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Bert's Gamebook Creator

The complete toolkit for writing, playing, and sharing Fighting Fantasy-style gamebooks — right in your browser, or offline on Android.

See it in action

A quick tour of the Creator's author and reader modes.

Write, play, and share your own branching adventures

Bert's Gamebook Creator is a full authoring environment for the classic "pick a paragraph, roll a die, turn to page 42" style of interactive fiction made famous by Fighting Fantasy and Lone Wolf. It gives you everything you need to write, test, publish, and play your own gamebooks — without any extra software, plugins, or subscriptions.

The app runs entirely in your browser. There's nothing to install, and no account is required to start writing. When you're ready to work offline or prefer a dedicated app, an Android APK build is available too. Your work is saved locally as you go, and optional cloud backup keeps a private copy safe across devices when you sign in.

Bert's Gamebook Creator isn't just an editor — it's also a player. The built-in reader mode lets you (or your readers) actually play through your finished book with dice rolls, a live character sheet, adjustable font size, and auto-save. And when you're proud of what you've made, one click sends it to the public library where anyone can read and rate it.

It's free, it's open to everyone, and it's designed by a writer who loves gamebooks just as much as you do.

A proper authoring environment

Purpose-built tools that keep you in flow and catch mistakes as you write.

  • Rich Text Editor

    Write branching paragraphs with full formatting — bold, italic, headings, links, images, and more.

  • Visual Flowchart

    See your whole book as a connected graph. Pan, zoom, and collapse the view to trace every path.

  • Find & Jump

    A floating search panel finds any text across paragraphs or choices and jumps straight to the match.

  • Live Stats Bar

    Paragraph count, total words, and average words per paragraph update as you type — with per-paragraph word badges.

  • Smart Warnings

    Automatic detection of unreachable paragraphs, broken links, duplicate choices, and untagged dead ends.

  • Paragraph Tags

    Label paragraphs as Normal, Combat, Shop, Ending, Dead End, or Checkpoint to organise your story.

Build the sheet your system needs

Design a tailored character sheet for every book you write.

  • Seven Field Types

    Number stats, free-text fields, checklists, inventory slots, equipment slots, money, and enemy trackers.

  • Drag to Reorder

    Arrange fields in whatever order makes sense for your system using a drag handle.

  • Live Preview

    See exactly how the sheet will appear to your readers as you configure it.

Actually play your finished book

A polished reader mode for you and your audience — dice, sheet, and auto-save included.

  • Full Dice Roller

    Roll d4, d6, d8, d10, d12, d20, and 2d6 with a history of your last five rolls, timestamps included.

  • Adjustable Font Size

    Five reading sizes, persisted between sessions — comfortable for every reader and screen.

  • Auto-Save & Resume

    Every action is saved automatically. Close the tab, come back tomorrow, and pick up right where you left off.

  • Manual Paragraph Jump

    Jump straight to any paragraph by number — perfect for testing or revisiting a scene.

  • Live Character Sheet

    Tick boxes, add inventory, track HP, adjust money, and fight enemies — all without leaving the story.

  • Rules Always Handy

    A rules tab inside the reader keeps your setting and mechanics one tap away.

Publish, export, and back up your work

Keep your books safe, share them anywhere, and reach real readers.

  • Public Library

    Publish your book with one click. Browse others' work, sort by Newest, Top Rated, or Most Played, and filter by genre.

  • Rate Books 1–10

    Readers can rate any published book, helping great new gamebooks rise to the top.

  • PDF Export

    Export a print-ready PDF with cover, rules, character sheet, shuffle option, and author notes.

  • .gamebook JSON Export

    Export a portable .gamebook file to share, archive, or re-import anywhere.

  • Private Cloud Backup

    Sign in to sync a private copy of every book to the cloud, with conflict-resolution when you come back.

  • Author Links

    Add your own support link (Ko-fi, website, store) so readers can follow and back you.

  • Reading Time Estimates

    Every book shows an estimated reading time in the library so readers know what they're in for.

  • Installable PWA

    Install the web version as an app on your phone or desktop, and launch it like any other program.

A peek at the Creator

A look at the author tools, reader mode, and public library.

Write view with paragraph editor, sidebar, and flowchart
Write view — editor, sidebar, and live flowchart.
Character sheet builder with field types and live preview
Character sheet builder with drag‑to‑reorder fields.
Reader mode showing paragraph text and character sheet with dice
Reader mode — dice, character sheet, and rules in one view.
Public Library browser with community gamebooks
The public library — browse, sort, and rate books.

Play or download — free

Open the Creator in any modern browser, or grab the Android build to write and play your gamebooks offline. No account, no signup, no cost.

Installing the APK on Android

Because the Creator isn't distributed through the Play Store, Android will show a short warning before installing. This is standard for any app from outside the Play Store — the file itself is safe.

  1. Tap the downloaded BertsGamebookCreator.apk file in your notifications or Downloads folder.
  2. If Android says "For your security, your phone is not allowed to install unknown apps from this source," tap Settings.
  3. Toggle Allow from this source on for your browser (e.g. Chrome).
  4. Go back and tap Install. You can turn the setting off again afterwards.
Platform Web · Android (APK) · PWA
Genre Writing Tool · Gamebook Editor
Price Free
Status Available & in active development