# FK Body vs STRONG BY IZZY

The clearest difference is rating: STRONG BY IZZY at 4.9 against FK Body's 4.2. STRONG BY IZZY also leads on review sentiment (97% vs 69%) and update cadence (every 3 months vs every 8 months). FK Body's advantage is in-app purchases (none vs 8). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. STRONG BY IZZY sells 8 in-app purchases, starting at $34.99 per month. FK Body asks for nothing beyond the download.

STRONG BY IZZY holds the better App Store score, 4.9 against 4.2. That said, the two scores are not equally well evidenced: STRONG BY IZZY has 184 ratings behind it against 27, so its average is the more settled of the two. Written reviews point the same way: 69% of FK Body's written reviews are positive against 97% of STRONG BY IZZY's.

FK Body ships an update every 8 months, STRONG BY IZZY every 3 months. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | FK Body | STRONG BY IZZY |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (27 ratings)](https://appshunter.io/ios/app/fk-body/id6745841243/reviews) | **[4.9 (184 ratings)](https://appshunter.io/ios/app/strong-by-izzy/id6758650816/reviews)** |
| Number of ratings | 27 | **184** |
| Positive reviews | 68.8% of reviews | **96.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 121 MB | 105 MB |
| Requires iOS | **16.4** | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) | [Izzy Samuel Pty lTD](https://appshunter.io/developer/1874201670) |

## What reviewers say

### FK Body

[App page](https://appshunter.io/ios/app/fk-body/id6745841243)

This fitness app offers a holistic approach to well-being, combining strength training, sculpting workouts, and mental fitness exercises. It also provides healthy recipes and fosters a supportive community for users to connect and grow.

**Highlights:** Weekly sculpt workouts, Weekly strength training, On-demand workouts, Healthy recipes, Exclusive community events, Integrated mental fitness

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

**In-app purchases:** none


### STRONG BY IZZY

[App page](https://appshunter.io/ios/app/strong-by-izzy/id6758650816)

This platform offers structured, intelligent movement programs focused on building strength, control, and long-term results through strength-based Pilates. It provides a growing library of workouts, structured programs, and a supportive community for those seeking discipline and effective training.

**Highlights:** Strength-based Pilates workouts, Structured training programs, Heavy dumbbell sessions, Sculpt focused classes, Progressive workout challenges, Supportive community

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| STRONG BY IZZY Monthly | $34.99 | per month |
| STRONG BY IZZY Yearly | $349.99 | per year |
| STRONG BY IZZY - 3499 | $34.99 | one-time |
| STRONG BY IZZY - 4499 | $44.99 | one-time |
| STRONG BY IZZY - 6499 | $64.99 | one-time |
| STRONG BY IZZY - 7499 | $74.99 | one-time |
| STRONG BY IZZY - 8499 | $84.99 | one-time |
| STRONG BY IZZY - 9999 | $99.99 | one-time |


## Frequently asked questions

### Is FK Body free?

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

### Is STRONG BY IZZY free?

STRONG BY IZZY is free to download, with in-app purchases available.

### Which has better reviews, FK Body or STRONG BY IZZY?

STRONG BY IZZY is rated higher. FK Body averages 4.2 out of 5 from 27 ratings, while STRONG BY IZZY averages 4.9 from 184 ratings.

### Do FK Body or STRONG BY IZZY have ads?

Neither FK Body nor STRONG BY IZZY shows ads.

### Which is updated more often, FK Body or STRONG BY IZZY?

FK Body ships an update every 8 months, and STRONG BY IZZY every 3 months. Most recently, FK Body was updated on October 24, 2026 and STRONG BY IZZY 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.*