IMHO.

Single-player games like SEN: Seven Eight Nine

Below are 8 single-player Steam games similar to SEN: Seven Eight Nine, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like SEN: Seven Eight Nine page.

Ranked picks

  1. 1
    One Line — Steam game cover

    One Line

    Single-player alternative to SEN: Seven Eight Nine — playable solo, no multiplayer required. Shares Indie with SEN: Seven Eight Nine.

    One Line is a minimalist puzzle game where the objective is to draw a single line filling the entire board. Different mechanics will challenge your mind in this game that is easy to learn but hard to solve. Can you find the correct path?

    2021IndieCasual1.99 USDSingle-playerSimilar games →
  2. 2
    One Line: Letters and Codes — Steam game cover

    One Line: Letters and Codes

    Single-player alternative to SEN: Seven Eight Nine — playable solo, no multiplayer required. Shares Indie with SEN: Seven Eight Nine.

    You have just received a coded love letter! In this minimalist puzzle, you will have to draw a single line to fill the entire board. At each level solved, get a code to reveal a piece of the letter. Gather the codes, read the letter and discover the message.

    2022IndieCasual0.79 USDSingle-playerSimilar games →
  3. 3
    Trancelation — Steam game cover

    Trancelation

    Single-player alternative to SEN: Seven Eight Nine — playable solo, no multiplayer required. Shares Indie with SEN: Seven Eight Nine.

    A dynamic arcade game set in a neon universe full of fractals and translations! Boost your memory, develop new skills, and improve your scores to become a master of Trancelation in this ever-changing journey through linguistics!

    2019ActionIndie0.99 USDSingle-playerSimilar games →
  4. 4
    Active Neurons 2 — Steam game cover

    Active Neurons 2

    Single-player alternative to SEN: Seven Eight Nine — playable solo, no multiplayer required. Shares Indie with SEN: Seven Eight Nine.

    Active Neurons 2 is a puzzle game in which you have to discover 12 greatest inventions of humanity and reflect on the power of human thought

    2020StrategyIndieCasual4.99 USDSingle-playerSimilar games →
  5. 5
    Math Hero - Minimalist Puzzle — Steam game cover

    Math Hero - Minimalist Puzzle

    Single-player alternative to SEN: Seven Eight Nine — playable solo, no multiplayer required. Shares Indie with SEN: Seven Eight Nine.

    MATH HERO is a relaxing puzzle game with simple mechanics.Use simple addition and subtraction operations to reach the endpoint.

    2021StrategyIndieCasual0.99 USDSingle-playerSimilar games →
  6. 6
    Higgs Boson: Challenging Puzzle — Steam game cover

    Higgs Boson: Challenging Puzzle

    Single-player alternative to SEN: Seven Eight Nine — playable solo, no multiplayer required.

    Higgs Boson: Challenging Puzzle is a minimalist and challenging puzzle game where the player must rotate pieces considering the move limit to assemble a particle accelerator.

    2021Casual9.99 USDSingle-playerSimilar games →
  7. 7
    Turn on the light — Steam game cover

    Turn on the light

    Single-player alternative to SEN: Seven Eight Nine — playable solo, no multiplayer required. Shares Indie with SEN: Seven Eight Nine.

    Turn On The Light is a minimalist puzzle game.

    2020IndieCasual0.99 USDSingle-playerSimilar games →
  8. 8
    14 Minesweeper Variants 2 — Steam game cover

    14 Minesweeper Variants 2

    Single-player alternative to SEN: Seven Eight Nine — playable solo, no multiplayer required.

    Minesweeper but the rules are changing, again.

    2024Casual6.99 USDDeck PlayableSingle-playerSimilar games →