Secret of the Outside World: Audiobook
According to The Books Insider's catalog data, the Secret of the Outside World audiobook runs 9.9 hours unabridged, narrated by Cassie Corbin (about 6.6 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 9.9 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 20 days |
| 1 hour / day | 10 days |
| 2 hours / day | 5 days |
| 1 hour / day at 1.5× | 7 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 9.9 hours, it runs longer than 63% of the 13,042 Suspense audiobooks in our catalog.
More narrated by Cassie Corbin
Cassie Corbin narrates 9 unabridged audiobooks in our catalog, 51 hours in all.
About as long, on the Suspense shelf
3,184 Suspense audiobooks in our catalog run within 10% of this length. The most popular on the store:
- The Housemaid: An absolutely addictive psychological thriller with a jaw-dropping twist
- The Maid
- The Crash
- The Family Upstairs
- The Girl Before
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
Secret of the Outside World is an audiobook by Cassie Corbin: a 9.9-hour unabridged recording, read by Cassie Corbin, released June 15, 2026, on the Suspense and LGBTQ+ (Romance) shelves.
The listen at a glance
- Length
- 9.9 hrs
- Narrated by
- Cassie Corbin
- Released
- June 15, 2026
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Suspense, LGBTQ+ (Romance)
- ISBN
- 9798240165597
How to listen to Secret of the Outside World 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 Secret of the Outside World audiobook?
Secret of the Outside World runs 9.9 hours unabridged. At 1.5× speed that drops to roughly 6.6 hours.
Is the Secret of the Outside World audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Secret of the Outside World?
Secret of the Outside World is narrated by Cassie Corbin.