Thread Mark vs Kihya Memo
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Thread Mark
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Welcome to ThreadMark, the ultimate local-first Markdown reader that transforms your personal notes, development logs, and reading materials into an immersive, thread-style reading experience! Whether you're organizing a massive "Second Brain" or simply jotting down grocery lists, ThreadMark makes reading long documents on mobile incredibly fast, casual, and stress-free. β What is ThreadMark? ThreadMark is a unique Markdown viewer and editor that parses your local files into a message board/forum structure. Simply select your local folder (Vault), and the app automatically treats your folders as "Boards", your .md files as "Threads", and paragraphs divided by headings as numbered "Posts". β Who is this for? - Heavy Markdown users looking for a lightweight, mobile-friendly way to browse their vast knowledge base. - Users of desktop-based PKM (Personal Knowledge Management) tools who want a seamless, local mobile companion. - Anyone who loves the scrollable, bite-sized reading experience of timelines and forum threads. - Privacy advocates who prefer 100% offline, local storage without cloud lock-in. β Key Features - Innovative Thread-Style UI Documents are automatically split based on headings (e.g., ##) and displayed as numbered posts. Even a 10,000-word document becomes as easy to digest as scrolling through a social media feed. - Rich Markdown Compatibility Fully supports WikiLinks ([[Note Name]]) for bidirectional linking. Tap a dead link to instantly create a new thread. It also beautifully renders inline images, transclusions (embedding other .md files), and callouts (e.g., > [!info]). - Powerful "Quote Anchors" Navigate complex thoughts instantly. Type >>1, >>1-5, or >>1,3 to create interactive anchors. Tapping them opens a quick pop-up preview of the referenced sections without losing your scroll position. - 100% Local & Secure No accounts, no logins, and no forced cloud syncing. All data remains safely on your device's local storage, ensuring your private diaries and sensitive technical notes stay truly private. β Rich Customization - Dual Viewing Modes Switch seamlessly between the immersive "BBS Mode" (Board/Thread/Post layout) and the traditional "Standard Mode" (Folder/Note layout) depending on your mood. - Beautiful Themes & Typography Choose from a variety of carefully crafted themes, including a classic Retro Beige, pure Dark Mode, Dracula, and Cyberpunk. Includes a precise font scaler to build your perfect reading environment. * Note: ThreadMark is free to use with optional ads. We offer a one-time lifetime purchase to remove ads completely, or you can temporarily hide ads for 6 hours by watching a short video. * Note: This app is a local file viewer/editor. It does not connect to or browse external internet forum services.
Kihya Memo
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Kihya Memo is a lightweight, offline-first Markdown notepad. Write the source directly, use focused formatting tools, and switch to a beautiful native preview while every note remains a file you can keep. Markdown is the heart of the app. When needed, the same plain-text editor also opens safe UTF-8 text and source documents without converting them to a proprietary database. There is no Kihya account to create and no required Kihya memo server. Google Drive sync and remote server folders are optional. KEY FEATURES β’ Switch instantly between Markdown source and native preview β’ Toggle task checkboxes directly in preview β’ Use focused Markdown tools for headings, lists, bold, italic, strike, code, links, attachments, and underline β’ Convert pasted rich text into clean Markdown β’ Create, edit, rename, move, and share HTML, JSON, XML, CSV, PHP, ASP, JavaScript, SQL, and other UTF-8 text or source files when needed β’ Live syntax colors and line numbers without adding formatting to the file β’ Static HTML/SVG, pretty JSON/XML, table, calendar, contact, and color-source previews β’ Plain-text copy and paste for code; rich-text conversion only inside Markdown β’ Import photos, PDFs, archives, and other files from Photos or Files β’ Drag, rename, move, and safely remove nested folders in a dedicated manager β’ Search file names and full note contents β’ Find, Replace, and Replace All from the title menu, with case options, regex, and capture groups β’ Choose Save, Discard Changes, or Keep Editing when leaving an unsaved note β’ Move, rename, trash, or open past versions from the title menu β’ Open Recently Deleted from the folder list to restore items to their original location or delete them permanently β’ Optionally protect Recently Deleted with Face ID, Touch ID, or the device passcode β’ Keep pre-save versions locally and load one into the editor without saving it immediately β’ Recover the latest local edit draft after an unexpected app termination β’ Optional marker-texture highlighting for bold and underlined preview text β’ Preview local images and open clearly marked local-file links β’ Open and share editable text, source documents, and stored files through the system Files app β’ Optionally sync original files through a visible app folder in your own Google Drive β’ Add SFTP, plain FTP, explicit FTPS, or implicit FTPS servers as remote folders, with local recovery drafts, history, conflict detection, and verified saves β’ Export the visible folder tree as a ZIP without trash or private history β’ Start writing instantly from a resizable Quick Note Home Screen widget β’ See a sourced daily thought matched to morning, afternoon, evening, or night β’ Continue writing beneath a thought and share it as a 4:5 image card β’ Open a favorite document in full-screen reading mode from the Home Screen β’ Five bundled Korean typefaces in addition to the system font β’ Native phone navigation and an iPad three-pane or full-screen editor PRIVACY BY DESIGN β’ No Kihya sign-up or required login β’ No ads or cross-app tracking β’ Google Drive connects only when you choose it; notes are never sent to a Kihya server β’ Remote connections go directly from your device to the server you enter; credentials use device-only protected storage and remote contents, hosts, paths, and user names are excluded from analytics β’ SFTP and FTPS are encrypted. Plain FTP is visibly marked and requires a separate warning because its credentials, file names, and contents are not encrypted β’ Firebase usage events never include note text, file names, searches, or Google account details β’ Access is limited to local files and files the user explicitly selects β’ Normal history and recovery drafts stay on device; pre-overwrite sync text is also protected in hidden app data in your Drive
Screenshots
Verdict
The clearest difference is in-app purchases: Kihya Memo at none against Thread Mark's 2. Kihya Memo also leads on ads (none vs shown) and update cadence (daily vs fortnightly). Thread Mark's advantage is iOS requirement (13.0 vs 16.0). On price and device support there is nothing between them.
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. Thread Mark sells 2 one-off in-app purchases. Kihya Memo asks for nothing beyond the download.
Thread Mark ships an update fortnightly, Kihya Memo daily. The most recent releases landed on October 3, 2026 and October 2, 2026 respectively.
| Parameter | Thread Mark | Kihya Memo |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly | Daily β better |
| Ads | Yes | No β better |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 13.0 β better | 16.0 |
| Further details β not scored | ||
| Size | 49 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Koya Kurauchi | Kihya |
In-app purchases
Thread Mark
- Buy the Developer a Coffee$2.99
- ThreadMark Pro$9.99
Kihya Memo
No in-app purchases









