# Great Butt Workout vs HeatLab

The clearest difference is price: HeatLab at Free against Great Butt Workout's $2.99. HeatLab also leads on update cadence (every 5 days vs every 9 months) and review sentiment (100% vs 84%). Great Butt Workout's advantage is ratings volume (496 vs 4) and iOS requirement (10.0 vs 26.2). On rating, ads, in-app purchases and monetization model there is nothing between them.

HeatLab is free to download; Great Butt Workout costs $2.99 up front. Great Butt Workout sells 2 in-app purchases, starting at $2.99 per 3 months and HeatLab sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for Great Butt Workout against 5.0 for HeatLab. That said, the two scores are not equally well evidenced: Great Butt Workout has 496 ratings behind it against 4, so its average is the more settled of the two. Written reviews are what separate them: 84% of Great Butt Workout's written reviews are positive against 100% of HeatLab's.

Great Butt Workout ships an update every 9 months, HeatLab every 5 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Great Butt Workout | HeatLab |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.9 (496 ratings)](https://appshunter.io/ios/app/great-butt-workout/id967725880/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/heatlab-hot-workout-tracker/id6758251294/reviews)** |
| Number of ratings | **496** | 4 |
| Positive reviews | 83.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 5 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 130 MB | 11 MB |
| Requires iOS | **10.0** | 26.2 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [FITNESS22 LTD](https://appshunter.io/developer/383171664) | [Casey MacPhee](https://appshunter.io/developer/1871752828) |

## What reviewers say

### Great Butt Workout

[App page](https://appshunter.io/ios/app/great-butt-workout/id967725880)

Achieve a toned behind in 8 weeks with this guided workout program. Featuring an audio coach, motivational elements, and progress tracking, it's designed for beginners needing just 10 minutes, 3 times a week.

**Highlights:** 8-week beginner-to-toned butt program, Personal audio coach guidance, 10-minute workouts, 3 times/week, Earn wins and badges, Compatible with all music apps, Stretching and warmup videos

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription | $2.99 | per 3 months |
| Lifetime Premium | $3.99 | one-time |

**What reviewers like**

- 👍 Easy to follow and user-friendly interface
- 🚀 Quick workouts (10 minutes per session)
- 💪 Effective results for beginners
- 🎯 Good for building glute strength
- 📱 Simple and straightforward design

**What reviewers complain about**

- 📈 Difficulty progression too slow or non-existent
- ⚠️ Extreme gap between standard and advanced versions
- 🔄 Limited replay value after 8-week program
- 🎥 Missing exercise demonstration images/videos
- 📱 Not compatible with iPad devices

**Reported bugs**

- Won't run on iPad
- Apple Health sync not functioning
- Volume instructions appear despite no audio content

**Requested features**

- Multiple difficulty levels (beginner, intermediate, advanced)
- Exercise demonstration images or videos
- iPad compatibility
- Apple Health integration
- Additional exercises beyond the basic three


### HeatLab

[App page](https://appshunter.io/ios/app/heatlab-hot-workout-tracker/id6758251294)

Track your heated workouts like hot yoga and pilates with this specialized app. It analyzes your heart rate and body's adaptation to heat, providing insights beyond generic fitness trackers. Monitor trends and understand your progress in extreme temperature environments.

**Highlights:** Track heated workouts (hot yoga, pilates, sculpt), Apple Watch integration for live heart rate, Heat Fitness Score and resting HR delta, Zone analysis and personal records, On-device AI insights and session summaries, Unlimited session history (Pro), Custom class types

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HeatLab Pro Monthly | $4.99 | per month |
| HeatLab Pro Annual | $39.99 | per year |


## Frequently asked questions

### Is Great Butt Workout free?

Great Butt Workout costs $2.99, and also offers in-app purchases.

### Is HeatLab free?

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

### Which has better reviews, Great Butt Workout or HeatLab?

HeatLab is rated higher. Great Butt Workout averages 4.9 out of 5 from 496 ratings, while HeatLab averages 5.0 from 4 ratings.

### Do Great Butt Workout or HeatLab have ads?

Neither Great Butt Workout nor HeatLab shows ads.

### Which is updated more often, Great Butt Workout or HeatLab?

Great Butt Workout ships an update every 9 months, and HeatLab every 5 days. Most recently, Great Butt Workout was updated on November 1, 2026 and HeatLab 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.*