City Car Stunt 4

City Car Stunt 4 is a 3D racing and stunt game by RHM Interactive. It combines structured races with a Free Driving area and local two-player support, so it can be played as a competitive racing game or as a place to explore, collect diamonds and practise driving. Current developer-attributed listings describe thirteen cars, upgrades, twelve race routes and a split-screen-style two-player option on the same computer.

The game rewards more than raw speed. Car upgrades change performance, nitro can create passing opportunities, and the Free Driving map gives you room to learn how a vehicle handles without the pressure of opponents. If you are new, that free area is the best place to practise before expecting to win the harder races.

How to play City Car Stunt 4

Choose a race or Free Driving mode. In races, your goal is to beat AI opponents or another local player depending on the selected mode. In Free Driving, explore the map, use ramps, collect diamonds and learn the car's acceleration, braking and steering.

After races, progression systems can let you upgrade or unlock cars. Exact prices and statistics can differ by build, so use the garage screen in the current version for the final values.

City Car Stunt 4 controls

Current developer-attributed browser listings use the following local controls:

• Player 1: Arrow keys to drive, N for nitro, B to look back.
• Player 2: WASD to drive, T for nitro, C to look back.
• R: restart the level.

Some portals reverse which player receives WASD and Arrow keys, so follow the control screen inside the build if it differs.

Racing against AI

AI races become easier when you stop treating nitro as something to use immediately. Save it for a long straight, a recovery after a slow corner, or a pass where the extra speed will not throw you into the next barrier.

• Brake before the tightest part of the turn instead of trying to correct after sliding wide.
• Use the whole width of the track when it is safe.
• Do not spend all nitro on a section where you will have to brake one second later.
• Learn where opponents usually slow down and prepare the pass before reaching that point.

Free Driving mode

Free Driving is useful for more than casual exploration. It is a training space where you can test steering sensitivity, nitro, jumps and car upgrades. Current descriptions mention diamonds, bonus boxes and teleport points that help you move around the map.

If you are trying to collect diamonds, slow down enough to scan rooftops, side areas and stunt structures. A collection route is different from a speed route. Use the map to learn where the large ramps send your car before attempting a long jump at full speed.

Two-player mode

City Car Stunt 4 supports two players on the same computer. Shared-keyboard racing works best when both players choose comfortable hand positions before starting. Make sure each player understands which nitro and camera key belongs to them so the first race is not spent fighting over the controls.

Local two-player is especially useful because both racers experience the same device performance and track conditions. The challenge becomes direct driving skill rather than internet latency or matchmaking.

Cars and upgrades

Different cars can have different performance characteristics. Upgrading top speed is useful on long straights, but acceleration, braking and steering can matter more on technical routes. If a race contains many corners, a balanced car can beat a faster car that is difficult to control.

Before spending everything on one statistic, identify why you are losing. If opponents pull away after every restart or slow corner, acceleration may matter. If you keep overshooting turns, more speed will not solve the problem.

Stunt technique

Large ramps look inviting, but a successful stunt includes the landing. Approach straight, avoid unnecessary steering in the final moment before take-off and correct the car in the air only when the build allows it. If a jump repeatedly ends in a crash, reduce speed slightly and learn the landing zone before trying a maximum-distance attempt.

Beginner progression plan

1. Spend a few minutes in Free Driving to learn steering and nitro.
2. Complete early races consistently before buying random upgrades.
3. Upgrade the performance area that actually limits your results.
4. Use diamonds and unlocks with a specific car goal in mind.
5. Try two-player mode after both players understand the control layout.

Browser and device notes

City Car Stunt 4 is primarily designed around keyboard controls and local two-player input, so desktop or laptop is the best fit for the full control scheme. Some browser portals may adapt the game for other devices, but split-keyboard two-player obviously requires a physical keyboard.

If performance drops during the 3D sections, close heavy tabs and keep the browser updated. If keyboard controls move the page instead of the car, click inside the game frame first.

City Car Stunt 4 FAQ

Who made City Car Stunt 4?

Current developer-attributed browser listings credit RHM Interactive.

Does City Car Stunt 4 have two-player mode?

Yes. It supports local two-player play on the same computer with separate keyboard controls.

How many race routes are there?

Current listings describe twelve race routes.

What is Free Driving mode for?

It lets you explore the map, practise stunts, collect diamonds and learn the cars without a structured race.

How should I use nitro?

Use it on straights, for clean passes or to recover speed when you will not need to brake immediately afterward.

What is the best first upgrade?

There is no universal best choice. Upgrade the stat that is causing your current losses, such as acceleration, braking or steering.

GameBosh editorial guide reviewed August 2026 using current RHM Interactive-attributed browser listings for City Car Stunt 4. Control assignments can vary slightly between portals.

Camera awareness and recovery

Looking back can help you understand where an opponent is, but using the camera at the wrong moment can also distract you from the next corner. Check behind only on simple sections where the road ahead is already clear. After a collision, focus first on pointing the car in the correct direction and rebuilding speed; using nitro while the car is still badly aligned usually wastes the boost.

Explore related: car games, racing games, 2 player games, driving games.