Unbound Trilogy: Similar romance series

Threshold

by Peter Clines

3.82 · 98 ratings

book · horror · paranormal · cosmic-horror · audiobook · apocalyptic · action-adventure · mystery · fiction · aliens · sci-fi · adult · supernatural · urban-fantasy · contemporary · dystopia · monsters · post-apocalyptic · multiverse · suspense

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The City

by Sarah Lyons Fleming

4.58 · 68 ratings

action-adventure · fiction · apocalyptic · book · crime · post-apocalyptic · futuristic · romance · adult · dystopia · survival · audiobook · horror · sci-fi · zombies · suspense · humor · urban-fantasy · friendship · new-adult

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Trackers

by Nicholas Sansbury Smith

4.20 · 99 ratings

dystopia · audiobook · book · post-apocalyptic · violent-conflict · adult · military · horror · apocalyptic · action-adventure · fiction · sci-fi · war · suspense · survival · male-mc · mystery · female-mc · political-intrigue · conspiracies

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Together We Fall

by Katie May

4.21 · 77 ratings

female-mc · humor · fiction · action-adventure · futuristic · apocalyptic · polyamory · horror · dark · new-adult · sci-fi · abuse · romance · post-apocalyptic · book · reverse-harem · contemporary · alpha-mc · dystopia · survival

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A New World

by John O'Brien

4.28 · 156 ratings

epic · sci-fi · military · horror · adult · apocalyptic · action-adventure · fiction · suspense · zombies · audiobook · dystopia · post-apocalyptic · book · literary-fiction · monsters · dark · drama · near-future · war

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Thicker Than Blood

by Madeline Sheehan

4.14 · 45 ratings

post-apocalyptic · horror · sci-fi · action-adventure · fiction · apocalyptic · futuristic · dystopia · multi-pov · suspense · paranormal · zombies · book · romance · adult · dark · drama · alpha-mc · survival · age-gap

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Affliction Z

by L.T. Ryan

4.14 · 44 ratings

fiction · medical · action-adventure · zombies · sci-fi · apocalyptic · book · monsters · post-apocalyptic · adult · dystopia · horror · epidemy · suspense · male-mc · survival · military · paranormal · conspiracies · supernatural

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Black Tide Rising

by John Ringo

4.26 · 185 ratings

post-apocalyptic · action-adventure · fiction · sci-fi · horror · adult · zombies · apocalyptic · military · violent-conflict · urban-fantasy · audiobook · alternate-history · book · suspense · war · dystopia · humor · anthologies · contemporary

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Mountain Man

by Keith C. Blackmore

4.05 · 128 ratings

post-apocalyptic · dystopia · audiobook · zombies · fiction · action-adventure · apocalyptic · monsters · adult · horror · book · survival · sci-fi · suspense · urban-fantasy · supernatural · humor · dark · paranormal · grim-dark

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Alien Invasion

by Sean Platt

3.83 · 96 ratings

apocalyptic · aliens · action-adventure · fiction · sci-fi · horror · first-contact · adult · violent-conflict · post-apocalyptic · invasion · book · colonization · audiobook · dystopia · humor · comedy · space · military · space-fleet

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Commune

by Joshua Gayou

4.28 · 50 ratings

sci-fi · adult · dystopia · survival · audiobook · horror · apocalyptic · book · post-apocalyptic · action-adventure · fiction · dark · suspense · violent-conflict · war · humor · epic · mystery

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The Book of Riley

by Mark Tufo

4.44 · 74 ratings

horror · animals · fiction · humor · zombies · dystopia · audiobook · post-apocalyptic · sci-fi · apocalyptic · monsters · action-adventure · epidemy · adult · dogs · book · genetic-engineering · medical · contemporary · cats

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Juniper Unraveling

by Keri Lake

4.23 · 49 ratings

action-adventure · zombies · fiction · apocalyptic · futuristic · horror · dark · new-adult · sci-fi · book · steamy · romance · post-apocalyptic · dystopia · paranormal · monsters · sexual-assault · dark-fantasy · abuse · genetic-engineering

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Surviving the Fall

by Mike Kraus

4.28 · 78 ratings

action-adventure · sci-fi · survival · adult · post-apocalyptic · apocalyptic · fiction · dystopia · book · male-author · suspense · horror · audiobook · box-set · anthologies

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Extinction New Zealand

by Adrian J. Smith

4.08 · 26 ratings

action-adventure · fiction · post-apocalyptic · book · apocalyptic · horror · audiobook · survival · adult · dystopia · epidemy · zombies · sci-fi · colonization · medical · monsters · genetic-engineering · suspense · body-horror · paranormal

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EMP Survival in a Powerless World

by Robert J. Walker

4.21 · 63 ratings

post-apocalyptic · book · dystopia · fiction · sci-fi · adult · suspense · action-adventure · literary-fiction · apocalyptic · crime · mystery · horror · kidnapping · police-procedural · female-mc · law-enforcement · contemporary · survival · terrorism

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The Dead Saga

by Claire C. Riley

4.22 · 73 ratings

zombies · dystopia · post-apocalyptic · adult · apocalyptic · fiction · book · sci-fi · horror · futuristic · action-adventure · suspense · romance · alpha-mc · survival · abuse · drama · paranormal · on-the-run · audiobook

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Releasing the Magic

by Maya Riley

4.14 · 28 ratings

dystopia · zombies · paranormal · reverse-harem · book · post-apocalyptic · romance · magic · polyamory · dark · fiction · apocalyptic · futuristic · alpha-mc · adult · fantasy · action-adventure · humor · female-mc · contemporary

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The Sanctuary

by Nikita Slater

4.19 · 27 ratings

fiction · futuristic · apocalyptic · adult · dark · sci-fi · romance · post-apocalyptic · book · alpha-mc · dystopia · enemies-to-lovers · female-mc · age-gap · anti-hero · zombies · angst · paranormal · action-adventure · fantasy

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The Wastelanders

by K.S. Merbeth

3.75 · 12 ratings

apocalyptic · book · post-apocalyptic · fiction · action-adventure · dark · adult · dystopia · sci-fi · audiobook · industrial-era · suspense · western · humor · female-mc · graphic-violence · survival · horror · historical · box-set

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Desolate

by Robert Brumm

3.69 · 16 ratings

fiction · sci-fi · apocalyptic · post-apocalyptic · adult · dystopia · horror · book · prison · action-adventure · suspense · aliens · box-set · medical · classics · mystery · drama · crime · anthologies · invasion

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Last Mayor / Zombie Ocean

by Michael John Grist

4.26 · 35 ratings

post-apocalyptic · dystopia · genetic-engineering · zombies · fiction · action-adventure · humor · horror · adult · comedy · book · survival · monsters · apocalyptic · suspense · sci-fi · supernatural · urban-fantasy · literary-fiction · paranormal

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The Infected

by Joseph Zuko

4.39 · 38 ratings

book · post-apocalyptic · fiction · dystopia · adult · horror · monsters · zombies · action-adventure · apocalyptic · humor · suspense · comedy · sci-fi · box-set · male-mc · supernatural · paranormal · dark-humor · young-adult

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The Rift

by Robert J. Duperre

3.67 · 12 ratings

fiction · post-apocalyptic · book · apocalyptic · monsters · horror · adult · zombies · action-adventure · medical · dark-fantasy · survival · dark · epidemy · suspense · dystopia · sci-fi · box-set · supernatural · coming-of-age

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by J.D. Palmer

Unbound Trilogy: Similar series

by Peter Clines

by Sarah Lyons Fleming

by Nicholas Sansbury Smith

by Katie May

by John O'Brien

by Madeline Sheehan

by L.T. Ryan

by John Ringo

by Keith C. Blackmore

by Sean Platt

by Joshua Gayou

by Mark Tufo

by Keri Lake

by Mike Kraus

by Adrian J. Smith

by Robert J. Walker

by Claire C. Riley

by Maya Riley

by Nikita Slater

by K.S. Merbeth

by Robert Brumm

by Michael John Grist

by Joseph Zuko

by Robert J. Duperre