Buy Bus Simulator 21 top-up
Official top-up · Steam key
SimulationDeveloper: stillalive studiosPublisher: astragon EntertainmentRelease: 2021-09-07Updated:
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// system_requirements
System requirements
Minimum
- OS
- Windows 10 64-Bit
- Processor
- Intel Core i3-2120 / AMD Phenom II X4 830 or equivalent
- Memory
- 8 GB RAM
- Graphics card
- NVIDIA GeForce GTX 760 (2GB VRAM) / AMD Radeon R9 280 (2GB VRAM) or higher
- DirectX
- Version 12
- Storage
- 18 GB available space
Recommended
- OS
- Windows 10 64-Bit
- Processor
- Intel Core i5-4440 / AMD FC-8140 or equivalent
- Memory
- 8 GB RAM
- Graphics card
- NVIDIA GeForce GTX 1070 (8GB VRAM) / AMD Radeon RX Vega 56 (8GB VRAM) or higher
- DirectX
- Version 12
- Storage
- 18 GB available space
Source: Steam · updated October 3, 2026
