By Jan Luther
Report updated Apr 16, 2026
Apnea Trainer
For freedivers, underwater hunters, and yoga practitioners looking to improve breath control and CO2/O2 tolerance.
Overview · Full Intel report in progress
Apnea Trainer is an established sports app that is completely free. With a 4.5/5 rating from 7K reviews, it shows polarized user reception.
What is Apnea Trainer?
Current Momentum
v4.2 · 1mo ago
ActiveLast updated 55d ago. 5 versions tracked.
What makes this app unique?
What Does It Look Like?
How Is The App's Momentum Right Now?
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What Are The Key Features?
Generates customized breath-holding routines based on the user's current maximum breath-hold time.
Supports external heart rate monitors, Bluetooth devices, and pulse oximeters, with an additional option to measure heart rate via the phone camera.
Maintains a comprehensive history of completed training sessions, including statistics and charts to monitor performance improvements.
Allows users to edit pre-existing training tables or create their own personalized exercise plans.
How much does it cost?
Who Built It?
Jan Luther
Providing specialized training tools for niche athletic disciplines including freediving and bouldering.
Portfolio
2
Apps
Who is Jan Luther?
Jan Luther operates as a technical utility provider, focusing on high-intent athletic subcultures rather than the broad fitness market. The portfolio's strength lies in functional specificity—such as CO2/O2 tolerance tables and hangboard libraries—which creates a functional moat against generic fitness incumbents. The developer maintains a 'tool-first' strategy, prioritizing deep technical features like sensor integration and custom workout builders for serious hobbyists.
Who is Jan Luther for?
- Serious hobbyists
- Competitive athletes in freediving
- Climbing seeking structured
- Data-driven training regimens
Portfolio momentum
Released 2 updates across the 2-app portfolio in the last 6 months, indicating a consistent maintenance and development cycle.
What other apps does Jan Luther make?
Analysis in progress, available soon
What do users think recently?
Analysis in progress, available soon
Analysis in progress, available soon
What is the competitive landscape for Apnea Trainer?
How's The Sports Market?
How does it evolve in the Sports market?
| Chart | Rank | Change |
|---|---|---|
| Paid | #96 | ▼54 |
Strategic analysis coming soon
SWOT, key takeaways & outlook
The outtake for Apnea Trainer
Key Takeaways
This app functions as a data-driven training companion for breath-hold conditioning, offering both automated routines and hardware integration for performance tracking.
Where Is It Heading?
Trend analysis
Available very soon