Comparison

Freediving Apnea Exercise vs Stealth Training System

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Freediving Apnea Exercise

Enhance your breath-hold capacity and underwater performance with specialized CO2 and O2 training tables. This app also offers box breathing exercises for stress management and improved focus. Perfect for freedivers, snorkelers, and surfers looking to extend their time in the water.

Highlights
  • CO2 and O2 training tables
  • Progress tracking
  • User-friendly interface
  • Daily reminders
  • Box breathing exercises
  • Stress management
Features
Read full description

Elevate Your Underwater Adventures and Improve your health with Box Breathing Exercises. Take your freediving, snorkeling, scuba diving, spearfishing, or surfing to new depths with the Freediving Apnea Trainer app. Enhance your lung capacity, stamina, and breath-hold time with our specialized CO2 and O2 training tables designed for enthusiasts like you. Enhance Your Underwater Experience Freediving: Improve your breath-hold and dive deeper with confidence. Snorkeling: Extend your underwater exploration time. Scuba Diving: Enhance your lung capacity for safer dives. Spearfishing: Increase your underwater endurance for better catches. Surfing: Ride waves longer with improved breath control. Key Features Personalized Training Tables: CO2 and O2 tables tailored to your needs. Progress Tracking: Monitor your improvement over time. User-Friendly Interface: Easy to navigate and use. Daily Reminders: Stay consistent with your training. Achieve New Depths Take your freediving adventures to new depths with the Freediving Apnea Trainer. This is your ultimate companion for mastering static apnea through CO2 and O2 training tables, designed to enhance your lung capacity, stamina, and breath-hold time. Whether you're plunging into the depths of freediving, surfing, or exploring the underwater world while diving or snorkeling, this app empowers you to extend your stamina in the water. Take a moment to relax after your hard day with box breathing. Box Breathing is a powerful technique that helps you manage stress, enhance focus, and promote relaxation by guiding you through a simple, rhythmic breathing pattern. Whether you're seeking to calm your mind, sharpen your concentration, or simply find a moment of peace, our app makes it easy to incorporate this effective practice into your daily routine. Download now and start improving your mental well-being and lung capacity, one breath at a time. Privacy Policy: https://chernyshenkotaras.github.io/freedive-web/privacy-policy.html Terms of Use: https://chernyshenkotaras.github.io/freedive-web/terms.html

About

Stealth Training System

Features
Read full description

Stealth Training System (STS) puts your training plan in your pocket. Follow your coach-built programme, log every set, and track your progress, online or off. TODAY'S SESSION, ALWAYS READY See exactly what to do today: sets, reps, weights, times and RPE. Tick it off as you go. LOG EVERYTHING, FAST A quick, offline-first logger for every set, WOD and session. Rest and workout timers keep you moving, and everything syncs when you're back online. TRACK YOUR BODY Log your weight, body-fat, measurements and progress photos, and see how you're changing over time. SEE YOUR PROGRESS Personal bests, streaks, weekly recaps and per-movement trends turn your training into a story you can actually see. TRAIN WITH YOUR COACH Your coach builds and adjusts your plan and can see how you're getting on, so your programme stays right for you. Whether you train in a gym or at home, STS keeps working, even offline, so you can log anywhere. Training plans are managed at assassingoods.com.

Screenshots

Freediving Apnea Exercise4 screens
Stealth Training System4 screens

Verdict

The call

The clearest difference is in-app purchases: Stealth Training System at none against Freediving Apnea Exercise's 2. Stealth Training System also leads on iOS requirement (15.0 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Freediving Apnea Exercise sells 2 in-app purchases, starting at $5.99 per month. Stealth Training System asks for nothing beyond the download.

UpkeepUpdate frequency

Freediving Apnea Exercise ships an update every 3 weeks, Stealth Training System fortnightly. The most recent releases landed on September 8, 2026 and October 13, 2026 respectively.

Scorecard2 real differences · 7 level
Freediving Apnea Exercise versus Stealth Training System: the parameters behind the verdict, then further details
ParameterFreediving Apnea ExerciseStealth Training System
PriceFreeFree
Rating4.5 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPod — better
Requires iOS18.015.0 — better
Further details — not scored
Size28 MB4 MB
Age rating4+4+
DeveloperTaras ChernyshenkoMichael Walters

In-app purchases

2 purchases

Freediving Apnea Exercise

Subscriptions2
  • Monthly Access$5.991 Month
  • Yearly Membership3 Days trial$29.991 Year
None

Stealth Training System

No in-app purchases

Questions

Is Freediving Apnea Exercise free?
Freediving Apnea Exercise is free to download, with in-app purchases available.
Is Stealth Training System free?
Stealth Training System is free to download, with no in-app purchases.
Do Freediving Apnea Exercise or Stealth Training System have ads?
Neither Freediving Apnea Exercise nor Stealth Training System shows ads.
Which is updated more often, Freediving Apnea Exercise or Stealth Training System?
Freediving Apnea Exercise ships an update every 3 weeks, and Stealth Training System fortnightly. Most recently, Freediving Apnea Exercise was updated on September 8, 2026 and Stealth Training System on October 13, 2026.

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