IMHO.

Games like Gemini

If Gemini is your kind of game, the closest matches are Stardust Defenders, Tomb Of AnuBI0S and Bardbarian — picked from the ranked list below. Reviewers single out its addictive bite sized runs, shop management feels rewarding and challenging. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Gemini: Gemini is an action tower defense game, where your goal is to protect the crystal and stay alive.

2020ActionStrategyIndieAdventureCasual7.99 USDWindowsby Gagonfe, Ulon, Rhowsl
Gemini — Steam game cover
Players highlight
Addictive bite sized runsBeautiful pixel art and musicShop management feels rewardingChallengingContemplativeWhimsical

Players who liked Gemini also play

Steam players who put hours into Gemini also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Stardust Defenders

    WHY THIS

    Shares tower defense and a whimsical mood with Gemini.

    Top pick for Gemini fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Gemini.

    Stardust Defenders is a tower defense, roguelike, bullet hell, where you will face hordes of enemy creatures with the power of forest spirits, leveling up and choosing upgrades that will allow you to survive.

    2023ActionStrategyIndie4.99 USDDeck PlayableSteam ↗
  2. Tomb Of AnuBI0S

    WHY THIS

    Second-strongest match for Gemini fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Gemini.

    Tomb of AnuBI0S is an unique 2D tower defense-platformer with an Egyptian Sci-fi setting. Defend the AI deity RAm from waves of undead "Organics." Upgrade your arsenal from weapons to walls, turrets, and your player capabilities. Immerse yourself in meticulously crafted levels and defend RAm!

    2023ActionStrategyIndie9.99 USDSteam ↗
  3. Bardbarian

    WHY THIS

    Shares a whimsical mood with Gemini.

    Third-strongest match for Gemini fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Gemini.

    You play as Brad the barbarian, who is awoken to the sounds of his town under siege. Today is different though; Brad has grown tired of fighting all the time. The usual grind for XP has grown dull, and he has decided to pursue his dreams of making music instead of shedding blood.

    2014ActionStrategyIndie7.99 USDDeck VerifiedSteam ↗
  4. Stronghold Conquest

    WHY THIS

    Ranked #4 for Gemini fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Gemini.

    In this thrilling Tower Defense - type game, you will become the main defender of your kingdom. Build powerful guns and strategically deploy them on the battlefield to fend off waves of incoming enemies. Your goal is to protect your territory and destroy all threats using various types of guns.

    2023ActionStrategyIndie1.99 USDSteam ↗
  5. Orcs Must Die! Deathtrap

    WHY THIS

    Shares tower defense and a challenging mood with Gemini.

    Ranked #5 for Gemini fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Gemini.

    Orcs Must Die! Deathtrap combines chaotic third-person combat with devious trap-laying strategy. Enjoy endless replayability as your War Mage grows stronger through roguelite progression. Repel relentless orc hordes solo or with up to 4 players.

    2025ActionStrategyIndie29.99 USDDeck PlayableSteam ↗
  6. Castillon

    WHY THIS

    Ranked #6 for Gemini fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Gemini.

    Castillon is a short strategy game where you freely build and defend your castle with magic. Gather resources and explore during the day, then survive enemy attacks at night. Use four types of magic to create the best defence, all in about 45 minutes.

    2026ActionStrategyIndieSteam ↗
  7. Octogeddon

    WHY THIS

    Shares a whimsical mood with Gemini.

    Ranked #7 for Gemini fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Gemini.

    You ARE Octogeddon, a massive mutant octopus with one mission: DESTROY the world! Grow more tentacles and evolve each of them into deadlier and deadlier weapons until you become the ultimate eight-legged killing machine!

    2018ActionStrategyIndie8.88 USDDeck VerifiedSteam ↗
  8. Forest Heroes

    WHY THIS

    Shares tower defense and a whimsical mood with Gemini.

    Ranked #8 for Gemini fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Gemini.

    Forest Heroes combines defense gameplay with roguelike deck-building. Enjoy intense battles and diverse strategies with simple controls!

    2025ActionStrategyCasual7.99 USDDeck VerifiedSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below Gemini at current Steam store prices.

  1. Titanfall® 2

    WHY THIS

    Priced ~44% under Gemini on Steam right now. Shares Action with Gemini.

    Respawn Entertainment gives you the most advanced titan technology in its new, single player campaign & multiplayer experience. Combine & conquer with new titans & pilots, deadlier weapons, & customization and progression systems that help you and your titan flow as one unstoppable killing force.

    2020Action4.49 USDDeck PlayableSteam ↗
  2. POSTAL 2

    WHY THIS

    Priced ~88% under Gemini on Steam right now. Shares Action and Indie with Gemini.

    Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?

    2012ActionIndieAdventure0.99 USDDeck VerifiedSteam ↗
  3. Buckshot Roulette

    WHY THIS

    Priced ~63% under Gemini on Steam right now. Shares Action and Indie with Gemini.

    Play Russian roulette with a 12-gauge shotgun. Four enter. One leaves. Roll the dice with your life. Good luck!

    2024ActionIndieSimulation2.99 USDDeck PlayableSteam ↗
  4. GRIS

    WHY THIS

    Priced ~53% under Gemini on Steam right now. Shares Indie and Adventure with Gemini.

    Gris is a hopeful young girl lost in her own world, dealing with a painful experience in her life. Her journey through sorrow is manifested in her dress, which grants new abilities to better navigate her faded reality.

    2018IndieAdventure3.74 USDDeck VerifiedSteam ↗
  5. The Test

    WHY THIS

    Priced ~75% under Gemini on Steam right now. Shares Indie and Adventure with Gemini.

    You will answer a series of questions that will reveal truths from deep within. These questions may make you uncomfortable, but with great knowledge comes great sacrifice. Can you make it all the way through The Test, and if you do, are you sure you want the answers you seek?

    2020IndieAdventureSimulation1.99 USDDeck VerifiedSteam ↗
  6. Milk inside a bag of milk inside a bag of milk

    WHY THIS

    Priced ~81% under Gemini on Steam right now. Shares Indie and Adventure with Gemini.

    A short story about what sort of challenges everyday little things can be. Help the girl buy milk, be the first not to disappoint her.

    2020IndieAdventure1.49 USDDeck PlayableSteam ↗
  7. Blood and Bacon

    WHY THIS

    Priced ~88% under Gemini on Steam right now. Shares Action and Adventure with Gemini.

    This Co-op Shooter , has Day and Night levels, multiple maps, players will take on 25 enemy types and numerous bosses, like Gargantuan Monsters and Minibosses every 10 days as you explore, shoot and run for your life against the onslaught of porcine monstrosities.

    2016ActionAdventureCasual0.99 USDSteam ↗
  8. Crypt of the NecroDancer

    WHY THIS

    Priced ~63% under Gemini on Steam right now. Shares Action and Indie with Gemini.

    Crypt of the NecroDancer is an award winning hardcore roguelike rhythm game. Move to the music and deliver beatdowns to the beat! Groove to the epic Danny Baranowsky soundtrack, or select songs from your own MP3 collection!

    2015ActionIndieRPG2.99 USDDeck VerifiedSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Doki Doki Literature Club!

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with Gemini.

    The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.

    2017IndieFree To PlayCasualFreeDeck PlayableSteam ↗
  2. Life is Strange - Episode 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Adventure with Gemini.

    Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.

    2015ActionAdventureFreeDeck PlayableSteam ↗
  3. Helltaker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Gemini.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  4. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Gemini.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  5. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Gemini.

    Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?

    2025IndieSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  6. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Gemini.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  7. Sheepy: A Short Adventure

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Gemini.

    A Short Handcrafted Pixel Art Platformer that follows Sheepy, an abandoned plushy brought to life. Sheepy: A Short Adventure is the first short game from MrSuicideSheep.

    2024IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  8. NGU IDLE

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Gemini.

    NGU Idle is a Free To Play Idle game that's full of weird humor, tons of upgrades and hundreds of hours of content! Try out NGU Idle today and experience the joy of Numbers Going Up!

    2019IndieAdventureSimulationFreeDeck PlayableSteam ↗

More from Gagonfe

Other recommendable Steam games by Gagonfe, ranked by review count so the studio's hits land first.

  1. Shelldiver

    WHY THIS

    Another title from Gagonfe, the studio behind Gemini. Shares Action and Adventure with Gemini.

    Take a deep breath and dive right into this cozy incremental game about a senior turtle trying to start a business selling jellyfish. Upgrade your equipment, explore biomes, and help your turtly village!

    2025ActionAdventure4.99 USDDeck VerifiedSteam ↗
  2. Rocket Rats

    WHY THIS

    Another title from Gagonfe, the studio behind Gemini. Shares Action and Casual with Gemini.

    Rocket Rats is a survivors-like game where you defeat cheese-based astral bodies in space – as a rat! Clear waves of enemies, collect cheese, upgrade your gear, and conquer the moon!

    2024ActionCasual5.99 USDDeck VerifiedSteam ↗
  3. Doomed to Hell

    WHY THIS

    Shares a challenging mood with Gemini.

    Another title from Gagonfe, the studio behind Gemini. Shares Action and Adventure with Gemini.

    Doomed to Hell is a roguelike-like top-down shooter where you play as Rose, a human in hell who will need to fight all of its monsters in waves of enemies, defeat bosses, and get new weapons to earn back his life on earth.

    2022ActionAdventure11.99 USDDeck PlayableSteam ↗
  4. Archaeogem

    WHY THIS

    Shares a contemplative mood with Gemini.

    Another title from Gagonfe, the studio behind Gemini. Shares Adventure with Gemini.

    Hats up and whips out; the wilderness' mysteries await! Explore lush biomes, use your trusty whip to extract wild flowers' mystic powers, and collect rare gems in this dynamic precision-platformer. Unearth archaeological marvels and become a legend!

    2024Adventure9.99 USDDeck VerifiedSteam ↗
  5. Toroom

    WHY THIS

    Shares a whimsical mood with Gemini.

    Another title from Gagonfe, the studio behind Gemini. Shares Action and Adventure with Gemini.

    Toroom is a dungeon crawler roguelike-like top-down shooter, where the protagonist just wants to come back to his bedroom after waking up in a world of fantasy. Fight your way through multiple biomes, clear rooms full of enemies, get as much loot as possible and defeat the bosses in your way.

    2021ActionAdventure11.99 USDSteam ↗
  6. Colorful Colore

    WHY THIS

    Shares a challenging mood with Gemini.

    Another title from Gagonfe, the studio behind Gemini. Shares Strategy and Indie with Gemini.

    Colorful Colore is a Puzzle Labyrinth game, where your objective is to get in the exit matching the correct colors in the way.

    2020StrategyIndieCasual2.99 USDSteam ↗
  7. Wizodd

    WHY THIS

    Another title from Gagonfe, the studio behind Gemini. Shares Action and Indie with Gemini.

    Wizodd is a dungeon crawler roguelike game where you find various equipment and upgrades while encountering dangerous monsters and bosses to advance down to the lower floors.

    2020ActionIndieAdventure4.99 USDDeck PlayableSteam ↗
  8. Bob Help Them

    WHY THIS

    Another title from Gagonfe, the studio behind Gemini. Shares Strategy and Indie with Gemini.

    Bob Help Them is a timer-based game, where your goal is to help all NPC's before the timer ends.

    2020StrategyIndieCasual5.99 USDSteam ↗

Plays great on Steam Deck

Valve-Verified or Playable picks from the similar pool — ready to go on Deck out of the box.

  1. Bardbarian

    WHY THIS

    Shares a whimsical mood with Gemini.

    Deck Verified — runs on Steam Deck out of the box. Shares Action and Strategy with Gemini.

    You play as Brad the barbarian, who is awoken to the sounds of his town under siege. Today is different though; Brad has grown tired of fighting all the time. The usual grind for XP has grown dull, and he has decided to pursue his dreams of making music instead of shedding blood.

    2014ActionStrategyIndie7.99 USDDeck VerifiedSteam ↗
  2. Octogeddon

    WHY THIS

    Shares a whimsical mood with Gemini.

    Deck Verified — runs on Steam Deck out of the box. Shares Action and Strategy with Gemini.

    You ARE Octogeddon, a massive mutant octopus with one mission: DESTROY the world! Grow more tentacles and evolve each of them into deadlier and deadlier weapons until you become the ultimate eight-legged killing machine!

    2018ActionStrategyIndie8.88 USDDeck VerifiedSteam ↗
  3. Forest Heroes

    WHY THIS

    Shares tower defense and a whimsical mood with Gemini.

    Deck Verified — runs on Steam Deck out of the box. Shares Action and Strategy with Gemini.

    Forest Heroes combines defense gameplay with roguelike deck-building. Enjoy intense battles and diverse strategies with simple controls!

    2025ActionStrategyCasual7.99 USDDeck VerifiedSteam ↗

Frequently asked about Gemini

How much does Gemini cost?
Gemini is listed on Steam at 7.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Gemini?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Gemini are Stardust Defenders, Tomb Of AnuBI0S, Bardbarian.
Who developed Gemini?
Gemini was developed by Gagonfe, Ulon, Rhowsl and published by Gagonfe.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Gemini.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.