Featured productivity app
VideoHero
Turn slides into narrated videos
Import a PPTX with its matching PDF, use slide notes as narration, generate AI voiceover and subtitles locally, then export a finished MP4.
macOSWindowsPPT to VideoLocal AI
Independent apps by Yang Xuehui
Small apps that feel useful
MichaelDev is a personal software brand focused on useful native-feeling tools: PPT-to-video workflows, text-to-speech utilities, context-menu enhancements, and quiet apps for daily practice. The productivity apps are moving toward a cross-platform desktop workflow across macOS and Windows.
Solve real problemsSmall ideas, clear value, simpler frequent actions.
Local-first by defaultKeep user files, private materials, and daily work close to the device.
Tested in daily useUsed by the developer, then improved with user feedback.
Featured Apps
Focused tools for creators, teachers, and desktop power users
Featured productivity app
TTSMate
A smoother text-to-speech workflow
A practical text-to-speech utility for creators, educators, and anyone who needs clean voiceover files without a complicated workflow. Currently focused on macOS, with Windows support planned.
macOSWindows plannedText to Speech
Featured productivity app
RightClickMate
Put frequent actions in the context menu
RightClickMate brings 14 practical tools into your desktop context menu and menu bar, covering file creation, path copying, terminal access, batch processing, image utilities, privacy masking, and workspace shortcuts.
macOSWindowsContext Menu Tools
More Apps
Small companions for learning and practice
DayDayUp
A daily quote companion for steady personal growth.
iOSiPadOSWidgets
功课助手
A practice tracker for daily spiritual routines.
iOS
诵经助手
A chanting companion with a focused reading experience.
iOSWindowsHarmonyOS
念佛助手
Stay focused during mantra recitation.
iOS
拜忏助手
A structured helper for repentance practice.
iOS
Help Center
Guides, FAQs, and troubleshooting docs for every app
About MichaelDev
An independent developer brand for self-used productivity and practice tools
MichaelDev is the home for apps built by Yang Xuehui. The focus is simple: make tools that solve a specific problem, feel calm to use, and remain easy to maintain.
Users can learn what each app does and find guides and common questions here.