Question 1

What platforms is Chunk available on?

Accepted Answer

Chunk is available on iOS, iPadOS, macOS, visionOS (native Swift app), and the web at chunkapp.com. Your account and data sync across all platforms.

Question 2

How much does Chunk cost?

Accepted Answer

Chunk has a generous free tier that includes GPT-5 Mini, Quick Outline and Standard Research Reports, Notes, and basic document support. Chunk Pro is $9.99/month or $69.99/year (with a 3-day free trial) and unlocks premium AI models, Deep Research, unlimited AI writing tools, and higher daily limits.

Question 3

How do I cancel my subscription?

Accepted Answer

You can manage or cancel your subscription from the Settings page in Chunk. If you subscribed via the App Store, you can also manage it through your Apple ID settings. Your Pro features remain active until the end of your current billing period.

Question 4

Which AI models are available?

Accepted Answer

Free users have access to GPT-5 Mini. Pro unlocks GPT-5.5, Claude Sonnet 4.6, Gemini 3.1 Pro, and more. Each model has different strengths — GPT-5.5 and Gemini 3.1 Pro support image generation.

Question 5

Are there daily usage limits?

Accepted Answer

Free users get 6 searches per day and 3 image generations. Pro users get 300 searches per day and 20 image generations. Research reports and document uploads have separate limits based on your plan.

Question 6

What is the Memory feature?

Accepted Answer

Chunk's Memory system automatically extracts facts from your conversations — things like your preferences, role, goals, and interests. The AI uses these memories to personalize future responses. You can view, edit, and delete memories from the Settings page.

Question 7

How is my data stored?

Accepted Answer

Your conversations, notes, and documents are stored securely in the cloud with encryption. Documents are indexed with vector embeddings for AI search. We do not sell your data or use it to train AI models.

Question 8

Can I share conversations and research?

Accepted Answer

Yes. You can generate a public link for any conversation or research report. Anyone with the link can view it without needing an account. You can revoke shared links at any time.

Question 9

Can I export my data?

Accepted Answer

Yes — every account can export all of its data as AI-ready Markdown, anytime. Research reports can also be exported individually as PDF or Markdown, and notes can be copied as markdown.

Question 10

What file types can I upload?

Accepted Answer

Chunk supports PDF, DOCX, DOC, TXT, MD, RTF, CSV, XLSX, XML, and EPUB files up to 10MB each. For Artifacts, audio files up to 200MB and PDFs up to 50MB are supported.

Question 11

What are wiki-links?

Accepted Answer

Wiki-links let you connect notes together like a personal wiki. Type [[ in any note to search for and link to another note. Chunk automatically tracks backlinks so you can see which notes reference each other. Use the Knowledge Graph view to visualize all connections.

Question 12

How do I get help or report a bug?

Accepted Answer

You can email us at info@chunkapp.com or join our Discord community at discord.gg/3ZpCtRWZk. We're in Discord regularly to answer questions, share updates, and collect feedback.

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