Isokratis PA

Isokratis PA is the definition of digital Isokratis for Byzantine Music.

Contains Isokratis and Tuner sound sets. Additionally, you can load your own 16-bit WAV or MP3 Ison sounds. Isokratis can be used to keep the isokratima (ison, ίσον) for home or school practice by the student, teacher and chanter of the Psaltiki Art (Byzantine Music).

Most important Feature List:

1. 12 Keys/Tones for Ison

2. Bluetooth keyboard connection capability

3. Byzantine Music scales selection: 72ET (Committee 1881 Diatonic (12-10-8 etc.) + Neanes (second mode) scale + Necheanes (plagal second mode) scale + Trochos + Triphonia, Chrysanthos, Didymos, European) – see here for details:

4. Sounds (your own): Create and Load Your Own 16-bit WAV or MP3 Ison files (up to 6 sets)! – see here for details:

5. Sounds (internal): Isokratis 1 (single human voice), Isokratis P2 -12 (single human voice), sPro light

6. Isokratis Deck (Iso Deck) in Portrait or Landscape: Isokratis on top of other apps, e.g. PDF reader (we recommend eBookDroid)

7. Coarse Pitch Shift in 6 or 2 or 1 72ET-cent steps from -60 up to 36 !

8. Fine Pitch Shift in 0.1, 0.5 or 1 72ET-cent steps.

9. Total Pitch shift every 6, 2, 1, 0.5 or 0.1 cents:

a. -60, -54, -48, …, -6, 0, +6, …, +30, +36 (every 6 cents)
b. -60, -58, -56, …, -2, 0, +2, …, +34, +36 (every 2 cents)
c. -60, -59, -58, …, -1, 0, +1, …, +35, +36 (every 1 cent)
d. -60, -59.5, -59.0, …, -0.5, 0, +0.5, …, +35.5, +36 (every half cent)
e. -60, -59.9, -59.8, …, -0.1, 0, +0.1, …, +35.9, +36 (every tenth of a cent)

10. Pitch Shift in Real Time (while key pressed) or on the next Key Press

11. Real Fade In/Out engine, that allow for different duration options, for best sound change

12. Depiction of the pressed key Frequency

13. Reset/Save Settings capabilities

14. Theme Selection: Rectangular or Round Buttons

15. Portrait or Landscape operation, with Orientation lock option

16. Second Sound Package for devices having low performance on the Sound Engine

For best sound experience, please connect your phone/tablet to your home theater, or to good computer speakers with sub-woofer, that can handle well low frequencies (bass). Sound depends a lot in the quality of the speakers.

We recommend new good brand devices with Android 5.0 or later, and at least quad-core processor and 1GB of RAM. Please check the List with Devices where Isokratis is shown to work well: . If your device doesn’t work well, please select from the Settings, Sound Package #4. If you are still facing problems please contact us!

* If you like our app, please give us a positive rating to support our development efforts. If you face any problems, please don’t hesitate to email us.

* Isokratis PA is copyright protected. Sounds “Isokratis 1”, “Isokratis P2 -12” and “sPro light” are copyright protected. You can’t reverse engineer it, nor violate our copyrights.

* The use of Isokratis PA (with or w/o its sounds), or the sounds of Isokratis PA, in commercial sound/video recording or commercial multimedia/internet content, is forbidden without our written consent.

* Isokratis PA is sold exclusively by the Google Play Store.

Thank you for supporting our development efforts, by purchasing our work.
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What's New

Release 5.4.2 - Free upgrade

* Minimum pitch shift reduced to -60 moria (from -36)
* zo and Zo' in Chrysanthos scale were corrected by 1 morio (72ΕΤ), so that (Ζo')-(Ζo'enharmonic) = 4 moria.
* Android 8+ (Oreo) support
* Support for long screens
* App optimizations

** To show the Iso Deck in Android 6, go to the App Manager -> Settings -> Draw over other apps -> Enable for Isokratis PA.
** Do not forget to save the settings!
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Additional Information

Eligible for Family Library
Eligible if bought after 7/2/2016. Learn More
January 22, 2018
Current Version
Requires Android
4.2 and up
Content Rating
Offered By
Sonap IT
616 Corporate Way Valley Cottage, NY 10989 United States
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