PiaTune9.4.1 - App Store

PiaTune is a professional-grade piano tuning app designed for professional piano tuners and tuning enthusiasts.
PiaTune tunes the piano like an aural tuner would tune.

FREE VERSION
Free version is fully functional and comes with 500 free notes. After free notes expire, measurement is disabled. You can continue to view files and access menu items.

PAID VERSION
You can remove limitations by upgrading to paid version through In App Purchase.
Paid Version price is US$ 99.99.

PiaTune is your simple, fast, reliable, precise and versatile tool to assist you in your tunings.

SIMPLE
Using PiaTune is simple. Just select piano size, measure or sample inharmonicity, set tuning parameters and start tuning.

FAST
PiaTune measures inharmonicity of all 76 notes in just a few minutes. Or you can sample a few notes and fill in the rest automatically in just a few seconds.
Built-in generic files let you start an “out of the box” tuning right away.
Measure starting pitch, smooth, trend data and transfer to use for over pull. You can also use on the fly over pull starting pitch measurements.

RELIABLE
Be it a spinet, console with poor scale design or a concert grand, PiaTune always calculates an optimum tuning curve. You can set stretch options for bass, middle and treble while observing the best fit tuning curve.

PRECISE
PiaTune is precise to +/- 0.01 cents.

VERSATILE
Besides tuning functionality, PiaTune also offers screens that help with Voicing and Measuring Beats.

For more information visit https://piatune.com

Version History - Fixes tone playback bug 9.4.1 Sep 28 - P12th stretch can be included/excluded optionally in Magic Wand through Settings > Tuning > Include P12th in Magic Wand.
- Improves Advanced IH measurements
- Improves indicator and spinner display movements
- Adds microphone meter to Tuner and IH/TC/SP screens
- Improves low frequency rumble handling
- Improves performance
- Adds an optional flash screen feature to the IH screen, when inharmonicity measurement of a note is completed in Advanced IH mode. Flash duration can be set through Settings > Tuning > Flash Duration. Default is zero (no flash). 9.4 Sep 22 - Native or PiaTune can be set as file manager through Settings > General > File Manager. Requires relaunch. Default is Native.
- Tap empty space in Tuner and IH/TC/SP screens with two fingers to toggle full screen on/off
- Adds Treble Scheme dialog to Magic Wand
- P12th is excluded from Magic Wand. It is a tuning system by itself that can be selected exclusively.
- Built with iOS 26 SDK
- Bug fixes 9.3 May 31 - Improves mute less rough pitch raising
- Fixes note switching mode bug in IH screen
- Changes indicator style in IH, TC and Check Pitch screens
- Disables long press gesture on horizontal scale in Check Pitch screen
- Shows +/- 1 cent status when changed 9.2 Mar 29 - Fixes note switching bug in Check Pitch screen
- Fixes a bug that would crash Magic Wand
- Selected mid stretch from beats chart can be applied as Magic Wand Filter
- +/- 1 Cent Indicator can be activated/deactivated by swiping down/up with two fingers on center screen
- Revises restricted characters in file name 9.1 Mar 2 - P12th stretch option
- Temperament beats chart
- Tone generator
- Over Pull Marker
- Dark mode support
- iCloud Drive support
- App launch by tapping file
- Files can be sorted by name and date
- “Minimal” display type
- Inharmonicity Treble Filter
- Narrow Triangle indicator style
- 0.2 cent ticks on 100 cent logarithmic dial scale
- Multi Partial fast/slow option
- Improved Magic Wand.
- 4th/5th, Wide, Wide2, Wide3, Wide4 stretch options renamed
- SP screen zero line is made red and thicker
- Number of tenor wound notes is increased
- Note box is made semi transparent in TC screen
- Measure Beats screen shows calculated fourth/fifth beats
- Measure beats reflect custom offsets
- Start page revised
- Extra Bass Notes section in User Manual
- Default stretches updated
- Bug fixes 9.0 Jan 15 - Fixes a bug about Magic Wand scoring
- Adds Wide2, Wide3 and Wide4 stretch options
- Magic Wand shows absolute scores instead of relative to top score 8.0.3 11/26/2024 - Fixes a bug about over pull not activating in some cases
- Adds Magic Wand Scheme setting
- Revises Magic Wand dialog
- Adds “Wide” 4ths/5ths stretch option
- Updates tutorial, help and manu 8.0.2 11/14/2024 - Advanced Inharmonicity Model
- Multi Partial Indicator Response
- Averaging Indicator Response options
- Horizontal/Vertical Indicator, Horizontal Phase displays
- Enhanced User Interface
- Custom Offsets for all notes
- Color changing indicator when close to target
- Adjustable closeness/indicator tolerance
- New Bass, Mid and Treble stretch options
- Built-in microphone selection 8.0 11/07/2024 Fixes a crash issue. 7.0.1 12/21/2023 - The new “Magic Wand” feature analyzes the piano and offers bass/mid/treble stretches for best fit tuning curve.
- New and enhanced Over Pull features.
- Improved automatic note switching.
- Piano types, default stretches, generic values are revised.
- La0-Do8 note naming is available.
- New stretch options: 4:2(+), 8:4/8:2, 10:5/8:2, 9:3/6:2
- Shows clock on Tuner screen.
- New color theme.
- Fixes crash issue during incoming call. 7.0 12/16/2023 - Fixes a bug that would crash the app when over pull help button is tapped.
- Updates What is New information 6.0.1 05/28/2023 - Starting Pitch (SP) screen
- Automated starting pitch sampling
- Smooth/Trend option for starting pitch values
- Auto set Tuning Curve
- Improved Over Pull calculations
- New Over Pull parameters
- Check Pitch screen
- Keyboard on Tuner, IH, TC, SP and Check Pitch screens
- Improved user interface
- Additional stretch options
- Bug fixes, improvements 6.0 05/25/2023 - Edit inharmonicity feature is fixed
- iPad orientation is set to landscape 5.6.4 01/03/2023 Important bug fix: Fixes A4 frequency setting in Inharmonicity / Tuning Curve screen. 5.6.3 12/26/2022 Built with iOS 16.2 SDK 5.6.2 12/19/2022 - Fixes a bug related to the calculation of rough tuning targets that drive the horizontal scale in the inharmonicity screen. 5.6.1 12/18/2022 - Start screen has Simple and Advanced options to increase ease of use

- Basic and Full options are added to settings screens

- Settings can be accessed from inharmonicity screen as well

- A pop-up message is displayed for first time inharmonicity measurement in simple mode

- Inharmonicity editing functionality is added to inharmonicity screen

- Over pull sampling directs to over pull settings if first time.

- An exit mechanism is added during sampling over pull

- Changes default stretch for upright to 8:2/6:3 - 3:1 - 2:1

- If measured partial is changed by the user it is shown in color. (does not apply for auto partial)

- Smoother transition from 6:3/4:2 and 3:1 towards treble

- Smoother transition to 3:1 treble 5.6 12/11/2022 Inharmonicity Screen:
- Single tapping buttons switch a semitone and double tapping an octave.

- Improves dragging note selection line. 5.5.3 12/01/2022 Inharmonicity screen:
- After measuring A0-A1-A2-A3-A4-A5-A6 an idealized template curve is shown.
This curve is also used to calculate rough tuning targets, which will drive the horizontal scale.

- Manual note switching is now done by swiping the horizontal scale, and the buttons are slightly enlarged and have double arrow images to indicate that they will switch an octave higher and lower.

- Horizontal scale in Inharmonicity Screen can be toggled between log and linear scales by tapping on the scale. The scale is now from -80 to +30 cents.

Other:
- Check Note screen displays partials by note name.

Noisy Environment option is added to Settings> Microphone.
When Noisy environment is ON mic icon color changes.

- Long pressing mic icon opens microphone settings (only available in main screen).

- Show display option is added to Settings Display.

- Bug fixes. 5.5.2 11/21/2022 A4 frequency is highlighted if not equal to 440 Hz. 5.5.1 10/15/2022 PiaTune files are accessible from Files App. 5.5 10/12/2022 Fixes missing help screens for Files and Custom Offsets 5.4 09/22/2022 Fixes auto mic level setting
Extends last wound note range to A3 5.3 09/22/2022 Improves measurement in noisy rooms (HVAC etc.) 5.2 09/13/2022