openote vs Noteline
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
openote
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openote โ On-device AI Markdown Notes AI that runs on your device. Standard .md files. iCloud Drive sync. openote keeps your notes truly yours. --- WHY OPENOTE? iCloud Drive sync openote syncs your notes across all your devices through your own iCloud Drive. No third-party servers in between. On-device AI (iOS 18.1+) Summarize a note in one tap. Get smart tag suggestions. Turn plain text into Mermaid diagrams. Powered by Apple Foundation Models running entirely on your device โ fully offline, no data leaves your device. Real-time Mermaid diagram preview Write diagrams in markdown and see them render instantly. Flowcharts, sequence diagrams, class diagrams โ no plugins, no internet required. Standard .md files No proprietary format. Open them in any editor, on any platform. Move them out anytime. Truly lock-in free. No account. Fully offline. No sign-up. No email collected. No tracking. AI runs only on your device. --- CORE FEATURES Markdown Editor - Real-time syntax highlighting - Auto-save every 0.5 seconds - Customizable toolbar (markdown, lists, Mermaid shortcuts) - Word and character count Smart Search - Full-text search across title and body (FTS) - Highlighted search results - Korean, English, and Japanese search support Tags and Folders - #hashtag syntax for instant categorization - Tag autocomplete - Folder-based organization AI Features (iOS 18.1+) - Note summary (one tap) - Smart tag suggestions - Text to Mermaid diagram conversion Mermaid Diagrams - Live preview - Pinch to zoom and pan - Offline rendering (no CDN required) Export - PNG export - Open .md files on Mac Siri and Shortcuts - "Create a note in openote" - "Search openote for..." - Spotlight search integration --- PRO UPGRADE For power users who want more: - Unlimited AI usage - 10+ premium themes (Midnight, Nord, Dracula, and more) - Transparent PNG, PDF, SVG export - 3x high-resolution output - 12+ exclusive Pro app icons - Accent color customization --- WHAT MAKES OPENOTE DIFFERENT - Syncs through your own iCloud Drive - AI runs on your device, not on a server - Native Mermaid preview, no plugins - Notes are standard .md files you can open anywhere --- PRIVACY - No account required - No email collected - Notes never sent to any server - AI runs entirely on your device - iCloud uses only your own Apple account Your notes are yours alone. openote โ Write freely. Own everything.
Noteline
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Noteline is a fast, minimal note app for people who write in Markdown. Type a # and it becomes a heading. Type **bold** and it turns bold โ right where you typed it. Noteline gives you live preview: your formatting renders inline as you write, so there's no split-screen and no clutter. Just clean text that quietly becomes a clean document. Your notes are plain .md files stored on your device. No account, no sign-in, no servers of ours โ and if you want them on your other devices, you can keep the folder in your own iCloud Drive. Open them, back them up, move them, or edit them in any other Markdown app. Noteline works fully offline and stays out of your way. Every note is plain Markdown โ the same format AI tools read and write โ so your notes stay usable by whatever you reach for next. It's the calm, focused place to think, take notes, and write. Features: โข Live preview Markdown โ headings, bold, italics, lists, and checkboxes render inline as you type โข Local-first โ your notes are plain .md files on your device โข Works fully offline โ no connection required, ever โข No account, no sign-in โ nothing to set up โข Open format โ your files stay portable and yours โข The format AI speaks โ plain Markdown that AI tools read and write directly โข Minimal, distraction-free interface โข Checklists and task lists for quick to-dos โข Fast and lightweight No ads. No tracking. No telemetry. Just notes.
Screenshots
Verdict
The clearest difference is device support: Noteline at 3 against openote's 1. Noteline also leads on iOS requirement (14.0 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
openote ships an update every 3 weeks, Noteline every 2 weeks. The most recent releases landed on September 12, 2026 and September 8, 2026 respectively.
| Parameter | openote | Noteline |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 2 weeks โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPad, iPod โ better |
| Requires iOS | 17.0 | 14.0 โ better |
| Further details โ not scored | ||
| Size | 9 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Wooyoung Kim | Foo AI Corp. |
In-app purchases
openote
No in-app purchases
Noteline
No in-app purchases









