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Idun: Frontline Survival

30 RTS games like Idun: Frontline Survival that you should try

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Ranking compiled by Lluis Enric Mayans, Founder & Head of ContentHow this is calculatedOrdered by an attribute-similarity model, not editorial opinion.

We filtered the 50 games similar to Idun: Frontline Survival down to the 30 that fit the “RTS” category. Bad North, Castle Story and Plants vs. Zombies 2: It's About Time top the list, ranked by affinity and similarity score to Idun: Frontline Survival.

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GenreStrategySubgenreTower Defense
Tags
Solo
Year 2025Dev IDUN Interactive
Stores

Quick answer

Within the “RTS” category, the closest game to Idun: Frontline Survival is Bad North — scoring 93/100 on our similarity scale. Castle Story and Plants vs. Zombies 2: It's About Time follow close behind.

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The best rTS games like Idun: Frontline Survival

30 similar games foundUpdated May 2026

Handpicked by our similarity algorithm, these are the titles with the highest gameplay match to Idun: Frontline Survival. Each one has been evaluated across 18 real attributes — from combat style and progression mechanics to world structure and visual perspective — so every recommendation is based on how the game actually plays, not just its genre label.

#1Bad North
Bad North
StrategyTower Defense
SoloTacticalMeleeProceduralHistoricalIsometric
Steam👍 93%· 14KIGDB67· 2OC71· 29
Year 2018Dev Plausible Concept · Raw FuryOn PS4 · PC · Mac

✓ Same family of tower defense games: turn-based strategy, deep simulation and real-time strategy

≠ Its own twist: puzzle design, roguelike runs and fighting mechanics, while skipping setting scifi

Where it drifts furthest from Idun: Frontline Survival: visuals.

Genre100Combat100Game mode100World100Setting50Visuals38
#2Castle Story
Castle Story
StrategyTower Defense
SoloHistoricalBase BuildingCraftingIsometric
Steam👍 65%· 11KRAWG👍 59%· 27
Year 2012Dev Sauropod StudioPlaytime ~3hOn PC · iOS · Android

✓ Both are tower defense games — sharing deep simulation, real-time strategy and survival mechanics

≠ Stands apart with sandbox freedom, sandbox world and open world exploration, while skipping turn-based strategy

An epic adventure awaits you in Castle Story, a strategy game where you command friendly creatures called Bricktrons. Have them explore, carve, dig and gather resources from vast, spectacular floating islands, reshaping the voxel-based world to your desire!

Where it drifts furthest from Idun: Frontline Survival: combat and world.

On reception: its Steam reviews are mixed, against mostly positive for Idun: Frontline Survival.

It predates Idun: Frontline Survival by 13 years, with what that implies technically.

Genre100Progression93Setting39Visuals38Game mode34Combat0
Plants vs. Zombies 2: It's About Time
StrategyTower Defense
SoloTacticalSci-FiHistoricalMultiplayer
IGDB80· 1
Year 2013Dev PopCap Games · Electronic ArtsOn Android · iOS

✓ Fits the tower defense games cluster, with real-time strategy, adventure storytelling and survival mechanics

≠ Its own twist: dark, oppressive atmosphere, horror setting and multiplayer gameplay, while skipping turn-based strategy

Where it drifts furthest from Idun: Frontline Survival: visuals.

It predates Idun: Frontline Survival by 12 years, with what that implies technically.

Genre100Combat78Setting64Game mode55Visuals0
Plants vs. Zombies
StrategyTower Defense
SoloTacticalDarkCasualCozy
Steam👍 98%· 152KRAWG👍 93%· 733MC87IGDB80· 1
Year 2010Dev PopCap Games · Electronic ArtsPlaytime ~5hOn PC · PS · Xbox

✓ Fits the tower defense games cluster, with tower defense planning, deep simulation and real-time strategy

≠ Stands apart with puzzle design, dark, oppressive atmosphere and vibe casual, while skipping turn-based strategy

This is a casual tower defense game from the PopCap Games studio. The main characters are homeowners who, with the help of plants, protect their garden from the invasion of zombies. The game was ported to all kinds of consoles, including mobile platforms. In Plants vs.

Where it drifts furthest from Idun: Frontline Survival: setting and visuals.

It predates Idun: Frontline Survival by 15 years, with what that implies technically.

Genre100Game mode100Combat79Setting0Visuals0
#5Gratuitous Space Battles
Gratuitous Space Battles
StrategyTower Defense
SoloMeleeTacticalSci-FiSpaceTop-DownIsometric
Steam👍 70%· 877RAWG👍 24%· 42MC72IGDB65· 2
Year 2009Dev Positech GamesPlaytime ~3hOn PC · Apple Macintosh · Linux

✓ Same family of tower defense games: deep simulation, turn-based strategy and real-time strategy

≠ Stands apart with sandbox freedom, punishing difficulty and sandbox world, while skipping adventure storytelling

Gratuitous Space Battles is a mix of real-time strategy and tactics of Tower Defense, altogether featuring a science-fiction setting of space warfare.

Where it drifts furthest from Idun: Frontline Survival: world.

It predates Idun: Frontline Survival by 16 years, with what that implies technically.

Genre100Combat100Setting85Visuals66Game mode54World0
AI War: Fleet Command
StrategyTower Defense
SoloTacticalMeleeSci-FiSpaceIsometric
Steam👍 82%· 1.6KRAWG👍 26%· 50MC80IGDB90· 1
Year 2009Dev Arcen GamesPlaytime ~3hOn PC · Apple Macintosh · Linux

✓ Same family of tower defense games: real-time strategy, deep simulation and turn-based strategy

≠ Where it differs: brings punishing difficulty, open world exploration and co op, while skipping adventure storytelling

###Impulse A real-time strategy developed by independent developers from Arcen Games. The game first appeared on the public in 2009 on the developer's site and the Impulse site, and later appeared on Steam in version 2.0.

Where it drifts furthest from Idun: Frontline Survival: world and progression.

It predates Idun: Frontline Survival by 16 years, with what that implies technically.

Genre100Combat100Setting80Visuals38Game mode33World0
Unholy Heights
StrategyTower Defense
SoloBase BuildingCozyCasualNarrative
Steam👍 89%· 1.6KRAWG👍 30%· 20IGDB80· 1OC66· 10
Year 2013Dev Teyon · AGM PLAYISMPlaytime ~3hOn PC · PS · Nintendo

✓ Fits the tower defense games cluster, with deep simulation, real-time strategy and tower defense planning

≠ Stands apart with puzzle design, cozy, relaxing feel and vibe casual, while skipping adventure storytelling

Welcome to Unholy Heights, a mashup of Tower Defense and Apartment Management Simulation! The Devil has converted a tenement building into monsters-only housing, and has big plans for the future. Sucker monsters into moving into your building, charge them rent and keep them happy by buying them furniture.

Where it drifts furthest from Idun: Frontline Survival: world and visuals.

It predates Idun: Frontline Survival by 12 years, with what that implies technically.

Genre100Game mode100Progression53World0Visuals0
Command & Conquer 3: Tiberium Wars
StrategyTower Defense
SoloMeleeTacticalSci-FiHistoricalBase BuildingIsometric
Steam👍 90%· 9.2KRAWG👍 83%· 225MC85IGDB85· 4
Year 2007Dev Electronic Arts Los Angeles · Electronic ArtsPlaytime ~3hOn PC · Xbox

✓ Same family of tower defense games: real-time strategy, deep simulation and tower defense planning

≠ Its own twist: strong narrative focus, post-apocalyptic world and multiplayer gameplay, while skipping turn-based strategy

Command & Conquer 3: Tiberium Wars is a real-time strategy game developed by EA Los Angeles. It is the third game in the Tiberium sub-series and continues the plot of Tiberian Sun. ###Plot The year is 2047, 17 years after the events of the Firestorm Expansion pack.

Where it drifts furthest from Idun: Frontline Survival: visuals.

It predates Idun: Frontline Survival by 18 years, with what that implies technically.

Genre100Combat100Progression72Setting63Game mode54Visuals38
iBomber Defense Pacific
StrategyTower Defense
SoloTacticalMeleeHistoricalTop-Down
Steam👍 83%· 593RAWG👍 19%· 42
Year 2012Dev Cobra MobilePlaytime ~1hOn PC · iOS · Apple Macintosh

✓ Both are tower defense games — sharing tower defense planning, real-time strategy and turn-based strategy

≠ Stands apart with vibe casual, punishing difficulty and visual 2d, while skipping adventure storytelling

iBomber Defense Pacific is the sequel to the original iBomber Defense. It is the second part in this tower defense series designed for mobile devices. ###Premise The game is set during the World War II. Unlike the original game, the sequel shifts its attention to the Pacific Theatre.

Where it drifts furthest from Idun: Frontline Survival: visuals.

It predates Idun: Frontline Survival by 13 years, with what that implies technically.

Genre100Combat100Game mode100Setting52Visuals44
Defense Grid: The Awakening
StrategyTower Defense
SoloTacticalSci-FiIsometric
Steam👍 96%· 5.3KRAWG👍 59%· 106MC81IGDB86· 2
Year 2008Dev Hidden Path EntertainmentPlaytime ~4hOn PC · Xbox · Apple Macintosh

✓ Nearly identical: tower defense planning, deep simulation and real-time strategy.

≠ Missing: turn-based strategy.

###Microsoft’s tower defence The game is one in the genre of tower defense, developed by Hidden Path Entertainment for PC and Xbox 360. Later it was ported to the Mac, and for other consoles in 2013.

Where it drifts furthest from Idun: Frontline Survival: visuals and setting.

It predates Idun: Frontline Survival by 17 years, with what that implies technically.

Genre100Game mode100Combat78Setting45Visuals38
Kingdom Rush Frontiers - Tower Defense
StrategyTower Defense
SoloMeleeIsometricMagicHardcore
Steam👍 97%· 10KRAWG👍 88%· 92IGDB80· 1
Year 2013Dev Ironhide Game StudioPlaytime ~5hOn PC · iOS · Android

✓ Fits the tower defense games cluster, with tower defense planning, real-time strategy and adventure storytelling

≠ Stands apart with punishing difficulty, strong narrative focus and vibe casual, while skipping turn-based strategy

The world's most devilishly addictive defense game is back - welcome to Kingdom Rush: Frontiers! Bigger and badder than ever before, Kingdom Rush: Frontiers is a whole new level of the furiously fast, enchantingly charming gameplay that made the original title an award-winning hit.

Where it drifts furthest from Idun: Frontline Survival: setting and visuals.

It predates Idun: Frontline Survival by 12 years, with what that implies technically.

Genre100Game mode100Combat33Visuals31Setting0
Stronghold Crusader
StrategyTower Defense
SoloTacticalMeleeHistoricalBase BuildingIsometric
Steam👍 98%· 21KIGDB80· 1
Year 2002Dev Firefly Studios · Take-Two InteractiveOn PC

✓ Both are tower defense games — sharing deep simulation, real-time strategy and tower defense planning

≠ Its own twist: sandbox freedom, sandbox world and ranged combat, while skipping turn-based strategy

Where it drifts furthest from Idun: Frontline Survival: world and setting.

It predates Idun: Frontline Survival by 23 years, with what that implies technically.

Genre100Combat84Progression61Game mode55Visuals36Setting34
Stronghold
StrategyTower Defense
SoloTacticalMeleeHistoricalBase BuildingIsometric
Steam👍 96%· 10K
Year 2001Dev Firefly Studios · Take-Two InteractiveOn PC · Mac

✓ Both are tower defense games — sharing deep simulation, real-time strategy and tower defense planning

≠ Its own twist: sandbox freedom, strong narrative focus and sandbox world, while skipping turn-based strategy

Where it drifts furthest from Idun: Frontline Survival: world and setting.

It predates Idun: Frontline Survival by 24 years, with what that implies technically.

Genre100Combat81Game mode55Progression49Visuals35Setting29
Stronghold HD (2012)
StrategyTower Defense
SoloTacticalHistoricalBase BuildingIsometric
Steam👍 96%· 10KRAWG👍 82%· 310MC81
Year 2012Dev FireFly StudiosPlaytime ~3hOn PC · Apple Macintosh

✓ Same family of tower defense games: deep simulation, real-time strategy and tower defense planning

≠ Stands apart with sandbox freedom, strong narrative focus and sandbox world, while skipping turn-based strategy

Stronghold is a real-time strategy game, the first installment in Firefly Studio’s Stronghold series. Gameplay### The game takes place in Medieval Brittan of XI century.

Where it drifts furthest from Idun: Frontline Survival: world and setting.

It predates Idun: Frontline Survival by 13 years, with what that implies technically.

Genre100Combat76Game mode55Progression49Visuals35Setting30
Maia
StrategyRTS
SoloProceduralSci-FiSpaceBase BuildingCrafting
Steam👍 44%· 1.1K
Year 2013Dev Simon Roth · Machine StudiosPlaytime ~1hOn PC · Apple Macintosh · Linux

✓ Shared with Idun: Frontline Survival: real-time strategy, deep simulation and survival mechanics

≠ Where it differs: brings sandbox freedom, sandbox world and resource management, while skipping turn-based strategy

About This Game Maia is a strange and hostile alien world, toxic to humans, yet lush with new life. Your mission is to colonise this poison eden, survive it's dangers and establish humanity's first foothold in the stars.

On reception: its Steam reviews are mixed, against mostly positive for Idun: Frontline Survival.

It predates Idun: Frontline Survival by 12 years, with what that implies technically.

Game mode100Setting83Progression79World78Genre50

Complete list of rTS games like Idun: Frontline Survival

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