---
title: "Stark Bosu Ball — App Overview"
url: https://marlvel.ai/apps/se-virtualtrainer-vt-bosu-ball
category: Health & Fitness
developer: Postra AB
platforms: ios
rating: 4.5 (80 ratings)
pricing: paid
report_level: overview
generated: 2026-04-21
last_verified: "2026-04-21T09:37:20.423Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** This is a specialized, paid fitness tool focused on providing guided Bosu ball training with integrated performance tracking and health data syncing.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Health & Fitness |
| Rating | 4.5 ★ (80) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 2.5.13 |
| Developer | Postra AB |

<!-- SECTION: Summary -->
## What is Stark Bosu Ball?

Stark Bosu Ball is a fitness application by Postra AB that provides guided exercise routines specifically for Bosu ball training. The app features HD video demonstrations by instructor Jenny Ahlin and includes integrated timers for various training styles like Tabata, HIIT, and circuit workouts.

<!-- SECTION: Key Features -->
## Key Features

- **HD Video Library**: Includes 21 professional exercise demonstrations led by instructor Jenny Ahlin.
- **Custom Workout Builder**: Allows users to create personalized routines and filter exercises by specific muscle groups.
- **Integrated Workout Timers**: Supports structured training sessions including Tabata, HIIT, and circuit training formats.
- **Apple Health Integration**: Automatically syncs performed workout data and estimated calorie burn to the Apple Health app.

<!-- SECTION: Target Audience -->
## Who is it for?

Fitness enthusiasts looking for structured, video-guided Bosu ball workouts for all difficulty levels.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/stark-bosu-ball/id649753542?uo=2)
- [Full Intelligence Report](https://marlvel.ai/apps/se-virtualtrainer-vt-bosu-ball)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/se-virtualtrainer-vt-bosu-ball).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*