Folio vs Inkstone Notes Markdown
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Folio
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Folio is a private app for quick notes, reminders, reading, and personal knowledge, with core data stored primarily on your device. Capture a thought by typing or speaking. Save links and documents from other apps. Organize records and reading into categories and folders, then revisit them through search, reports, and daily briefings. Key features: - Quick notes, todos, and scheduled reminders - Link and document import with structured reading summaries - Categories, folders, tags, templates, and quantity ledgers - Semantic search, smart reports, and daily briefings - On-device photo organization and duplicate or blurry-photo review - Optional read-only Calendar and Reminders integration - Optional iCloud sync for supported structured records Privacy by design: - No Folio account - No advertising or third-party analytics SDK - Core data is stored on your device - After explicit consent, Custom AI sends relevant text and queries directly to your chosen HTTPS endpoint using your API key, without passing through Folio servers Some advanced features require Folio Pro. Imported attachment files are not included in iCloud record sync or structured-data backup and should be backed up separately. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://YI112730.github.io/folio-legal/privacy.html
Inkstone Notes Markdown
A Markdown writing app that stores notes as plain .md files in iCloud Drive. It offers a native editor with syntax highlighting, live preview, and supports linking between notes. Notes can be exported to PDF or HTML.
- Plain .md file storage in iCloud Drive
- Native Markdown editor with syntax highlighting
- Live preview with KaTeX and Mermaid support
- Bi-directional note linking
- Export to PDF and HTML
- Task lists and image attachments
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Inkstone is a Markdown writing app that keeps your notes as ordinary .md files in a folder you can open from anywhere. Your notes are files Every note is a plain Markdown file in iCloud Drive. Open the same folder from a Mac, edit it in another app, or move it somewhere else entirely — nothing is locked in a database, and nothing needs exporting. Writing, not formatting A native editor with syntax highlighting and live preview that hides the markup outside the paragraph you are working in. Formulas render with KaTeX and diagrams with Mermaid, both bundled, so neither needs a network. Notes that link to each other Write [[a note's title]] to link to it. Backlinks show what points at the note you are reading, unwritten links can be created in a tap, and renaming a note carries its links with it. Publishing Eight typesetting styles, each with its own heading treatment, for pasting into a publishing composer as rich text with the formatting intact. Export to PDF or HTML, with images carried inside the document. Also Callouts, task lists you can tick from the preview, a note for each day, outlines, inline tags, full-text search, and image attachments.
Screenshots
Verdict
The clearest difference is price: Folio at Free against Inkstone Notes Markdown's $0.99. Inkstone Notes Markdown's advantage is in-app purchases (none vs 2) and update cadence (every 2 days vs every 5 days). On ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Folio is free to download; Inkstone Notes Markdown costs $0.99 up front. Folio sells 2 in-app purchases, starting at $2.99 per month. Inkstone Notes Markdown asks for nothing beyond the download.
Folio ships an update every 5 days, Inkstone Notes Markdown every 2 days. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.
| Parameter | Folio | Inkstone Notes Markdown |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 5 days | Every 2 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Paid |
| Devices | iPhone | iPhone |
| Requires iOS | 26.0 | 18.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | 毅军 刘 | bo chen |
In-app purchases
Folio
- Folio Pro Monthly$2.991 Month
- Folio Pro Yearly$29.991 Year
Inkstone Notes Markdown
No in-app purchases





