openote vs DrawViewer
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
openote
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openote β 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 β 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 β 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 β Your notes, your files.
DrawViewer
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This app lets you quickly load and inspect draw.io files on iOS. Whether you are reviewing technical diagrams, system designs, or documentation, the experience stays focused, fast, and easy to navigate. DrawViewr uses diagrams.net-based web rendering in the background to display supported diagram files. Drawβ.io is a trademark of its respective owner. βDrawβViewr is an independent viewer app and is not affiliated with or endorsed by drawβ.io or diagramsβ.net, they are so nice to provide the web rendering. Features: β’ Open draw.io files β’ Smooth zooming and panning β’ Multi-page diagram support β’ Quick file access via the Files app β’ Clean and minimal interface Perfect for engineers, developers, and anyone working with diagrams on the go.
Screenshots
Verdict
openote and DrawViewer are too close to call on the numbers: across 5 compared parameters β price, ads, in-app purchases and device support among them β neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | openote | DrawViewer |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks | β |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 β better | 18.0 |
| Further details β not scored | ||
| Size | 8 MB | 0 MB |
| Age rating | 4+ | 4+ |
| Developer | Wooyoung Kim | Florian Schwaikl |
In-app purchases
openote
No in-app purchases
DrawViewer
No in-app purchases









