IMHO.

Free games like Sector IV : LockDown

Below are 8 free-to-play Steam games similar to Sector IV : LockDown, 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 Sector IV : LockDown page.

Ranked picks

  1. 1
    Indigo Park: Chapter 1 — Steam game cover

    Indigo Park: Chapter 1

    Free-to-play alternative to Sector IV : LockDown — no purchase or trial window. Shares Action and Indie with Sector IV : LockDown.

    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 PlayableFree to playSimilar games →
  2. 2
    Counter-Strike:Global Offensive — Steam game cover

    Counter-Strike:Global Offensive

    Free-to-play alternative to Sector IV : LockDown — no purchase or trial window. Shares Action with Sector IV : LockDown.

    Counter-Strike:Global Offensive (CS:GO) expands upon the team-based action gameplay that it pioneered when it was launched over 2 decades ago. CS:GO features new maps, characters, weapons, and game modes, and delivers updated versions of the classic CS content (de_dust2, etc.).

    2012ActionFree To PlayFreeDeck PlayableFree to playSimilar games →
  3. 3
    UNBEATABLE [white label] — Steam game cover

    UNBEATABLE [white label]

    Free-to-play alternative to Sector IV : LockDown — no purchase or trial window. Shares Action and Indie with Sector IV : LockDown.

    A young girl learns a song. An exclusive side-story set in the world of D-CELL GAMES' upcoming rhythm-adventure.

    2021ActionIndieAdventureFreeDeck PlayableFree to playSimilar games →
  4. 4
    Eternal Senia — Steam game cover

    Eternal Senia

    Free-to-play alternative to Sector IV : LockDown — no purchase or trial window. Shares Action and Indie with Sector IV : LockDown.

    Thoughts and expectations ARPG

    2015ActionIndieRPGFreeDeck PlayableFree to playSimilar games →
  5. 5
    Disfigure — Steam game cover

    Disfigure

    Free-to-play alternative to Sector IV : LockDown — no purchase or trial window. Shares Action and Indie with Sector IV : LockDown.

    Disfigure is a grim-dark action rogue-like where you battle relentless hordes of monsters lurking in the shadows. Unlock powerful weapons, craft god-like builds with hundreds of upgrades, slay colossal bosses, and push your limits in intense 20–30 minute survival runs!

    2023ActionIndieFreeDeck PlayableFree to playSimilar games →
  6. 6
    93, Kuindzhi — Steam game cover

    93, Kuindzhi

    Free-to-play alternative to Sector IV : LockDown — no purchase or trial window. Shares Indie and Adventure with Sector IV : LockDown.

    Kuindzhi, 93 is an atmospheric first-person narrative vignette about an 18-year-old boy from Donbas. The story takes us to March 2022, when the world changed forever — into a space where the past, fears, and doubts find their voice.

    2026IndieAdventureFree To PlayFreeFree to playSimilar games →
  7. 7
    DORONKO WANKO — Steam game cover

    DORONKO WANKO

    Free-to-play alternative to Sector IV : LockDown — no purchase or trial window. Shares Action with Sector IV : LockDown.

    『DORONKO WANKO』 is a DORONKO Action Game. In this game, You can become a cute, innocent Pomeranian, make your master's home messy and dirty. "Will the master be angry with me?" Don't worry. Because you are a sweet doggie.

    2024ActionSimulationFree To PlayFreeFree to playSimilar games →
  8. 8
    Tails Noir: Prologue — Steam game cover

    Tails Noir: Prologue

    Free-to-play alternative to Sector IV : LockDown — no purchase or trial window. Shares Indie and Adventure with Sector IV : LockDown.

    Tails Noir: Prologue is the first act of a post-noir narrative adventure. Become raccoon private eye Howard Lotor and explore dystopian Vancouver inhabited by animals as you uncover a deeply personal story of change and transformation.

    2019IndieAdventureRPGFreeDeck PlayableFree to playSimilar games →