My Alien Caveman: Similar romance series

Calluvia's Royalty

by Alessandra Hazard

4.17 · 106 ratings

adult · aliens · fiction · lgbtq · paranormal · mlm · royalty · romance · book · magic · slow-burn · family · drama · space · enemies-to-lovers · supernatural · angst · steamy · male-mc · sci-fi

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Destiny's Crucible

by Olan Thorensen

4.18 · 101 ratings

time-travel · audiobook · action-adventure · aliens · portal-travel · fiction · war · violent-conflict · military · historical-fiction · epic · book · adult · paranormal · sci-fi · colonization · ai · alternate-history · grim-dark · historical

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The Tellox

by Kelly Lucille

3.92 · 36 ratings

aliens · fiction · steamy · book · fated-mates · romance · adult · insta-love · paranormal · sci-fi · futuristic · alpha-mc · suspense · action-adventure · dark · royalty · kidnapping

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Interstellar Brides Program: The Beasts

by Grace Goodwin

4.25 · 72 ratings

vampires · steamy · book · shapeshifters · romance · paranormal · action-adventure · aliens · fiction · adult · military · insta-love · sci-fi · contemporary · fated-mates · genetic-engineering · audiobook · space · alpha-mc · stalking

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The Omega Collective

by Mina Carter

4.28 · 55 ratings

sci-fi · aliens · fiction · omegaverse · book · steamy · futuristic · romance · adult · dystopia · enemies-to-lovers · paranormal · female-mc · shapeshifters · fated-mates · alpha-mc · insta-love · humor · forced-proximity · action-adventure

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Interstellar Brides: The Colony

by Grace Goodwin

4.26 · 108 ratings

fiction · paranormal · cyborgs · romance · book · steamy · sci-fi · adult · shapeshifters · vampires · aliens · action-adventure · audiobook · genetic-engineering · insta-love · military · futuristic · violent-conflict · war · contemporary

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Sarazen Saga

by Isabel Wroth

4.15 · 52 ratings

sci-fi · adult · fated-mates · aliens · fiction · paranormal · book · shapeshifters · romance · violent-conflict · first-contact · alpha-mc · contemporary · invasion · space · steamy · space-opera · insta-love · children · monsters

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Arranged Monster Mates

by Eden Ember

3.91 · 131 ratings

paranormal · adult · fiction · romance · sci-fi · monsters · fantasy · book · aliens · arranged-marriage · steamy · fated-mates · age-gap · dystopia · supernatural · multi-pov · insta-love · marriage-of-convenience · grumpy-sunshine · myths

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Warriors of the Oasis

by Ivy Sparks

4.04 · 24 ratings

adult · paranormal · female-mc · poc-mc · action-adventure · aliens · fiction · romance · book · first-contact · violent-conflict · space · sci-fi · insta-love · fated-mates · invasion · monsters · kidnapping · multi-pov · audiobook

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Galaxy Circus

by Lexie Winston

4.44 · 72 ratings

aliens · fiction · polyamory · adult · mlm · romance · reverse-harem · book · paranormal · dragons · monsters · magic · sci-fi · vampires · shapeshifters · fated-mates · fantasy · omegaverse · steamy · action-adventure

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Xarc'n Warriors: Mountains

by Lynnea Lee

4.33 · 32 ratings

aliens · fiction · post-apocalyptic · futuristic · adult · female-mc · fantasy · humor · book · alpha-mc · paranormal · fated-mates · sci-fi-earth · romance · monsters · steamy · multi-pov · found-family · dystopia · romantic-love

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Eastshore Isle

by Veronika Kane

4.32 · 56 ratings

adult · monsters · fiction · fantasy · paranormal · book · romance · urban-fantasy · humor · small-town · contemporary · grumpy-mc · fated-mates · grumpy-sunshine · steamy · cheerful-mc · kind-mc · sci-fi · aliens · insta-love

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Texas Pack

by Jo Ellen

3.93 · 29 ratings

paranormal · fantasy · adult · romance · shapeshifters · book · witches-wizards · fiction · suspense · audiobook · contemporary · magic · alpha-mc · humor · supernatural · insta-love · fated-mates · time-travel · fae · ghosts

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Furry Alien Mates

by Delaney Rain

4.17 · 41 ratings

fated-mates · romance · lgbtq · book · mlm · aliens · fiction · fantasy · paranormal · sci-fi · adult · shapeshifters · steamy · supernatural · forced-proximity · disability · omegaverse · humor · urban-fantasy · action-adventure

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Coletti Warlords

by Gail Koger

4.18 · 114 ratings

book · humor · fiction · adult · romance · paranormal · aliens · sci-fi · warriors · vampires · alpha-mc · space · action-adventure · insta-love · fated-mates · steamy · shapeshifters · contemporary · futuristic · kidnapping

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Villains in Space

by C. Rochelle

4.60 · 20 ratings

sci-fi · mlm · book · cheerful-mc · romance · forced-proximity · paranormal · grumpy-sunshine · fiction · super-powered · fantasy · aliens · humor · lgbtq · age-gap · adult · grumpy-mc · steamy · found-family · contemporary

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Arkadian Alien Mail Order Brides

by Tasha Black

4.22 · 18 ratings

insta-love · paranormal · sci-fi · adult · violent-conflict · first-contact · book · romance · invasion · aliens · fiction · fantasy · arranged-marriage · suspense · steamy

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