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Support

Knotbook is a paid product. This page is for people who use it. If you are looking for the engineering handbook, see CONTRIBUTING.md.

Before you start

Knotbook is under active development. Your notes are markdown files in a folder you chose, so an ordinary file backup protects them completely, so please keep one.

Feedback goes to the same address as everything else below. The issue tracker is private, so you will not be able to open an issue there.

Getting help

For how to use Knotbook, start with the user guide. It covers workspaces, writing and linking notes, search, import and export, keyboard shortcuts and settings.

Email support@spyxpo.com. To get a useful answer on the first reply, include:

  • Version and platform: Settings → Updates (e.g. 1.0.1-beta.2, macOS 15, Apple Silicon).
  • The log file, if something crashed or vanished: Settings → Diagnostics → Show in folder. Paths inside it are shortened to ~, so it does not carry your user name or folder names. It is the difference between a bug we can fix and one we can only sympathise with.
  • How you installed it: .dmg, .deb, .rpm, .AppImage, or the Windows installer.
  • What you expected, and what happened instead. A screenshot of the actual error text beats a description of it.
  • Roughly how big your workspace is (number of notes, whether it has large PDFs). Several classes of bug only appear at size.

We aim to reply within 2 business days.

Licenses and payments

Purchases are final and not refundable; see the terms and conditions. For anything else touching money (a payment that went through but produced no license key, a duplicate charge, activation failures, or hitting the device limit), email support@spyxpo.com with:

  • The email address used at checkout.
  • The Razorpay order or payment ID from your receipt.
  • The last 4 characters of your license key, if you have one.

Do not post a full license key in a GitHub issue or anywhere public.

Your data

Your notes are plain markdown files in the folder you chose. They are not held hostage by a subscription or a database: if Knotbook stops working for you tomorrow, the files open in any text editor. Knotbook's search index lives separately in your OS app-data directory and is derived, so deleting it costs you nothing but a reindex.

What Knotbook talks to over the network

PRIVACY.md has the full table. Short version: notes, search, indexing, and the graph are entirely local; update checks, licensing, KnotAI model downloads and web results, collaboration, and RSS reach the network only where you opt in, and the app asks before it makes its first call at all.

Knotbook

A desktop workspace for notes, PDFs and research, kept as plain files on your computer. For macOS, Windows and Linux.

A product of Spyxpo

Product

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  • Pricing
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  • Extensions

Help

  • User guide
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  • Extension developer guide
  • support@spyxpo.com

Account

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  • Licenses

Trust

  • Privacy Policy
  • Privacy choices
  • Report a problem

Legal

  • Terms & Conditions
  • Terms of Use
  • All Spyxpo policies ↗

Knotbook is operated by the incorporated entity of the Spyxpo group.

Company details

Registered name
Spyxpo Technologies Private Limited
CIN
U62011BR2025PTC079225
Registered office
C/O Krishna Murari Kumar, Begusarai, Bihar 851101, India
Email
support@spyxpo.com

Grievance Officer

Name
Mantresh Khurana
Designation
Founder, MD & CEO
Email
mantreshkhurana@spyxpo.com
Acknowledgement
Within 24 hours
Resolution
Within 15 days

Copyright © 2026 Knotbook. All rights reserved.

Knotbook is a product of Spyxpo, operated by Spyxpo Technologies Private Limited.

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