# SurfLab

> SurfLab (iPhone/iPad app by Vincent Ramseyer.)

- Source: https://appshunter.io/ios/app/surflab/id6760716610 (this page in markdown: same URL + `.md`)
- Developer: [Vincent Ramseyer](https://appshunter.io/developer/1885873677)
- Category: Sports, Health & Fitness
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.1 · 70 MB
- Languages: English
- Released: 2026-03-30
- Data updated: 2026-07-05
- User reviews in markdown: https://appshunter.io/ios/app/surflab/id6760716610/reviews.md

## What is SurfLab?

Surflab is the go-to app for breathing training and freediving. Whether you're
   a surfer, freediver, or simply looking to master your breath, Surflab guides
  you through every session.

  -- WHAT YOU CAN DO --
  
  Pre-Surf Warmup
  22 guided steps (~12 min) to prepare your body and mind before hitting the
  water. Mobility, activation, breathing — arrive at the lineup ready to
  perform.

  Freediving & Breath Hold
  Train your breath hold with guided cycles. Track your records, visualize your
  progress, and beat your personal best.

  CO2 Tolerance Test
  Measure your CO2 tolerance with a simple timed test. Track your progress over
  time and let the app automatically adapt your training to your actual level.

  4-Part Breath Progression
  A 3-minute daily session that automatically adjusts to your CO2 score. The
  smartest progression to push your limits further.

  Power Breathing
  3 rounds of intense breathing to boost your energy and strengthen your immune
  system. Perfect before a surf session or any physical activity.

  Box Breathing
  The Navy SEALs' technique to control stress and stay focused under pressure. 4
   equal counts, a steel mind.

  Heart Coherence
  5 minutes, 3 times a day. Reduce stress, improve sleep, and regulate your
  nervous system.

  Guided Hyperventilation
  Prepare your body for effort with fast, dynamic breathing cycles.

  -- TRACKING & PROGRESS --

  - Personal CO2 score with history and trend
  - Daily streaks to stay motivated
  - Personal breath hold record in real time
  - Full history of all your sessions
  - Progress badges to unlock
  - Global and friends leaderboard
  - iOS Widget: your stats at a glance

  -- SURFLAB PRO --

  - Cosmic Breath: 3 circular cycles + free breath holds (~16 min)
  - CO2/O2 Apnea Tables for serious freedivers
  - Guided training programs (14 to 30 days)
  - Advanced stats and detailed charts
  - Share your sessions on social media
  - AI Coach: personalized advice based on your history and CO2 score
  - 7-day free trial, no commitment

  -- APPLE WATCH --

  Surflab connects to your Apple Watch to measure your heart rate in real time
  during your sessions.

  Start today. Your breath is your greatest strength.
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| SurfLab Premium Monthly | $1.99 | per month |
| SurfLab Premium Yearly | $14.99 | per year |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Month free | $1.99 | one-time |
| SurfLAbApp | $12.99 | one-time |



## Version history (last 5 releases)

### 1.2.5 — 2026-06-07

FIX OTA

### 1.2.2 — 2026-06-03

Corrections de bugs et améliorations
  - Correction : le statut Pro repassait parfois en Gratuit sans raison
  - Correction : la durée n'apparaissait pas dans l'historique 4-Part Breath
  - Stabilité générale améliorée

### 1.2.1 — 2026-05-29

Bug fix

### 1.2 — 2026-05-18

Surflab 1.2 — Full pre-surf routine + CO2 Score

  NEW EXERCISES
  • Pre-Surf Warmup — 22 guided steps (~12 min) to hit the water ready to
  perform
  • CO2 Tolerance Test — measure your baseline and track progress over time
  • 4-Part Breath Progression — 3-min daily session that auto-adjusts to your
  CO2 score
  • Cosmic Breath (PRO) — 3 circular cycles + free breath holds, ~16 min deep
  session

  WHAT'S NEW
  • CO2 widget on Home screen: score, level & trend at a glance
  • 7-day free trial — try PRO with no commitment
  • AI Coach updated: aware of all exercises and your CO2 score

  FIXES
  • More accurate and stable breathing timer
  • Session history: durations now displayed correctly

### 1.1 — 2026-05-12

Free trial of 7 days
Bugs

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-05.*