Process Lasso is free to use indefinitely, but some advanced features will be disabled after 14 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 |
|---|---|---|
| ProBalance | YES | YES |
| Performance Mode | YES | YES |
| CPU Affinities | YES | YES |
| CPU Priorities | YES | YES |
| I/O Priorities | YES | YES |
| IdleSaver | YES | YES |
| Timed Keep PC Awake | YES | YES |
| Control power profiles | YES | YES |
| Disable Hyper-Threading (SMT) | YES | YES |
| SmartTrim | YES | YES |
| Config Profile Switcher | YES | YES |
| CPU Sets | TRIAL ONLY | YES |
| CPU Limiter | TRIAL ONLY | YES |
| Instance Balancer | TRIAL ONLY | YES |
| Power profile automation | TRIAL ONLY | YES |
| Memory Priorities | TRIAL ONLY | YES |
| Process Watchdog | TRIAL ONLY | YES |
| Foreground Boosting | TRIAL ONLY | YES |
| Disallowed processes | TRIAL ONLY | YES |
| Instance count limits | TRIAL ONLY | YES |
| Automatic Performance Mode | TRIAL ONLY | YES |
| CPU throttling | TRIAL ONLY | YES |
| Memory Priorities | TRIAL ONLY | YES |
| Anti-sleep processes | TRIAL ONLY | YES |
| Keep processes running | TRIAL ONLY | YES |
| Processor Group Extender | TRIAL ONLY | YES |
| Thread priority boost rules | TRIAL ONLY | YES |
| Internet Explorer Restriction | TRIAL ONLY | YES |
| Fully automatic update | NO | YES |
| TweakScheduler tool | NO | YES |
| Multimedia Class Scheduler Configurator | NO | YES |
| Access to older versions | NO | YES |
| Premium support | NO | YES |
| Everything else | PROBABLY | YES |