Beta Reader Lab is your new go‑to workspace for reading, reviewing, and organizing manuscripts with ease. Designed for both beta readers and authors, this free tool lets you read aloud, track your progress automatically, and work seamlessly across any modern web browser. Create structured feedback using the .brl format and enjoy a clean, distraction‑free reading experience that works on any device.
Users can choose a voice, toggle additional voices, and adjust reading speed for a personalized listening experience.
The app displays chapter progress and organizes chapters in a clean sidebar, helping readers jump back in instantly.
Readers can leave global feedback, filter comments by tag/chapter/status, and view comment density via a heatmap.
A dedicated reader pane shows the current chapter title, story title, and metadata, creating a focused reading environment.
The app includes a mobile tab bar for Reader, Panel, and Comments, making it easy to use on phones and tablets.
Beta Reader Editor is the perfect partner to Beta Reader Lab. Load any .brl file, continue exactly where you left off, and listen to your manuscript read aloud with smooth, natural narration. Whether you’re reviewing chapters or revisiting notes, the Editor keeps everything organized and accessible. Fully browser‑based, completely free, and ready to use on phones, tablets, laptops, and desktops.
Build complete stories directly inside the app. Create chapters, reorder them, rename them, and manage your manuscript structure with ease.
Choose your preferred voice, adjust speed, and listen to chapters hands‑free.
The app remembers exactly where you left off — even across devices.
Inline comments, global notes, tags, filters, and a visual heatmap for comment density.
Works on any modern browser with a responsive layout for phones, tablets, and desktops.
Quickly jump between chapters, view titles, and track reading progress at a glance.
All you projects in one place
Story Editor
The Murder Board
Time Line 
Ebook and KDP Cover Designer
Submission and Promo Tracker
Character
Export submission or full eBook
Add Character Arcs
Select a preset format style
Back up and sync all your devices
Your Brain Vault full of your ideas
All you projects in one place
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Adam Parsec
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