The Society of Unknowable Objects: The fantastical new adventure from the bestselling author of The Book of Doors: Audiobook
According to The Books Insider's catalog data, The Society of Unknowable Objects: The fantastical new adventure from the bestselling author of The Book of Doors runs 11.5 hours as an unabridged audiobook, narrated by Olivia Vinall (about 7.6 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 11.5 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 23 days |
| 1 hour / day | 12 days |
| 2 hours / day | 6 days |
| 1 hour / day at 1.5× | 8 days |
You'll finish in – by –
Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.
What our data says
- At 11.5 hours, it runs longer than 71% of the 12,109 Fantasy audiobooks in our catalog.
More narrated by Olivia Vinall
Olivia Vinall narrates 54 unabridged audiobooks in our catalog, 564 hours in all.
About as long, on the Fantasy shelf
1,845 Fantasy audiobooks in our catalog run within 10% of this length. The most popular on the store:
Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.
About this listen
The Society of Unknowable Objects: The fantastical new adventure from the bestselling author of The Book of Doors is an audiobook by Gareth Brown: a 11.5-hour unabridged recording, read by Olivia Vinall, released August 7, 2025, on the Fantasy shelf.
The listen at a glance
- Length
- 11.5 hrs
- Narrated by
- Olivia Vinall
- Released
- August 7, 2025
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Fantasy
- ISBN
- 9781529947090
How to listen to The Society of Unknowable Objects: The fantastical new adventure from the bestselling author of The Book of Doors free
New members at audiobooks.com get three free audiobooks with the trial.
Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.
Start listening freeQuestions listeners ask
How long is The Society of Unknowable Objects: The fantastical new adventure from the bestselling author of The Book of Doors as an audiobook?
The Society of Unknowable Objects: The fantastical new adventure from the bestselling author of The Book of Doors runs 11.5 hours unabridged. At 1.5× speed that drops to roughly 7.6 hours.
Is The Society of Unknowable Objects: The fantastical new adventure from the bestselling author of The Book of Doors free as an audiobook?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates The Society of Unknowable Objects: The fantastical new adventure from the bestselling author of The Book of Doors?
The Society of Unknowable Objects: The fantastical new adventure from the bestselling author of The Book of Doors is narrated by Olivia Vinall.
Is The Society of Unknowable Objects: The fantastical new adventure from the bestselling author of The Book of Doors worth listening to at 1.5× speed?
At 1.5× you'd finish in about 7.6 hours, saving 3.8 hours.