This is not a stand alone app. Theme requires Kustom Live Wallpaper Maker PRO application (not free version of this app).
TECHDOTS Theme for KLWP was made for screen ratio 16:9 and 19,5:9 (you should make small changes in the arrangement of elements for another screen ratios).

What you need:

✔ Kustom (KLWP) PRO
✔ Compatible launcher that supported by KLWP (Nova launcher is recommended)

How to install:

✔ Download TECHDOTS Theme for KLWP and KLWP PRO application
✔ Open your KLWP app, choose menu icon on top left, then load preset
✔ Find and tap on the TECHDOTS Theme for KLWP
✔ Hit "SAVE" button on the top right

Instructions:

In the Nova launcher settings you need:
✔ select 1 screen
✔ hide status bar and dock

In the KLWP settings you need:
✔ select 1 screen

Special thanks to:
21MaRcO12 for some elements of TECHDOTS Theme for KLWP

Please contact me with any questions/issues before leaving a negative rating about TECHDOTS Theme for KLWP.