Synapse Notes vs noteriv

Synaps Notes is a private, on-device note app built for local AI. Write and organize notes directly on your iPhone. Chat with your own notes and documents using local AI models. Import PDFs, images, and text files with OCR support. Keep your data on-device by default, with optional Google Drive backup. No account is required to use the core features

Noteriv is a powerful, open-source markdown note-taking app built for writers, developers, and anyone who thinks in plain text. Your notes are plain markdown files — no proprietary format, no lock-in. Open them in any editor, anywhere. EDITOR • Live markdown preview, source mode, and read-only mode • Formatting toolbar — bold, italic, headings, links, lists, code, tables • Auto-save with configurable intervals • Full markdown support: task lists, tables, fenced code blocks with syntax highlighting, LaTeX math, Mermaid diagrams, callouts, footnotes, and more KNOWLEDGE MANAGEMENT • Wiki-links — link notes with [[note name]], supports aliases and heading links • Backlinks panel — see every note that links to the current file • Hierarchical tags with #tag and #parent/child syntax • Vaults — multiple vaults for different projects • Folders, bookmarks, quick open, full-text search, daily notes ADVANCED FEATURES • Templates with variables (date, time, title) • Frontmatter/YAML metadata editor • Note composer — merge or split notes • File recovery with automatic snapshots • Flashcard review with spaced repetition (SM-2) • Dataview queries — query your vault like a database • Table of contents generation SYNC • GitHub sync — push and pull notes to any GitHub repository • Auto-sync every 5 seconds with background sync PRIVACY • All data stored locally on your device • No accounts required, no telemetry, no tracking • Optional GitHub sync — you control your data