The Books Insiderindependent audiobook data
What Stalks the Deep by T. Kingfisher

What Stalks the Deep: Audiobook

Book 3 of the Sworn Soldier series

According to The Books Insider's catalog data, the What Stalks the Deep audiobook runs 5.9 hours unabridged, narrated by Avi Roque (about 3.9 hours at 1.5× playback speed).

5.9listening hrs
Fantasystore shelf
2025released
Free for new listeners

The instrument When will you finish it?

Based on 5.9 hours of listening.

Days to finish What Stalks the Deep at common listening paces
Your paceYou'll finish in
30 min / day12 days
1 hour / day6 days
2 hours / day3 days
1 hour / day at 1.5×4 days

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

What our data says

  • At 5.9 hours, it is shorter than 74% of the 4,251 Fantasy audiobooks in our catalog.

More narrated by Avi Roque

Avi Roque narrates 21 unabridged audiobooks in our catalog, 162 hours in all.

  • What Feasts at NightT. Kingfisher · 5 hrs
  • May the Best Man WinZ. R. Ellor · 11.1 hrs
  • Stars in Your EyesKacen Callender · 9.9 hrs
  • That Way Madness Lies: 15 of Shakespeare's Most Notable Works ReimaginedDahlia Adler · 9.4 hrs
  • Somewhere We Are Human: Authentic Voices on Migration, Survival, and New BeginningsSonia Guiñansaca · 8.3 hrs

About as long, on the Fantasy shelf

349 Fantasy audiobooks in our catalog run within 10% of this length. The most popular on the store:

Other recordings

  • The 2025 recording read by Cloud Quinn runs 1.6 hours shorter (4.3 hours).

Computed from 170,512 English-language unabridged audiobooks in The Books Insider catalog (store data read October 21, 2026). Lengths are the store's own running times. Methodology.

About this listen

What Stalks the Deep is book 3 of T. Kingfisher's Sworn Soldier series: a 5.9-hour unabridged recording, read by Avi Roque, released September 30, 2025, on the Horror and Fantasy shelves.

The listen at a glance

Length
5.9 hrs
Narrated by
Avi Roque
Released
September 30, 2025
Format
Unabridged audiobook
Language
English
Store shelves
Horror, Fantasy
Series
Sworn Soldier #3
ISBN
9781250403254

How to listen to What Stalks the Deep 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.

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Questions listeners ask

How long is the What Stalks the Deep audiobook?

What Stalks the Deep runs 5.9 hours unabridged. At 1.5× speed that drops to roughly 3.9 hours.

Is the What Stalks the Deep audiobook free?

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

Who narrates What Stalks the Deep?

What Stalks the Deep is narrated by Avi Roque.