Single-player games like Tower!3D
Below are 15 single-player Steam games similar to Tower!3D, 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 Tower!3D page.
Ranked picks
- 1

Train Simulator Classic
Single-player alternative to Tower!3D — playable solo, no multiplayer required. Shares Simulation with Tower!3D.
The ultimate railway hobby for more than 15 years! From historic steam locomotives to modern high-speed and heavy freight trains, and routes around the world, Train Simulator Classic is the simulation made by railfans for railfans.
- 2

IL-2 Sturmovik: 1946
Single-player alternative to Tower!3D — playable solo, no multiplayer required. Shares Simulation with Tower!3D.
Il-2 1946 includes all of the original IL-2 series content: IL-2 Sturmovik™: Forgotten Battles, Ace Expansion Pack, Pacific Fighters™ and alternate histry campaigns of year 1946. What was years ago began as a one-aircraft study sim is now an astonishing anthology, with a whopping 229 flyable aircraft and over 300 aircraft total!
- 3

The Forest
Single-player alternative to Tower!3D — playable solo, no multiplayer required. Shares Simulation with Tower!3D.
As the lone survivor of a passenger jet crash, you find yourself in a mysterious forest battling to stay alive against a society of cannibalistic mutants. Build, explore, survive in this terrifying first person survival horror simulator.
- 4

Euro Truck Simulator 2
Single-player alternative to Tower!3D — playable solo, no multiplayer required. Shares Simulation with Tower!3D.
Travel across Europe as king of the road, a trucker who delivers important cargo across impressive distances! With dozens of cities to explore, your endurance, skill and speed will all be pushed to their limits.
- 5

Cities: Skylines
Single-player alternative to Tower!3D — playable solo, no multiplayer required. Shares Simulation with Tower!3D.
Cities: Skylines is a modern take on the classic city simulation. The game introduces new game play elements to realize the thrill and hardships of creating and maintaining a real city whilst expanding on some well-established tropes of the city building experience.
- 6

Kerbal Space Program
Single-player alternative to Tower!3D — playable solo, no multiplayer required. Shares Simulation with Tower!3D.
In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.
- 7

Europa Universalis IV
Single-player alternative to Tower!3D — playable solo, no multiplayer required. Shares Simulation with Tower!3D.
Rule your land and dominate the world with unparalleled freedom, depth and historical accuracy. Write a new history of the world and build an empire for the ages.
- 8

Assetto Corsa
Single-player alternative to Tower!3D — playable solo, no multiplayer required. Shares Simulation with Tower!3D.
Assetto Corsa v1.16 introduces the new "Laguna Seca" laser-scanned track, 7 new cars among which the eagerly awaited Alfa Romeo Giulia Quadrifoglio! Check the changelog for further info!
- 9

Airport Madness 3D
Single-player alternative to Tower!3D — playable solo, no multiplayer required.
This is the seventh version of Airport Madness, offering players a 3-dimensional air traffic control experience from a control tower perspective.
- 10

Tower!2011:SE
Single-player alternative to Tower!3D — playable solo, no multiplayer required. Shares Simulation with Tower!3D.
Tower!2011:SE is not an arcade game. With a complex command structure, advanced AI and Speech Recognition technology Tower!2011:SE will allow you to experience of the thrill of being a real air traffic controller.
- 11

Tower! Simulator 3
Single-player alternative to Tower!3D — playable solo, no multiplayer required. Shares Simulation with Tower!3D.
Immerse yourself in an ultra-realistic environment that brings the challenges of air traffic control right to your fingertips. With brand-new lighting system, intuitive 2D graphical user interface (GUI), improved voice recognition, 9 airports included, Tower! Sim 3 sets a new gold standard.
- 12

Tower!3D Pro
Single-player alternative to Tower!3D — playable solo, no multiplayer required. Shares Simulation with Tower!3D.
Tower!3D Pro will put you in the position of an airport tower controller, one of the most stressful job on the world!
- 13

Tracon!2012:SE
Single-player alternative to Tower!3D — playable solo, no multiplayer required. Shares Simulation with Tower!3D.
Tracon!2012:SE is not an arcade game. With a complex command structure, advanced AI and Speech Recognition technology Tracon!2012:SE will allow you to experience of the thrill of being a real air traffic controller working on the approach/departure position.
- 14

SteamCity Chronicles - Rise Of The Rose
Single-player alternative to Tower!3D — playable solo, no multiplayer required.
SteamCity is a turn-based strategy game with a unique world setting, merging steampunk with strong Asian influences. You can control many characters, from brave Rose Militia members, to powerful steam robots, renegade enemy soldiers, and even the main heroes.
- 15

Tower! 3D
Single-player alternative to Tower!3D — playable solo, no multiplayer required. Shares Simulation with Tower!3D.
Tower!3D is the successor to the best-selling Tower! 2011 airport tower simulator. Tower!3D brings the whole environment to life in full 3D with realistic foliage, real time weather changes and volumetric lighting.