| Detailed Information | |||
|---|---|---|---|
| File Extension | SIS | ||
| File Type | Backup Files | ||
| Popularity | 6 | ||
| Description | Steam Game Backup Information File | ||
| Introduction | The SIS file extension is a backup information used by Steam Client, which can download and manage games from Valve. This SIS file contains text markups language together with a SIM file and one or several SID files. | ||
| Download PC TuneUp Maestro to open SIS files | |||
File Extension SIS
PC Tuneup Maestro with Open File Support Will enable Your PC to Open SIS Files Instantly.