Lesefluss
Speed reading, reinvented
Read faster.
Read anywhere.
Lesefluss is a speed-reading app for phone, web, and a pocket-sized ESP32 device. It also has a normal reader and a built-in library of free, beautifully typeset classics.
Covers by Standard Ebooks and Project Gutenberg
78k+
Free classics in the library
1.4k+
Hand-typeset Standard Ebooks
1000 WPM
Top reading speed
Free
No account, no subscription
Your library
Read anything you can find
EPUBs, PDFs, HTML, plain text, an article URL, or a page shared from your browser. Lesefluss pulls a clean reading copy and detects chapters and metadata automatically. Browse free classics on the Explore page, or follow web novels straight from the sites you already read.
Royal Road
LitRPG, progression and fantasy
Wuxiaworld
Translated xianxia and cultivation
ScribbleHub
Original web fiction
AO3
Archive of Our Own
Archive of Our Own
Fanfiction archive
The reader
Read it your way
Small dials, not big switches. Set the reader the way you like, and forget it.
Rapid Serial Visual Presentation
Read faster
One word at a time, anchored on the focal letter. Eyes stop jumping, you read 2 to 4 times faster.
Chapter 1 · The Old Man
Page or scroll
Read in pages, scroll continuously, or flick into RSVP. Switch any time.
Themes
Dark, sepia, light. Easy on the eyes wherever you read.
Typography
Tweak font, line spacing, margins, even the size of the app itself.
Tunable speed
Fine-tune WPM, punctuation pauses, acceleration, and the focal letter offset.
Highlights & dictionary
Tap any word for a definition. Save passages with colored swatches.
Per-book glossary
Track people, places, and concepts. Matching words light up in the text.
Auto-advance
Finish a chapter and the next one rolls in. New chapters appear in the background.
Sync everywhere
Sign in with Google, Discord, or email. Library, position and highlights follow you.
Android app
Your library in your pocket
Import EPUB, PDF, HTML, Markdown, or plain text. Browse thousands of free classics. Read at up to 1000 WPM, fully offline. Optional cloud sync keeps your position across devices.
Hardware
Leave the phone behind
Pocket-sized ESP32 reader. AMOLED or TFT, single button, weeks of battery. Around €25 in parts.
Web app
Same reader, same library, no install. Sign in to sync across devices, or read straight from the browser.
Try the web app →Open source
No subscription needed.
The app is free. Read, import books, and sync your device. No account required, optional cloud sync available.