Disclaimer. The resource links are available and as-is during the time this page is published. The information contained does not promise functionalities or supplementary materials if certain results are not achieved.
Android Studio (IDE)
https://developer.android.com/studio
Android Studio provides a unified environment where you can build apps for Android phones, tablets, Android Wear, Android TV, and Android Auto. Structured code modules allow you to divide your project into units of functionality that you can independently build, test, and debug.
Free Icons (SVG)
Scalable vector graphic (SVG) is a standard graphics file type used for rendering two-dimensional images on the internet. SVG files are written in XML, The XML code in an SVG file specifies all of the shapes, colors, and text that comprise the image.
SVG Compressor
SVG image compressor shrinks your SVG logos, illustrations or icons to the smallest file size and best quality possible.
Free Image Resizer – Adobe
https://www.adobe.com/express/feature/image/resize
Resize your image for free. Use Adobe fast, easy, and free online photo resizer to change the dimensions of any picture. Powered by Adobe Photoshop.
Color Wheel – Color Palette Generator
https://color.adobe.com/create/color-wheel
Create color palettes with the color wheel or image, browse thousands of color combinations from the Adobe Color
Free Sound Effects
https://mixkit.co/free-sound-effects/
Use these royalty free sound effects for video editing and audio projects.
Reduce MP3 File Size Online
MP3Reducer is a free service that allows you to reduce MP3 file size online, compress mp3 audio files online. Useful service to reduce the MP3 audio bitrate.
Free logo maker
Develop a unique brand Identity for your app when publishing to Google play store.
Renderforest – Video maker
Renderforest offers you the best online branding tools to create high-quality videos, logos, graphics, mockups, and websites with minimal time and effort.
Free Terms and Conditions Templates
https://simply-docs.co.uk/ASP-Agreements/Web-Based-Software-Terms-and-Conditions
Free terms and conditions template for mobile app publication