Free games like Idle Big Devil
Below are 10 free-to-play Steam games similar to Idle Big Devil, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Idle Big Devil page.
Ranked picks
- 1
Doki Doki Literature Club!
Free-to-play alternative to Idle Big Devil — no purchase or trial window. Shares Indie and Free To Play with Idle Big Devil.
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.
- 2
Helltaker
Free-to-play alternative to Idle Big Devil — no purchase or trial window. Shares Indie and Adventure with Idle Big Devil.
Helltaker is a short game about sharply dressed demon girls.
- 3
Bongo Cat
Free-to-play alternative to Idle Big Devil — no purchase or trial window. Shares Indie and Free To Play with Idle Big Devil.
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?
- 4
The Murder of Sonic the Hedgehog
Free-to-play alternative to Idle Big Devil — no purchase or trial window. Shares Indie and Free To Play with Idle Big Devil.
Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!
- 5
Indigo Park: Chapter 1
Free-to-play alternative to Idle Big Devil — no purchase or trial window. Shares Indie and Adventure with Idle Big Devil.
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.
- 6
missed messages.
Free-to-play alternative to Idle Big Devil — no purchase or trial window. Shares Indie and Free To Play with Idle Big Devil.
‘goth gf’s iPhone’ airdrops you - accept or decline? A love/horror story about life, death, & memes.
- 7
NGU IDLE
Free-to-play alternative to Idle Big Devil — no purchase or trial window. Shares Indie and Adventure with Idle Big Devil.
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!
- 8
Awaria
Free-to-play alternative to Idle Big Devil — no purchase or trial window. Shares Indie and Free To Play with Idle Big Devil.
Awaria is a short game about working in haunted maintenance tunnels.
- 9
Idling to Rule the Gods
Free-to-play alternative to Idle Big Devil — no purchase or trial window. Shares Strategy and Indie with Idle Big Devil.
Idling to Rule the Gods is a free to play Idle-Game with a lot of content and some Minigames. Depending on your play-style, you can play it fast or slow. Either way it can be fun for hundreds of hours!
- 10
Creature Card Idle
Free-to-play alternative to Idle Big Devil — no purchase or trial window. Shares Strategy and Indie with Idle Big Devil.
Creature Card Idle is an incremental game that fuses strategic grid-based gameplay with the thrill of collecting cards. Experience an evolving journey across expansions, each introducing new mechanics and cards. Play for free without microtransactions.