# Define. vs Studio KSL by Katrina Scott

The clearest difference is rating: Studio KSL by Katrina Scott at 4.9 against Define.'s 4.3. Studio KSL by Katrina Scott also leads on review sentiment (97% vs 63%) and ratings volume (200 vs 12). Define.'s advantage is in-app purchases (none vs 4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Studio KSL by Katrina Scott sells 4 in-app purchases, starting at $27.99 per month. Define. asks for nothing beyond the download.

Studio KSL by Katrina Scott holds the better App Store score, 4.9 against 4.3. That said, the two scores are not equally well evidenced: Studio KSL by Katrina Scott has 200 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 63% of Define.'s written reviews are positive against 97% of Studio KSL by Katrina Scott's.

Define. ships an update monthly, Studio KSL by Katrina Scott every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Define. | Studio KSL by Katrina Scott |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (12 ratings)](https://appshunter.io/ios/app/define/id6471139129/reviews) | **[4.9 (200 ratings)](https://appshunter.io/ios/app/studio-ksl-by-katrina-scott/id6740766431/reviews)** |
| Number of ratings | 12 | **200** |
| Positive reviews | 62.5% of reviews | **96.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 121 MB | 120 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) | [Katrina Scott](https://appshunter.io/developer/1791499371) |

## What reviewers say

### Define.

[App page](https://appshunter.io/ios/app/define/id6471139129)

This app offers a variety of workouts designed by fitness experts to create a balanced approach to exercise and overall health. It provides live and on-demand classes, with new content added weekly, suitable for all fitness levels.

**Highlights:** Variety of workouts, Live and on-demand classes, New classes added weekly, Workouts 30 minutes or less, Suitable for all fitness levels, Balanced approach to health

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

**In-app purchases:** none


### Studio KSL by Katrina Scott

[App page](https://appshunter.io/ios/app/studio-ksl-by-katrina-scott/id6740766431)

This app offers a comprehensive health and fitness experience with a certified personal trainer. Access a wide variety of on-demand and live workouts, mindfulness practices, and wellness programs. Connect with a supportive community and track your progress with personalized schedules and goal-setting tools.

**Highlights:** New workouts weekly, Extensive on-demand workout library, Live studio classes, Community connection features, Personalized fitness programs, Offline workout viewing, Goal setting and journaling

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $27.99 | per month |
| Annual Membership | $159.00 | per year |
| $159 annual | $159.00 | per year |
| Annual Membership - Standard Price | $199.00 | per year |

**What reviewers like**

- 👍 Welcoming and inclusive community
- 🚀 Variety of effective workouts
- 💡 Comprehensive fitness, wellness, and recipe features
- 👍 Motivating and inspiring trainer
- 👍 User-friendly and beautiful app design

**What reviewers complain about**

- 🐛 Live workouts not immediately available on-demand

**Reported bugs**

- Occasional app crashes or freezes

**Requested features**

- Dark mode option
- More advanced analytics and progress tracking


## Frequently asked questions

### Is Define. free?

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

### Is Studio KSL by Katrina Scott free?

Studio KSL by Katrina Scott is free to download, with in-app purchases available.

### Which has better reviews, Define. or Studio KSL by Katrina Scott?

Studio KSL by Katrina Scott is rated higher. Define. averages 4.3 out of 5 from 12 ratings, while Studio KSL by Katrina Scott averages 4.9 from 200 ratings.

### Do Define. or Studio KSL by Katrina Scott have ads?

Neither Define. nor Studio KSL by Katrina Scott shows ads.

### Which is updated more often, Define. or Studio KSL by Katrina Scott?

Define. ships an update monthly, and Studio KSL by Katrina Scott every 3 weeks. Most recently, Define. was updated on October 24, 2026 and Studio KSL by Katrina Scott on October 24, 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.*