The Books Insiderindependent audiobook data
The Iron Gate: A Twenty Palaces Novel by Harry Connolly

The Iron Gate: A Twenty Palaces Novel: Audiobook

Book 4 of the Twenty Palaces series

According to The Books Insider's catalog data, The Iron Gate: A Twenty Palaces Novel runs 13.2 hours as an unabridged audiobook, narrated by Daniel Thomas May (about 8.8 hours at 1.5× playback speed).

13.2listening hrs
Fantasystore shelf
2023released
Free for new listeners

The instrument When will you finish it?

Based on 13.2 hours of listening.

Days to finish The Iron Gate: A Twenty Palaces Novel at common listening paces
Your paceYou'll finish in
30 min / day27 days
1 hour / day14 days
2 hours / day7 days
1 hour / day at 1.5×9 days

Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.

What our data says

  • At 13.2 hours, it runs longer than 80% of the 12,109 Fantasy audiobooks in our catalog.

Catching up on Twenty Palaces

This is book 4. Books 1 to 3 run 29.9 hours before it; books 1 to 5 run 53.3 hours in all.

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 Iron Gate: A Twenty Palaces Novel is book 4 of Harry Connolly's Twenty Palaces series: a 13.2-hour unabridged recording, read by Daniel Thomas May, released March 7, 2023, on the Fantasy and Paranormal shelves.

The listen at a glance

Length
13.2 hrs
Narrated by
Daniel Thomas May
Released
March 7, 2023
Format
Unabridged audiobook
Language
English
Store shelves
Fantasy, Paranormal
Series
Twenty Palaces #4
ISBN
9781705230688

How to listen to The Iron Gate: A Twenty Palaces Novel free

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Questions listeners ask

How long is The Iron Gate: A Twenty Palaces Novel as an audiobook?

The Iron Gate: A Twenty Palaces Novel runs 13.2 hours unabridged. At 1.5× speed that drops to roughly 8.8 hours.

Is The Iron Gate: A Twenty Palaces Novel free as an audiobook?

Yes, for new listeners: the trial starts you with three free audiobooks.

Who narrates The Iron Gate: A Twenty Palaces Novel?

The Iron Gate: A Twenty Palaces Novel is narrated by Daniel Thomas May.

Is The Iron Gate: A Twenty Palaces Novel worth listening to at 1.5× speed?

At 1.5× you'd finish in about 8.8 hours, saving 4.4 hours.