openote vs Oysterun

openote — Markdown notes with free sync. No account. No subscription. Other note apps charge a yearly fee just to sync your own devices. openote syncs iPhone, iPad and Mac through your iCloud Drive — free, with no account to create. Your notes stay plain .md files. Open them in the Files app or any Markdown editor, and take them anywhere. No proprietary format, no lock-in. --- WHY OPENOTE Free iCloud sync Notes sync through iCloud Drive on your own Apple account. No sign-up, no subscription. Plain Markdown files Every note is a standard .md file. Front matter, checklists and [[wiki links]] are kept exactly as you wrote them. Safe across devices If a note changes on another device while you're editing, openote keeps both versions instead of silently overwriting one. Your last words are saved even if you switch apps or quit right away. Mermaid diagrams Flowcharts, sequence diagrams and more render live from Markdown. Start from a template, pinch to zoom, tap to edit the code. Rendering works offline. On-device AI On devices with Apple Intelligence, summarize a note, get tag suggestions, or turn a sentence into a diagram. It runs entirely on your device — nothing is sent to a server. --- FEATURES Editor - Rich Markdown editing, with a source mode when you want the raw text - Checklists, tables and code blocks - Auto-save - Word and character count Organize - Folders and #tags with autocomplete - [[Wiki links]] between notes - Full-text search in English, Korean and Japanese Sync & files - iPhone, iPad and Mac via iCloud Drive - Browse your notes in the Files app - Export a note as PDF Shortcuts & Siri - Create, open and search notes from Shortcuts and Siri - Notes appear in Spotlight search --- PRIVACY - No account, no email - No tracking - Your notes stay in your iCloud and on your devices - AI runs on your device Everything is free. openote has no in-app purchases. openote — Your notes, your files.

Oysterun lets you run powerful AI agents on your own computer while controlling everything from your phone. Unlike cloud-only AI products, Oysterun gives you ownership of your agents, data, and workflows. Connect your Mac, start AI sessions remotely, receive notifications, review tool actions, and stay productive wherever you are. Whether you're building software, researching information, automating tasks, or helping family members use AI, Oysterun makes advanced AI accessible from anywhere. Features: • Connect to your own Mac • Run AI agents remotely • Real-time notifications • Approve or reject tool actions • Monitor agent progress • View conversations and outputs • Secure device pairing • Bring your own AI provider Built for makers, professionals, and families who want AI that works for them—not the other way around.