Process Lasso is free to use indefinitely, but some advanced features will be disabled after 30 days.
Popular features like ProBalance are forever available in the free edition! However, a nag may be seen when Process Lasso is opened.
Process Lasso Server Edition, a distinct product for Windows Server, is a time limited trial of 30 days.
| Feature | Process Lasso Free | Process Lasso Pro |
|---|---|---|
| Governor as a system service | YES | YES |
| ProBalance | YES | YES |
| Performance Mode | YES | YES |
| CPU Affinities | YES | YES |
| CPU Sets | YES | YES |
| CPU Priorities | YES | YES |
| I/O Priorities | YES | YES |
| Instance Balancer | YES | YES |
| CPU Limiter | YES | YES |
| IdleSaver | YES | YES |
| Temporary keep awake | YES | YES |
| Foreground boosting | YES | YES |
| Control power profiles | YES | YES |
| Control CPU core parking | YES | YES |
| Disable Hyper-Threading (SMT) | YES | YES |
| SmartTrim | YES | YES |
| Application power profiles | YES | YES |
| Power profile automation | YES (partial) | YES |
| Automate CPU core parking | YES (partial) | YES |
| Process Watchdog | TRIAL PERIOD ONLY* | YES |
| Disallowed processes | TRIAL PERIOD ONLY* | YES |
| Instance count limits | TRIAL PERIOD ONLY* | YES |
| Automatic Performance Mode | TRIAL PERIOD ONLY* | YES |
| CPU throttling | TRIAL PERIOD ONLY* | YES |
| Memory Priorities | TRIAL PERIOD ONLY* | YES |
| Anti-sleep processes | TRIAL PERIOD ONLY* | YES |
| Keep processes running | TRIAL PERIOD ONLY* | YES |
| Automatic update | NO | YES |
| Processor Group Extender | NO | YES |
| TweakScheduler tool | NO | YES |
| MultiMedia Scheduler tool | NO | YES |
| Access to older versions | NO | YES |
| Premium Support | NO | YES |
| Everything else | MAYBE | YES |