tudo lists vs PING

tudo is an experiment on simple, private, yet synchronized to-do lists. Anonymous No mandatory user accounts or tracking of any sort. Shareable Lists can be shared between your devices or trusted contacts simply using the list id. Real-time Changes to lists propagate immediately to every connected device where the app is open and online. Private Each to-do list has a random unique identifier that is effectively impossible to guess. Offline-first No loading screens. The app stores all the data it needs locally and works perfectly without a connection. Open-source Look at how it's built. Modify it. Host it yourself. Maybe help me improve it?

PING is a simple to-do app for personal tasks and shared tasks with someone close to you. Create your own to-dos, connect with a friend, partner, or family member, and manage shared tasks together. PING helps you stay aware of what needs to be done through shared lists, notifications, widgets, and lock screen wallpaper updates. Key features: - Personal to-dos and shared to-dos - Invite-code based connection - Task completion, editing, deletion, and ordering - Push notifications for shared task updates - Lock screen widgets - Lock screen wallpaper generation through Apple Shortcuts - Multi-language interface PING is designed to feel light, quiet, and easy to use every day. Supported languages: English, Korean, Japanese, Simplified Chinese, Spanish, French, German, Portuguese, Vietnamese, Thai, and Indonesian.