PureMarkdown vs Calcium Text Calculator

Features： 1.Cross-device Sync Sync across iPhone / iPad / Mac with no device limits and real-time updates 2.Privacy & Security Notes are stored only in your iCloud. No external servers or background data collection 3.Efficient Writing Support for note templates and custom templates for quick creation; keyboard shortcuts available on Mac 4.Multiple Export Formats Export notes as images, PDFs, or mind maps for easy sharing, archiving, and structuring 5.Data Migration Batch import and export of Markdown notes for easy backup and migration 6.Organization Manage notes with notebooks and tags to keep your content well-structured If you are looking for a simple, privacy-focused note-taking app that works seamlessly across devices, PureMarkdown is a great choice. This app does not collect user data. All content is stored only in the user’s iCloud account.

Calcium is a text editor that updates math results as you type. Use `=>` to compute expressions. It supports all kinds of units. Best of all, it's free and open source!