This update from Apple will improve the functionality of this app. No new features are included.

- Fixed the problem with detecting sound on iOS 26.4 and later.
- Fixed an issue with contributing strings to the online database.

- All weights in swingweight can be removed with a long press on the +Weight button.
- A problem with uploading the database has been fixed.

- Easier to pick strings in the online DB.
- A sound detection problem on some device has been improved/fixed .

iOS 13 compatibility improvements (dark mode will come later).

Picking a racquet will automatically pick the string used last time.

- A set up in History for configuring the display.
- The tension drop in % can be displayed in the curve view.
- A potential crash in the curve view has been fixed.

- The curve view in History has been restored and improved.
- A 'broken string' setting in save tension.
- 'Played hours' can be set as a decimal.
- Stiffness is shown in the History detail view.
- Fixed a problem with duplicated comments in History.

This is a major update of RacquetTune that contains:
- Better adaption to different screen sizes
- New tension database
- New swingweight database
- Better handling of hybrid strings
- Interface improvements
- Much improved data export
- A lot of smaller fixes and improvements

- iOS 11 compatibility
- Fixed a database conflict

Fixed a problem in the tension display that could cause a crash on some devices.

- Twistweight in the swingweight calculator.
- The swingweight calculator can display changes as well as absolute values.

- Fixed the formatting of the exported testdata in countries with decimal point.
- Fixed a problem with a frozen database that could occur while testing.

- Racquet, string and test data can be saved to iCloud for easier backup and transfer to another device.
- More string patterns in Stiffness.
- Bug fixes in Swingweight.
- Fixed the translate button in the Guide.
- iOS 10 updates.

- Current racquet and string are displayed on the test page (tap on the sound curve).
- Consistent use of decimal comma in relevant countries.
- Several minor fixes.

- Improvements in the sound analysis resulting in even more consistent results and fewer strikes.
- Access to on line racquet data in SwingWeight.
- iOS 9 compatibility.
- Some minor fixes.

The Stiffness Calulator is now free to celebrate the 5:th annivesary of RacquetTune.
Updates in 5.6:
- Double tap on the sound graph to see the harmonics (can be useful for difficult racquets).
- When sorting racquets 'Recent' now means 'recently used', not recently added as before.
- Some minor fixes.

- The tension drop is displayed on the test page
- A number of minor fixes

Fixed a crash when deleting a row in History.

- Interface improvements (better consistency)
- iOS 8 adaptions
- Stiffness in History graphs.
- Frequency in the tension range setting.
- Unit setting in the save dialog remembered
- A number of minor fixes

- The string factor measurement has been improved for thinner strings (e.g. Badminton).
- Sorting racquets in History.
- Strange characters appearing in the racquet list in some languages has been fixed.
- Other minor fixes.

- Annoying update dialog removed.
- iOS 5 fix.

New in 5.2
- Additional sound analyzis algorithm (FFT) to handle difficult racquets.
- Microphone sensitivity can be set on newer iPhones to handle weak sounds (e.g. badminton racquets).
- A default unit can be set in Tension.
- Easier to select brand and string when searching the online database.
- More consistent interface in Tension.
- Translation in the info dialogs (Google translate, so sometimes a bit weird).
- Other minor fixes and updates.

- Additional sound analyzis algorithm (FFT) to handle difficult racquets.
- Microphone sensitivity can be set on newer iPhones to handle weak sounds (e.g. badminton racquets).
- A default unit can be set in Tension.
- Easier to select brand and string when searching the online database.
- More consistent interface in Tension.
- Translation in the info dialogs (Google translate, so sometimes a bit weird).
- Other minor fixes and updates.

- Fixed an error in machine tension when saving tests.
- Improved stability in Swingweight.
- Other minor fixes and updates.

- New design.
- Much improved search, save, and contribution to the online string data base.
- Display history while measuring (tap on the sound curve).
- Sound frequency as a display option.
- Improvements and fixes in the history curve
- Other interface improvements.
- Documentation improvements (more info buttons, Q&A in Guide etc)
- Several minor updates and fixes

Interface adaptions for iPhone 5s & 5c
The ability to edit racquets and strings has been restored