# Stark Kettlebell vs Fortified Training

The clearest difference is price: Fortified Training at Free against Stark Kettlebell's $4.99. Fortified Training also leads on rating (5.0 vs 4.7). Stark Kettlebell's advantage is ratings volume (544 vs 3) and update cadence (every 3 months vs every 7 months). On ads, in-app purchases, monetization model and device support there is nothing between them.

Fortified Training is free to download; Stark Kettlebell costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Fortified Training holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Stark Kettlebell has 544 ratings behind it against 3, so its average is the more settled of the two.

Stark Kettlebell ships an update every 3 months, Fortified Training every 7 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Stark Kettlebell | Fortified Training |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [4.7 (544 ratings)](https://appshunter.io/ios/app/stark-kettlebell/id474762013/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/fortified-training/id6443994804/reviews)** |
| Number of ratings | **544** | 3 |
| Positive reviews | 84.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free | Free |
| Best chart rank | **#79** | — |
| Size | 57 MB | 121 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Postra AB](https://appshunter.io/developer/1807937957) | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) |

## What reviewers say

### Stark Kettlebell

[App page](https://appshunter.io/ios/app/stark-kettlebell/id474762013)

**Currently charting:** #79 Top Paid · Health & Fitness (US App Store)

This app provides a comprehensive guide to kettlebell training with HD video demonstrations of 51 exercises. Users can create custom workouts, track progress, and utilize built-in timers for various training styles like Tabata and HIIT. It integrates with Apple Health to log workouts and burned calories.

**Highlights:** 51 HD video exercises, Custom workout creation, Step-by-step workout guidance, Tabata, HIIT, and Circuit timers, Progress tracking and rewards, Targeted muscle group exercises, Apple Health integration

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

**In-app purchases:** none

**What reviewers like**

- 👍 Customizable workouts
- 🎥 Clear exercise videos
- 🕰️ Effective timer and interval options
- 🤝 Integrates with Health app
- 💪 Challenging and effective workouts

**What reviewers complain about**

- 🤔 Limited pre-built workout options
- 🔀 Difficulty rearranging custom workouts
- 🔇 Lack of audio cues/guidance during workouts
- 🤖 Unintuitive interface
- 💰 Expensive for limited content

**Reported bugs**

- Videos not downloading properly
- App crashing on launch for some users

**Requested features**

- More pre-built workout options
- Ability to rearrange custom workouts
- Audio cues for exercises and timing
- Improved workout customization options
- Integration with music/fitness apps


### Fortified Training

[App page](https://appshunter.io/ios/app/fortified-training/id6443994804)

Gain insights into your workouts to understand the reasoning behind your exercises. This app promotes better adherence to fitness routines and reinforces healthy habits beyond training sessions. It offers a comprehensive approach to fitness, focusing on the mental aspect of exercise.

**Highlights:** Workout programs, Exercise tutorials, Demonstrations, On-demand workouts, Community forum

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

**In-app purchases:** none


## Frequently asked questions

### Is Stark Kettlebell free?

Stark Kettlebell costs $4.99, with no in-app purchases.

### Is Fortified Training free?

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

### Which has better reviews, Stark Kettlebell or Fortified Training?

Fortified Training is rated higher. Stark Kettlebell averages 4.7 out of 5 from 544 ratings, while Fortified Training averages 5.0 from 3 ratings.

### Do Stark Kettlebell or Fortified Training have ads?

Neither Stark Kettlebell nor Fortified Training shows ads.

### Which is updated more often, Stark Kettlebell or Fortified Training?

Stark Kettlebell ships an update every 3 months, and Fortified Training every 7 months. Most recently, Stark Kettlebell was updated on October 26, 2026 and Fortified Training 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.*