Stay focused, effortlessly
Audio narration works with real-time highlighting to anchor your gaze — so you absorb more without the mental strain of re-reading.
Faster Reading
Users finish long documents significantly quicker — without losing comprehension.
0M+
Words Listened To
Turned from text into natural speech for our readers.
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File Types
PDFs, EPUBs, slides, links, scans, and more.
Upload documents, paste links, or scan text. Our AI reads it aloud with the most natural sounding voices in the world while highlighting every word — so you never lose your place.
01/Smart Highlighting
02/Speed Control

03/Sync Across Devices

04/Listen to Anything
05/Offline Mode

06/Natural Voices
07/Reflow Mode
08/Highlights & Notes

Designed for everyone
Olog helps you move past the limitations — so nothing stands between you and the content you love.
Audio narration works with real-time highlighting to anchor your gaze — so you absorb more without the mental strain of re-reading.
Hear text as it's highlighted in real time. Reflow mode reshapes pages to your screen, reducing visual clutter so every document feels approachable.
Natural-sounding voices turn any document into an audiobook. Adjustable speed, offline access, and dark mode let you consume content on your terms.
What listeners say
I tried Olog in January when I was preparing for my masters examination and it made reading easy for lazy reading days. I was still getting the information I needed while doing other chores.
This app enhanced my reading. 3 books in January is actually an achievement because of my tight schedule — so thanks to @ologreader.
Using this app to read isn't that I am lazy, I just believe Olog was made for effectiveness — nothing more, nothing less.
What makes this app stand out is how natural the voices are. The interface is easy to use and navigate. Makes learning much easier.
I don't usually write reviews, but this app is actually so useful. I can turn my notes, PDFs and slides into audio and just listen on the go. It's made studying and reading and prepping for meetings so much easier for me. If you're someone that's always busy but still wants to learn or read more, this app is actually worth it.
Currently using this to read books. The best reading app I've used so far. I love the voices — it makes listening more enjoyable.
Pricing
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FAQ
Everything you need to know about Olog Reader, before you press play.