IMHO.

Single-player games like DarkNet99

Below are 8 single-player Steam games similar to DarkNet99, 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 DarkNet99 page.

Ranked picks

  1. 1
    Black Ledger: The Antique Mafia — Steam game cover

    Black Ledger: The Antique Mafia

    Single-player alternative to DarkNet99 — playable solo, no multiplayer required. Shares Simulation with DarkNet99.

    Run an antique shop during the day. Lead a criminal organization at night. Maintain a balance between profit, loyalty, and suspicion... Every choice has consequences.

    IndieSimulationSingle-playerSimilar games →
  2. 2
    Drugs and Crime Idle — Steam game cover

    Drugs and Crime Idle

    Single-player alternative to DarkNet99 — playable solo, no multiplayer required. Shares Simulation with DarkNet99.

    Behind every great fortune, lies a great crime! Sell drugs, attack with your gang, gamble your CrimeCoins away and hope, that you get that rare item, finally. Free-to-play. Offline Progression. No Microtransactions except 2 optional DLCs.

    2020StrategyIndieSimulationFreeSingle-playerSimilar games →
  3. 3
    IT Outage Desk — Steam game cover

    IT Outage Desk

    Single-player alternative to DarkNet99 — playable solo, no multiplayer required. Shares Simulation with DarkNet99.

    Start as a help desk technician and build your way to the top. Resolve tickets, hire staff, automate your department, and survive the increasingly absurd chaos of corporate IT in this humorous incremental clicker.

    2026SimulationCasualSingle-playerSimilar games →
  4. 4
    Supermarket Simulator: Idle Tycoon Clicker — Steam game cover

    Supermarket Simulator: Idle Tycoon Clicker

    Single-player alternative to DarkNet99 — playable solo, no multiplayer required. Shares Simulation with DarkNet99.

    Start with a small market and build a huge supermarket empire! In Supermarket Simulator: Idle Tycoon Clicker, fill your shelves, satisfy your customers, make upgrades, increase your income, and grow your store. Click, manage, earn, and reach the top!

    2026StrategyIndieAdventure0.84 USDSingle-playerSimilar games →
  5. 5
    Jade scratch gamble — Steam game cover

    Jade scratch gamble

    Single-player alternative to DarkNet99 — playable solo, no multiplayer required.

    Set in the 1980s and 1990s, you discover jadeite rough stones and the traditional art of jade carving, then open your own jade shop. Will you build a fortune by trading and crafting jade, or lose everything chasing the dream of the next “imperial green” treasure? The choice is yours.

    StrategySingle-playerSimilar games →
  6. 6
    Ai Empire: Idle Clicker — Steam game cover

    Ai Empire: Idle Clicker

    Single-player alternative to DarkNet99 — playable solo, no multiplayer required. Shares Simulation with DarkNet99.

    This feature-rich idle clicker game lets you experience the thrilling journey from a garage startup to a global AI powerhouse that reshapes the world.

    StrategySimulationCasualSingle-playerSimilar games →
  7. 7
    Be kinder and, like, be a Rewinder, dude! — Steam game cover

    Be kinder and, like, be a Rewinder, dude!

    Single-player alternative to DarkNet99 — playable solo, no multiplayer required. Shares Simulation with DarkNet99.

    1995, Summer. "Get a job or you're joining the military" shouts your dad. Get your ticket to an incremental game where you'll rewind, loan, buy tapes, buy rewinders, buy food, move to better locations, hire your mates and make a mint at Planet Rewind! Video tape rentals will be around forever!

    2026IndieSimulationCasualSingle-playerSimilar games →
  8. 8
    Internet Cafe 98 — Steam game cover

    Internet Cafe 98

    Single-player alternative to DarkNet99 — playable solo, no multiplayer required.

    Start with one trash PC and build a packed 1998 internet cafe. Serve customers, upgrade your hardware and network, and research new tech in this retro incremental tycoon.

    2026CasualSingle-playerSimilar games →