QuickEdit (full name: QuickEdit Text Editor) is a small, fast, stable and full-featured text/code universal editing application for Android platform. It has been optimized for use on both smartphones and tablets, can be used as a standard text editor for plain text files, or as a code editor for programming files, and is equally suitable for both advanced and ordinary users.

Poseit is a human body sketch posing reference application for mobile platform, which was originally a personal tool of the developer (completed and released during the epidemic blockade, which was also his first mobile application work), to help him draw the most challenging figure pose. After the public release, it can serve more artists who have the same needs. It enables you to create your own reference poses for your drawings or even export your posed characters and all the 3d models in your scene.

There are already countless chatting software (such as WhatsApp, Skype, Discord, Facebook Messenger), but almost all of them are non-free software based on central servers, and their security and privacy are not guaranteed (any chat history of you will be sold to various companies). Many of them claim to encrypt communication content, even with end-to-end encryption, but when a platform is proprietary, there is simply no way for others to verify that it is as secure and private as it promises to be. Of course, there are some really safe and reliable ones, but they are frequently blocked by governments of various countries and cannot continue (such as Signal, Telegram).

PictoBlox is a programming and AI education platform for kids and students, developed by STEMpedia, based on Scratch. It is essentially a third-party client for Scratch, making coding fun and easy. And it is therefore seen as the ideal companion for kids taking their first steps into the world of programming, which can help them test their ideas, learn how to import coding concepts and put everything they learn into real programs.

Musify is an excellent music batch download and conversion tool, developed by iTubeGo from Hong Kong in China. It can not only help users quickly download/extract high quality music from over 1000 online music/video sharing sites for offline listening, but also convert audio/video to various common audio formats for playback on different devices, so users don't need to bother about transcoding. Moreover, the conversion process does not lose the original audio quality.