cyberWriter vs fork ai
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
cyberWriter
This app offers a comprehensive Markdown editing experience with live WYSIWYG, split-screen editing, and the ability to link notes into a knowledge graph. It supports diagrams, charts, and math, with a built-in terminal for vault management and optional AI integration. All data is stored locally and offline.
- Live WYSIWYG Markdown editing
- Knowledge graph with wikilinks
- Built-in GLOW terminal with AI
- Support for diagrams, charts, and math
- Offline and private by design
- Export to PDF, Word, and HTML
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cyberWriter turns plain Markdown into a live studio - write in true WYSIWYG, split screen editing, link your notes into a knowledge graph, and drop in diagrams, charts, drawings from excalidraw, and KaTeX math. All native, all offline, no account required. Even use the built in GLOW terminal to manage, script and create docs in your vault, with your own AI models if you'd like. Bring your own vault from any popular markdown editor and unleash your potential. It reads and writes ordinary .md files in your own folders - including iCloud Drive - so your notes stay portable, future-proof, and yours. WRITE • Live WYSIWYG editing with a one-tap raw-Markdown toggle • Tables, callouts, task lists, footnotes, code blocks • Split view, focus mode, and beautiful themes • Clip a web page → clean Markdown, images and all * New TOML Support and Pageless PDF exports POWER TOOLS • GLOW terminal - a built-in command line for your vault, with your AI model on the prompt • Live data blocks - pull from any API straight into a note • Typed YAML properties with an inline editor • Dataview-style query blocks to list and filter across your vault • Templates, find & replace, snippets, and media embeds (audio, video, PDF, CSV) LINK • [[Wikilinks]] and automatic backlinks across your vault • #tags, a quick-open switcher, and hover previews • An interactive 3D knowledge graph of your notes SHOW • Mermaid diagrams - flowcharts, sequence, Gantt, and more • Vega-Lite charts straight from your data • Excalidraw hand-drawn diagrams • LaTeX math, beautifully typeset • Play any note as slides or spaced-repetition flash cards CAPTURE & EXPORT • Voice notes and on-device dictation • Export to PDF, Word, and HTML - no external tools, no cloud PRIVATE BY DESIGN • Fully offline. No account, no sign-up, no telemetry, no ads • Optional AI connects only to a provider you choose - a local server (Ollama, LM Studio, oMLX etc), your own API key, or Apple Intelligence on supported devices. Nothing leaves your device unless you set it up. One purchase. Your notes, your device, your rules.
fork ai
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Upload your lecture PDF and fork ai turns it into a mind map of notes. Then dig into any part of it: open a branch on the map, or tap a sentence and Ask AI about exactly that. Every question becomes a branch on your map, so you can find your place again. HOW IT WORKS • Upload a lecture PDF (lecture slides saved as PDF are fine), a text file, a Markdown file or an image • fork ai builds a mind map of notes from it • Open any branch from the map to read it • Tap a sentence, or highlight a passage, and tap Ask AI to ask about exactly that • Each answer becomes a new branch on the map • Mix several branches into one new answer with the Mixer KEEP AND SHARE YOUR WORK • Highlight in colors and pin callouts • Export a session to Notion as a structured page • Share a session with a link. Anyone can read it without an account • Choose the AI model for each branch • Turn on web search to get answers with cited sources • Get a notification when a long research run finishes BEFORE YOU UPLOAD • fork ai reads up to 50 pages, or about 40,000 characters, of a file • Scanned PDFs with no text layer are read by OCR: the first 10 pages only, and English only • If a file was only partly read, the app tells you, so you can split it and upload the rest • You need an account to upload. Sign-up is free CREDIT New accounts get a one-time $5 starting credit. AI answers use up credit. When it runs out, you can buy more inside the app.
Screenshots
Verdict
The clearest difference is price: fork ai at Free against cyberWriter's $14.99. fork ai also leads on iOS requirement (15.0 vs 17.0). cyberWriter's advantage is in-app purchases (none vs 2) and update cadence (weekly vs every 2 months). 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
fork ai is free to download; cyberWriter costs $14.99 up front. fork ai sells 2 one-off in-app purchases. cyberWriter asks for nothing beyond the download.
cyberWriter ships an update weekly, fork ai every 2 months. The most recent releases landed on October 21, 2026 and October 9, 2026 respectively.
| Parameter | cyberWriter | fork ai |
|---|---|---|
| Price | $14.99 | Free — better |
| Rating | 5.0 (6 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 6 — better | — |
| Update frequency | Weekly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Best chart rank | #93 — better | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 48 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | John Taverna | Gokul Madathupalyam Chinnappan |
In-app purchases
cyberWriter
No in-app purchases
fork ai
- $5 Credit$6.99
- $10 Credit$13.99









