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Sports

RacquetTune - String Tension

By Sten Kaiser

RacquetTune estimates string-bed tension from tapping audio and models swingweight/stiffness changes.

View on the App Store
Our take

Consider for repeat comparisons checked against appropriate measurement methods

Racquet histories and data export help track a known setup.

Keep in mind: Quoted precision is not independently validated; manufacturer explicitly distinguishes string-bed tension from stringing-machine settings, so do not directly compare them. Mic/tapping/setup affect estimates.

What you can do

  • Capture a supported tap estimate
  • Track/export racquet histories
  • Model eligible added-weight or stiffness configurations

App Store review themes

Recurring praise and complaints, grouped by topic.

3 reviews · US App Store · Written feedback; review platforms are not identified

What reviewers like

No recurring positive theme has at least three supporting reviews.

What reviewers dislike

No recurring negative theme has at least three supporting reviews.

Good for

  • Players testing repeatability on their racquet

Consider alternatives for

  • Users expecting certified tension or guaranteed ideal playing setup

Limitations & considerations

  • Captured minimum: iOS 12.0.
  • Quoted precision is not independently validated; manufacturer explicitly distinguishes string-bed tension from stringing-machine settings, so do not directly compare them. Mic/tapping/setup affect estimates.

Privacy & permissions

Microphone input, equipment notes and emailed data require permission/recipient review.

Sources & review notes Updated Nov 11, 2026

Reviewed by iApp4Me Editorial Team. Recommendations use the linked documentation and attributed accounts; device observations are identified separately.

  1. US App Store developer description

    Complete description, download price and compatibility metadata captured 2026-11-02.

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Review themes: 3 US App Store written reviews, updated Mar 28, 2026–Jun 9, 2026. Collected Nov 5, 2026.

Review sources & grouping details

These themes use the completed local review collection and Codex analysis: the latest accessible written reviews within one year, up to 500 per app. This is an accessible sample, not a guarantee of all reviews or a measure of all users.

The feed does not identify each review’s platform. Its date is an update timestamp and may reflect an edited review. Versions shown belong to individual reviews; reported limitations are not verified current-version behavior.

Codex grouped explicit opinions from the review text, with original-text evidence retained. Counts use distinct review IDs, independently of star rating. A review may appear in several topics. The three most-mentioned topics per side are shown first; where more are available, expand the list to see every topic supported by at least three reviews. Group summaries describe recurring aspects across the group; individual examples retain their own context and do not stand in for the whole group. 0 reviews were too general, unclear or off-topic to assign a specific theme. Example summaries are paraphrases; the labeled excerpts are original review text. Analysis updated Nov 10, 2026.

  1. Apple US review feed — page 1.