Kaski.ai vs Shank Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kaski.ai
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Understand your mindset, master your game. Co-created with professionals, Kaski.ai gives you the mental edge on becoming a better athlete. Kaski.ai combines proven personality science and advanced AI coaching to help you understand yourself — and win smarter on and off the court. Whether you are training for your next tournament, managing your mindset under pressure, or improving team communication, Kaski.ai gives you the mental and strategic edge every athlete needs. PERSONALITY INSIGHTS THAT DRIVE PERFORMANCE • Discover your unique strengths through the scientifically validated Big Five personality framework. • With over 20,000 real data points, Kaski.ai delivers precise personality mapping to help you train and compete in ways that fit you. AI COACHING THAT FEELS PERSONAL • Your egoless AI coach adapts to your personality, goals, and training style. • Get real conversations, actionable advice, and mental strategies tailored to your game. • From staying calm under pressure to building confidence, every insight helps you perform when it matters most. TRACK YOUR GROWTH • Log workouts, matches, and progress all in one place. • Monitor physical stats, analyze performance patterns, and connect your mental and physical training for a complete picture of development. CONNECT WITH COACHES • Share performance data, personality insights, and training metrics securely with coaches or teammates. • Improve collaboration, communication, and mutual understanding to grow together. YOUR DATA. YOUR CONTROL. • Your privacy is built into the core of Kaski.ai. • All personal data is encrypted before storage, and no identifiable information is shared when your messages are processed. • You decide what to share and with whom. CO-CREATED WITH PROFESSIONAL ATHLETES AND MEDICAL PROFESSIONALS Developed in collaboration with professionals player Emil Ruusuvuori and other elite athletes, Kaski.ai brings real-world tennis experience and sports psychology together — transforming advanced science into practical performance tools. BUILT ON SCIENCE. DRIVEN BY DATA. Kaski.ai combines validated psychological models with machine learning to deliver personalized coaching that evolves with you — every conversation, every match, every day. Kaski.ai is designed for athletes and coaches who want to train smarter, compete stronger, and understand themselves on a deeper level. Understand your strengths. Rule the court.
Shank Tracker
This app helps tennis players improve their game by tracking match results, session data, and tournament performance. It provides visual trend charts and monthly breakdowns to identify weaknesses and track progress over time. Gain a data-driven edge to understand and elevate your performance on the court.
- Track win rates by surface, opponent, and format
- Monitor progress with visual trend charts
- Log every match with set and leg details
- Built-in tournament tracking
- Monthly breakdowns for pattern identification
- Personal bests and streak tracking
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Stop guessing. Start winning. ShankTracker gives tennis players a data-driven edge by tracking every match, session, and tournament result in one clean dashboard. Whether you're a club player or competing seriously, ShankTracker turns your game into actionable insights. What you get: Track win rates by surface, opponent, and match format Monitor progress over time with visual trend charts Log every match with full set and leg breakdowns Compete and compare through built-in tournament tracking Monthly breakdowns to spot patterns and fix weaknesses Personal bests, streaks, and achievement tracking Built for tennis players who want more than a scoreboard — ShankTracker is your coach, analyst, and stats engine in one app. Know your game. Own your game.
Screenshots
Verdict
The clearest difference is in-app purchases: Shank Tracker at none against Kaski.ai's 6. 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
Both are free to download. Kaski.ai sells 6 in-app purchases, starting at $9.99 per month. Shank Tracker asks for nothing beyond the download.
Kaski.ai ships an update fortnightly, Shank Tracker monthly. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.
| Parameter | Kaski.ai | Shank Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Fortnightly — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 99 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Kaski.ai Oy | guillermo chaves |
In-app purchases
Kaski.ai
- Athlete Monthly$9.991 Month
- Wellness Monthly$9.991 Month
- Coach Monthly$27.991 Month
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- Athlete Yearly$89.001 Year
- Wellness Yearly$89.001 Year
- Coach Yearly$279.001 Year
Shank Tracker
No in-app purchases









