, the two scores are not equally well evidenced: Sweat Den has 90 ratings behind it against 1, so its average is the more settled of the two.

Sweat Den ships an update every 4 weeks, BOOST Reformer every 2 months. The most recent releases landed on October 30, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Sweat Den | BOOST Reformer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (90 ratings)](https://appshunter.io/ios/app/sweat-den/id6478421638/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/boost-reformer/id6751426802/reviews) |
| Number of ratings | **90** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | Ad-supported | **Free** |
| Size | 38 MB | 121 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 17+ |
| Developer | [Sweat Den Inc](https://appshunter.io/developer/1732759622) | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) |

## What reviewers say

### Sweat Den

[App page](https://appshunter.io/ios/app/sweat-den/id6478421638)

Experience boutique strength and mindfulness workouts with minimal equipment. Access both in-person and on-demand classes for a maximum sweat session.

**Highlights:** Mat-based strength training, Mindfulness exercises, Instructor-led classes, Minimal equipment required, In-person class options, On-demand workout library

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

**In-app purchases:** none


### BOOST Reformer

[App page](https://appshunter.io/ios/app/boost-reformer/id6751426802)

This app facilitates booking and managing reformer Pilates classes at a specialized studio. It offers real-time schedules, class reservations, and event updates to enhance your fitness journey.

**Highlights:** Book and cancel classes, View real-time schedules, Reserve favorite studio spots, Stay updated on events and workshops, Track class visits, Manage reformer fitness journey

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

**In-app purchases:** none


## Frequently asked questions

### Is Sweat Den free?

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

### Is BOOST Reformer free?

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

### Which has better reviews, Sweat Den or BOOST Reformer?

Sweat Den and BOOST Reformer are both rated 5.0 out of 5 on the App Store, from 90 and 1 ratings respectively.

### Do Sweat Den or BOOST Reformer have ads?

Neither Sweat Den nor BOOST Reformer shows ads.

### Which is updated more often, Sweat Den or BOOST Reformer?

Sweat Den ships an update every 4 weeks, and BOOST Reformer every 2 months. Most recently, Sweat Den was updated on October 30, 2026 and BOOST Reformer on October 12, 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.*