Folio vs Arky
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 local-first library for Markdown and plain text on Mac. Bring notes and docs into one place, organize them with folders and tags, explore connections with Link Map, and write with private on-device assistance—without juggling loose files in the Finder. Library & organization • Import Markdown and text via the file picker, drag-and-drop, or Import from Git Link for public GitHub repositories and individual files. • Needs Organizing gives new imports a clear inbox before you file them. • Folders and nested structures help you group work the way you think. • Tags cut across folders so you can filter by topic or project. • Pinned favorites and Recently Opened put what you need one click away. Explore connections • Link Map visualizes connections between your notes. • Follow links to explore related ideas and navigate your library from a new perspective. Reading & writing • Use Editor, Preview, or Split View to draft and see rendered Markdown side by side. • Use Writing Assistant to refine drafts, improve wording, and turn rough ideas into clearer notes with private on-device help. • Find text within the current document. • Sort notes by title, date added, last opened, and more. • Search across your library from the sidebar. Share & export • Share notes as Markdown or plain text. • Export documents to a folder you choose in Finder. Whether you’re collecting research, drafting READMEs, or building a personal knowledge base, Folio keeps your Markdown connected, organized, searchable, and easy to revisit.
Arky
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Where ideas take shape. Arky is a visual workspace for mapping and structuring your thinking. It helps you organize notes and source material in connected Docs and Canvases, understand your project’s structure, and ask AI questions grounded in your project context. Arky for iPhone is designed for exploring and reviewing your existing workspace on the go. With Arky for iPhone, you can: • Browse your projects and recent work • Move between a spatial Canvas and focused Doc view • See connections and understand your project’s structure at a glance • Ask questions with AI that understands your project context • Review notes and source material wherever you are In this iOS 1.0 release, project content in Docs and Canvas is read-only. Creating or editing project content is available in the Arky web app. An Arky account is required. Some features may depend on your workspace plan.
Screenshots
Verdict
The clearest difference is in-app purchases: Arky at none against Folio's 1. On price, ads, device support and iOS requirement 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
Both are free to download. Folio sells 1 one-off in-app purchase. Arky asks for nothing beyond the download.
| Parameter | Folio | Arky |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, Mac — better | iPhone |
| Requires iOS | 17.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 44 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Dinh Bao Thang Duong | Arky |
In-app purchases
Folio
- Pro Lifetime$9.99
Arky
No in-app purchases









