Report updated Apr 18, 2026
RacquetTune - String Tension
For competitive tennis players and enthusiasts looking to track string tension degradation and customize racquet specifications.
Overview · Full Intel report in progress
RacquetTune - String Tension is an established sports app that is a paid app. With a 4.6/5 rating from 463 reviews, it shows polarized user reception.
What makes this app unique?
What Does It Look Like?
What Are The Key Features?
Uses sound frequency analysis from tapping strings to calculate stringbed tension and stiffness.
An interactive tool designed to assist users in customizing their racquet to match specific stroke patterns.
Allows users to simulate and compare different racquet configurations.
How much does it cost?
Who Built It?
Sten Kaiser
Providing high-precision measurement and timing utilities for competitive athletes and sports enthusiasts.
Portfolio
10
Apps
What other apps does Sten Kaiser make?
SprintTimer Pro
SprintTimer - Photo Finish
LapTracker - Auto Timer
SpeedClock - Video Radar
FitnessMeter - Test & Measure
SeeLevel - visual clinometer
Explore the full Sten Kaiser report
Portfolio breakdown, audience, momentum, and every app published by Sten Kaiser.
Analysis in progress, available soon
What do users think recently?
Analysis in progress, available soon
View the full user-sentiment analysis
Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.
Analysis in progress, available soon
What is the competitive landscape for RacquetTune - String Tension?
Where is it available?
Localized markets (6)
How's The Sports Market?
How does it evolve in the Sports market?
Rank progression
111 active rankings tracked — 30-day window
Strategic analysis coming soon
SWOT, key takeaways & outlook
The outtake for RacquetTune - String Tension
Key Takeaways
While the app offers unique diagnostic tools for racquet maintenance, recent user feedback highlights significant concerns regarding technical reliability and measurement consistency.
Where Is It Heading?
Trend analysis
Available very soon