Critical Swim Speed vs SquashLevels
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Critical Swim Speed
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Know your Critical Swim Speed. Train with purpose. See yourself getting faster. Critical Swim Speed (CSS) gives you a practical threshold pace for swim training. Complete the standard 400m and 200m CSS test, enter your times, and the app calculates your CSS pace for you. But calculating the number is only the start. USE YOUR CSS • Calculate your Critical Swim Speed from the standard CSS test • Get a clear pace to use in your swim training • Find out how to perform the CSS test correctly TRACK YOUR PROGRESS • Save every CSS test result • Visualise your CSS over time and see how your training is progressing • Add notes about each test so you have context behind the numbers • Set a reminder for when it's time to test again ASK THE AI COACH Get instant answers to questions about your CSS results, swim training and how to improve. The AI Coach is based on my knowledge and experience as a qualified swim instructor, so you can get useful guidance whenever you need it. Whether you're a swimmer, triathlete or simply someone who likes training with data, Critical Swim Speed gives you an objective benchmark you can test, train with and improve. Test. Train. Track. Get faster.
SquashLevels
Track your squash performance and global ranking with this official rating system. Connect with your club, join leagues, and compare your skills against players worldwide. Gain data-driven insights to refine your strategy and prepare for matches.
- Global squash rating system
- Track match results and progress
- Join club leagues and competitions
- Global and local rankings
- Player comparison and insights
- Match preparation tools
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Unleash your potential and track your progress with SquashLevels – the official global squash rating system. Whether you're just picking up a racket or a seasoned player, SquashLevels gives you real-time insights into your performance, connects you to your club, and shows exactly where you rank - locally and globally. 1. Find your Level Enter match results or connect with your club or federation and get a world-recognised playing level after just a few games. 2. Join Leagues & Track Progress Play matches in your club leagues, or with friends and watch your level change after every game. 3. Global Rankings & Comparisons See how you compare to friends, rivals, and even the pros. Follow your friends, build your feed, and dive into your squash data. Key Features: Official global rating endorsed by World Squash and the PSA Unrivalled Ratings Accuracy | Refine your strategy, compete with clarity, and measure your improvement accurately with the world's best ratings tool. Data Driven Performance | Maximise every point, and transform your game with unrivalled performance data and unique insights. Squash’s social network | Join a thriving squash community. SquashLevels connects you with players worldwide. Performance Insights | Uncover insights that transform your game. SquashLevels helps you uncover your strengths and weaknesses as well as allowing you to understand your opponent's recent performances. Player Comparison | Measure your skills against a global standard. SquashLevels lets you compare your performance with peers, teammates, and opponents. Identify where you stand and set your improvement goals accordingly. Match Preparation | Enter each match with confidence. SquashLevels gives you the inside track on your next opponent, how well their playing, who they've played, and what you can expect. How It Works: Add match results manually or connect with your club/federation. Your level updates after each match using SquashLevels' unique rating system. See your performance, trends, and comparisons across time and geography. Unlock new features with upgraded membership tiers. SquashLevels Explained: Simply put, your personal level is an indication of your current squash performance based on 3 key factors: Your recent match performance The quality of your opposition The outcomes of those matches Your level provides a globally unified standard to assess your current performance, and ability, as well as a comparison to your team mates, and opponents. Join the huge squash community already using SquashLevels. Download now and get your level. Connect. Compare. Compete.
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Verdict
The clearest difference is price: SquashLevels at Free against Critical Swim Speed's $0.99. SquashLevels also leads on device support (3 vs 1) and iOS requirement (14.0 vs 17.6). On update cadence, ads and in-app purchases 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
SquashLevels is free to download; Critical Swim Speed costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Critical Swim Speed ships an update every 3 months, SquashLevels every 2 months. The most recent releases landed on September 20, 2026 and September 6, 2026 respectively.
| Parameter | Critical Swim Speed | SquashLevels |
|---|---|---|
| Price | $0.99 | Free — better |
| Positive reviews | — | 0.0% of reviews |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Ed Stivala Limited | SquashLevels |
In-app purchases
Critical Swim Speed
No in-app purchases
SquashLevels
No in-app purchases
Questions
Is Critical Swim Speed free?
Is SquashLevels free?
Do Critical Swim Speed or SquashLevels have ads?
Which is updated more often, Critical Swim Speed or SquashLevels?
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