Comparison

fork ai vs DeepMask

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

fork ai

Features
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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 β€’ Upload a lecture PDF (lecture slides saved as PDF are fine), a text file, a Markdown file or an image β€’ fork ai builds a mind map of notes from it β€’ Open any branch from the map to read it β€’ Tap a sentence, or highlight a passage, and tap Ask AI to ask about exactly that β€’ Each answer becomes a new branch on the map β€’ Mix several branches into one new answer with the Mixer KEEP AND SHARE YOUR WORK β€’ Highlight in colors and pin callouts β€’ Export a session to Notion as a structured page β€’ Share a session with a link. Anyone can read it without an account β€’ Choose the AI model for each branch β€’ Turn on web search to get answers with cited sources β€’ Get a notification when a long research run finishes BEFORE YOU UPLOAD β€’ fork ai reads up to 50 pages, or about 40,000 characters, of a file β€’ Scanned PDFs with no text layer are read by OCR: the first 10 pages only, and English only β€’ If a file was only partly read, the app tells you, so you can split it and upload the rest β€’ 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.

About

DeepMask

Features
Read full description

Meet DeepMask β€” One Secure Platform, Every AI Model DeepMask gives you private, secure access to the world’s best AI models in a single app. Choose from 40+ models including GPT-5.4, Opus 5, Sonnet 4.6, Qwen3, GLM 5.2, and more β€” all processed inside the EU. It enhances your thinking, protects your privacy, and expands what you’re capable of, right from your phone. The AI Companion You Can Trust Every request is processed inside the EU. DeepMask is built for people who value privacy as much as performance. No data leaves European infrastructure. Whether you’re a professional, researcher, or creative β€” your conversations stay yours. 40+ Models, One App Stop switching between AI apps. DeepMask brings together frontier lab models from Anthropic, OpenAI, and Gemini alongside open-source models from Qwen, MiniMax, Kimi (Moonshot), GLM, and more β€” all in one clean interface. Switch models with a single tap to find the best fit for every task. From fast answers to deep reasoning, you always have the right tool at hand. AI Writing & Research Turn rough ideas into polished work. Whether you’re crafting emails, reports, social media posts, or presentations, DeepMask refines tone, structure, and clarity. Search the web directly from your conversation to find facts, compare options, and compile research β€” with real links and sources. From flight searches to market analysis, get actionable answers fast. Visual Analysis Upload any photo, PDF, or screenshot for instant analysis. DeepMask extracts text, interprets charts and graphs, evaluates designs and technical diagrams, and explains what it sees β€” with detailed feedback on documents and data visualizations, right from your phone. Connected Intelligence Bring your tools into the conversation. DeepMask Connectors integrate with Microsoft 365, Google Workspace, Salesforce, Teams, Notion, Slack, and more (currently available in the web app only). Ask about your schedule, pull data from your files, or summarize your emails β€” all without leaving the app. Your data stays private, always. Search the World DeepMask searches the web in real time, compiles findings with accurate links, and surfaces what’s actually useful. Compare flights, check market data, find local restaurants, or research any topic β€” and get structured, actionable results instead of endless links. Charts & Data Visualization Turn complex data into clear visuals. DeepMask can generate charts and graphs directly in your conversation, helping you understand trends, present findings, and make decisions faster. No Typing Needed Think out loud. Use DeepMask as your AI voice assistant to have conversations in multiple languages β€” perfect for brainstorming sessions or working through ideas on the go. Expand What You Can Do Develop and refine content with AI writing Search the web and get answers with real sources Review your schedule and connected tools with Connectors Build reports and marketing content iteratively Analyze PDFs, screenshots, and visual content Explore complex problems with step-by-step reasoning Generate charts and data visualizations Think through problems hands-free with voice input Switch between 40+ AI models for every task Private and Reliable DeepMask is built by DeepMask GmbH in Germany, dedicated to making AI accessible, private, and trustworthy for European users. Every model runs on EU infrastructure. Your data never leaves Europe. Try DeepMask Today Join users who trust DeepMask for their most important work. Whether you’re coding, writing, researching, or tackling business challenges, DeepMask helps you think deeper and work faster β€” with the privacy you deserve. Terms of Service: https://www.deepmask.io/terms-of-use Privacy Policy: https://www.deepmask.io/privacy-policy

Screenshots

fork ai4 screens
DeepMask4 screens

Verdict

The call

The clearest difference is in-app purchases: DeepMask at none against fork ai's 2. fork ai's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price and ads 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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. fork ai sells 2 one-off in-app purchases. DeepMask asks for nothing beyond the download.

Scorecard3 real differences Β· 3 level
fork ai versus DeepMask: the parameters behind the verdict, then further details
Parameterfork aiDeepMask
PriceFreeFree
Update frequencyEvery 2 monthsβ€”
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhone, iPad, iPod β€” betteriPhone
Requires iOS15.0 β€” better18.0
Further details β€” not scored
Size3 MB176 MB
Age rating4+17+
DeveloperGokul Madathupalyam ChinnappanDeepMask GmbH

In-app purchases

2 purchases

fork ai

One-time2
  • $5 Credit$6.99
  • $10 Credit$13.99
None

DeepMask

No in-app purchases

Questions

Is fork ai free?
fork ai is free to download, with in-app purchases available.
Is DeepMask free?
DeepMask is free to download, with no in-app purchases.
Do fork ai or DeepMask have ads?
Neither fork ai nor DeepMask shows ads.

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