# SweatBox vs FLEX Training Collective

SweatBox and FLEX Training Collective are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

SweatBox ships an update every 9 months, FLEX Training Collective every 10 months. Both last shipped on October 1, 2026.

## The numbers

| Metric | SweatBox | FLEX Training Collective |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/sweatbox/id6473549495/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 10 months |
| Monetization | Free | — |
| Size | 172 MB | 121 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 9+ | 12+ |
| Developer | [Urban Adventures Companies, INC](https://appshunter.io/developer/1134139689) | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) |

## What reviewers say

### SweatBox

[App page](https://appshunter.io/ios/app/sweatbox/id6473549495)

This app offers high-intensity interval training designed to build muscle, improve cardiovascular health, and enhance mobility. Users can purchase and book sessions, access studio promotions, and connect with social media.

**Highlights:** High-intensity interval training, Muscle building, Cardiovascular endurance improvement, Mobility and stability enhancement, Session booking and purchasing, Studio promotions access

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

**In-app purchases:** none


### FLEX Training Collective

[App page](https://appshunter.io/ios/app/flex-training-collective/id6740146328)

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

**In-app purchases:** none


## Frequently asked questions

### Is SweatBox free?

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

### Is FLEX Training Collective free?

FLEX Training Collective is free to download, with no in-app purchases.

### Do SweatBox or FLEX Training Collective have ads?

Neither SweatBox nor FLEX Training Collective shows ads.

### Which is updated more often, SweatBox or FLEX Training Collective?

SweatBox ships an update every 9 months, and FLEX Training Collective every 10 months. Most recently, SweatBox was updated on October 1, 2026 and FLEX Training Collective on October 1, 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.*