Download of iFreeInactiveMem 1.0 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This free Mac app was originally produced by Jerome Scott II. The application is included in System Tools. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe.
From the developer:
iFreeInactiveMem is an application that frees inactive memory and releases it back to free memory. It does not reduce your inactive memory to free the cache like most other programs. Reducing free memory to release more inactive memory could cause a program to crash.
You may want to check out more Mac applications, such as Dock Delight, Snow Checker or SBSystemPrefs, which might be similar to iFreeInactiveMem.