# Flex 'n Burn vs PowerLab Studio

The clearest difference is review sentiment: Flex 'n Burn at 100% against PowerLab Studio's 0%. Flex 'n Burn also leads on rating (5.0 vs 3.0) and update cadence (every 3 weeks vs every 6 months). PowerLab Studio's advantage is monetization model (free vs ad-supported). On price, ads, 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.

Flex 'n Burn holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: Flex 'n Burn has 253 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Flex 'n Burn's written reviews are positive against 0% of PowerLab Studio's.

Flex 'n Burn ships an update every 3 weeks, PowerLab Studio every 6 months. The most recent releases landed on October 10, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Flex 'n Burn | PowerLab Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (253 ratings)](https://appshunter.io/ios/app/flex-n-burn/id1434456191/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/powerlab-studio/id6749869747/reviews) |
| Number of ratings | **253** | 2 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Monetization | Ad-supported | **Free** |
| Size | 38 MB | 121 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [Mariana Tek Corporation](https://appshunter.io/developer/1178746980) | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) |

## What reviewers say

### Flex 'n Burn

[App page](https://appshunter.io/ios/app/flex-n-burn/id1434456191)

Access fitness classes and manage your account with this app. It offers a 30-minute workout combining high-tech machines and HIIT to maximize results and save time. Join studio classes to experience an efficient and effective fitness routine.

**Highlights:** Book classes, Manage account, View locations, 30-minute workouts, HIIT training, CardioMuscular Workout™

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

**In-app purchases:** none


### PowerLab Studio

[App page](https://appshunter.io/ios/app/powerlab-studio/id6749869747)

This app offers high-intensity, low-impact workouts designed for full-body transformation. It guides users through the Lagree Method using Megaformer machines to build endurance, improve posture, and increase flexibility. Users can view schedules, book classes, and track progress.

**Highlights:** Lagree Method workouts, Megaformer machine guidance, Full-body transformation, Class schedule viewing, Workout reservation, Progress tracking, Community connection

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

**In-app purchases:** none


## Frequently asked questions

### Is Flex 'n Burn free?

Flex 'n Burn is free to download, with no in-app purchases.

### Is PowerLab Studio free?

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

### Which has better reviews, Flex 'n Burn or PowerLab Studio?

Flex 'n Burn is rated higher. Flex 'n Burn averages 5.0 out of 5 from 253 ratings, while PowerLab Studio averages 3.0 from 2 ratings.

### Do Flex 'n Burn or PowerLab Studio have ads?

Neither Flex 'n Burn nor PowerLab Studio shows ads.

### Which is updated more often, Flex 'n Burn or PowerLab Studio?

Flex 'n Burn ships an update every 3 weeks, and PowerLab Studio every 6 months. Most recently, Flex 'n Burn was updated on October 10, 2026 and PowerLab Studio on October 13, 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.*