GUI Using Python With Kivy, Deploy It to APK, From Any Operating System Without Virtualbox 👐

Make an android app with kivy or kivymd, which also support Windows, Mac, Linux, and Raspberry pi also.

Kivy(Python Framework) to Android App

Step 1.

Ubuntu 18.04 user can skip this step.

Other operating system install Ubuntu 18.04 in docker, as shown bellow. Remember if you install Ubuntu in this process you don’t have to waste very much ram like virtual box.

Try another Linux environment on one using Docker without virtual box or it’s alternative which…

Step 2 : Install Kivy

In ubuntu Kivy is built from the packages python-kivy, python-kivy-examples.
So install these packages by run ..

sudo apt-get install python-kivy python-kivy-examples debhelper python python-all-dev cython libgl1-mesa-dev libgles2-mesa-dev

Buildozer

Buildozer is a tool that aim to package mobiles application easily. It automates the entire build process, download the prerequisites like python-for-android, Android SDK, NDK, etc.

How to install ?

First of all download buildozer.

apt install git # if git is not installed already
git clone https://github.com/kivy/buildozer.git

Install Python

sudo apt install python3.6

Install Setup tools

sudo apt-get install python3-setuptools

Go to buildozer directory

cd buildozer

Install setup.py by this command

sudo python3 setup.py install

Install some packages

sudo apt install -y git zip unzip openjdk-8-jdk python3-pip autoconf libtool pkg-config zlib1g-dev libncurses5-dev libncursesw5-dev libtinfo5 cmake libffi-dev libssl-dev
pip3 install --user --upgrade Cython==0.29.19 virtualenv
export PATH=$PATH:~/.local/bin/

Install Cython

sudo apt-get install cython

Convert Your App to APK

Move to the directory where your kivy project present

Initialize Buildozer

buildozer init

Write nano buildozer.spec

Do some changes

#(str) Title of your application    
title = My Application (name of your applications)
#(str) Package name    
package.name = myapp (package name)

And also change this

#(str) Android logcat filters to use    
#android.logcat_filters = *:S python:D

to

#(str) Android logcat filters to use    
android.logcat_filters = *:S python:D

run the last command

buildozer android debug deploy run

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