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Software · Office & notes

WonderPen

Write novels and essays.

  • Limited free plan
  • Windows, macOS, Linux, Android and iOS

Overview

Features described in its Flathub listing: Markdown support.

File formats mentioned: PDF, EPUB and HTML.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information
  • “An easy-to-use text editor that supports Markdown syntax.” — Flathub, 10 November 2026
  • “Support full-text search and replace.” — Flathub, 10 November 2026
  • “Supports dark mode, and has built-in multiple themes such as green, yellow, and gray.” — Flathub, 10 November 2026

At a glance

WonderPen is free for private or non-commercial use; professional or company use requires a paid licence.

It is distributed under a proprietary licence: free to use under its terms, which may change; that licence is not an open source licence.

Plans and conditions

  • Free plan: basic features are free; others are reserved for paid plans.
  • Paid subscriptions offered by the publisher.
  • Non-commercial use only, under the publisher’s terms.

Strengths

  • No credit card asked

Weaknesses

  • Limited free plan
  • Closed source

About

Note: If you want to place the library in a different path, please grant access to the relevant folder through flatseal or other tools. WonderPen is a powerful and easy-to-use writing app, whether you are a writer, a student or a writing enthusiast, you can use it to complete your writing. Features: Tree-like multi-level directory, you can drag and drop to sort or change the nesting relationship at will, so that the directory structure of the long book is clear at a glance. An easy-to-use text editor that supports Markdown syntax. It can be switched to a full-screen composition mode to eliminate distractions and concentrate on writing. Easily export to image, PDF, Epub, Word, HTML and other formats. Supports whiteboard mode, where you can add notes, images, checklist, tables, kanban and other content arbitrarily. Individual memos can be added to each document. At the same time, it supports global note cards, which is convenient for reference when writing across documents. When there are too many documents, it can focus on a node in the document tree and hide others. Support full-text search and replace. Support chapter splitting and merging. Documents are automatically saved after modification. Support document snapshot and full library backup, support automatic backup, to ensure data security without losing manuscripts. Supports dark mode, and has built-in multiple themes such as green, yellow, and gray. Provides a large number of personalized settings, and can also add custom CSS to meet various usage habits. Hope you enjoy this app as much as we do. If you have any questions or suggestions during use, you can contact us through the "Feedback" option in the "Help" menu, or send us an email: [email protected] .

Description from Flathub — AppStream (Flathub)

Sources and checks

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