The Books Insiderindependent audiobook data
The Iron Thorn The Iron Codex Book One by Caitlin Kittredge

The Iron Thorn The Iron Codex Book One: Audiobook

Book 1 of the Iron Codex series

According to The Books Insider's catalog data, The Iron Thorn The Iron Codex Book One runs 16 hours as an unabridged audiobook, narrated by Katie MacNichol (about 10.7 hours at 1.5× playback speed).

16listening hrs
Tough Topicsstore shelf
2011released
Free for new listeners

The instrument When will you finish it?

Based on 16 hours of listening.

Days to finish The Iron Thorn The Iron Codex Book One at common listening paces
Your paceYou'll finish in
30 min / day32 days
1 hour / day16 days
2 hours / day8 days
1 hour / day at 1.5×11 days

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

What our data says

  • At 16 hours, it runs longer than 99% of the 4,472 Tough Topics audiobooks in our catalog.

Catching up on The Iron Codex

This is book 1. Books 1 to 2 run 30.4 hours in all.

About as long, on the Tough Topics shelf

76 Tough Topics 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 Iron Thorn The Iron Codex Book One is book 1 of Caitlin Kittredge's Iron Codex series: a 16-hour unabridged recording, read by Katie MacNichol, released February 22, 2011, on the Tough Topics shelf.

The listen at a glance

Length
16 hrs
Narrated by
Katie MacNichol
Released
February 22, 2011
Format
Unabridged audiobook
Language
English
Store shelves
Tough Topics
Series
The Iron Codex #1
ISBN
9780307747297

How to listen to The Iron Thorn The Iron Codex Book One free

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Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.

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Questions listeners ask

How long is The Iron Thorn The Iron Codex Book One as an audiobook?

The Iron Thorn The Iron Codex Book One runs 16 hours unabridged. At 1.5× speed that drops to roughly 10.7 hours.

Is The Iron Thorn The Iron Codex Book One free as an audiobook?

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

Who narrates The Iron Thorn The Iron Codex Book One?

The Iron Thorn The Iron Codex Book One is narrated by Katie MacNichol.

Is The Iron Thorn The Iron Codex Book One worth listening to at 1.5× speed?

At 1.5× you'd finish in about 10.7 hours, saving 5.3 hours.