Free games like 9th Sentinel Sisters
Below are 8 free-to-play Steam games similar to 9th Sentinel Sisters, 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 9th Sentinel Sisters page.
Ranked picks
- 1
Life is Strange - Episode 1
Free-to-play alternative to 9th Sentinel Sisters — no purchase or trial window. Shares Action with 9th Sentinel Sisters.
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.
- 2
Ultimate Custom Night
Free-to-play alternative to 9th Sentinel Sisters — no purchase or trial window. Shares Action and Indie with 9th Sentinel Sisters.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
- 3
missed messages.
Free-to-play alternative to 9th Sentinel Sisters — no purchase or trial window. Shares Indie and Casual with 9th Sentinel Sisters.
‘goth gf’s iPhone’ airdrops you - accept or decline? A love/horror story about life, death, & memes.
- 4
![UNBEATABLE [white label] — Steam game cover](https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/1290490/header.jpg?t=1736770503)
UNBEATABLE [white label]
Free-to-play alternative to 9th Sentinel Sisters — no purchase or trial window. Shares Action and Indie with 9th Sentinel Sisters.
A young girl learns a song. An exclusive side-story set in the world of D-CELL GAMES' upcoming rhythm-adventure.
- 5
Star Fetchers
Free-to-play alternative to 9th Sentinel Sisters — no purchase or trial window. Shares Action and Indie with 9th Sentinel Sisters.
The introduction to a wild ride with gangsters and deep state conspiracy theories
- 6
Paper Lily - Chapter 1
Free-to-play alternative to 9th Sentinel Sisters — no purchase or trial window. Shares Indie with 9th Sentinel Sisters.
Paper Lily is an RPG horror game in which you can solve puzzles in different ways. Explore a hidden world, meet strange characters, and guide Lacie as she attempts to find answers about her unusual condition.
- 7
The Lab
Free-to-play alternative to 9th Sentinel Sisters — no purchase or trial window.
Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!
- 8
Z.A.T.O. // I Love the World and Everything In It
Free-to-play alternative to 9th Sentinel Sisters — no purchase or trial window. Shares Indie with 9th Sentinel Sisters.
USSR, 1986. A girl goes missing in the closed city of Vorkuta-5, yet not a soul seems to be concerned. Uncover the mystery behind her disappearance and transmit your signal to the universe.