Freeware Trialware = Download Free software but some parts are trial/shareware. Free software = Download Free software and also open source code also known as FOSS (Free and Open Source Software). Free software Trialware = Download Free software and also open source code but some parts are trial/shareware.
Freeware Ads = Download Free software but supported by advertising, usually with a included browser toolbar. Free software Ads = Free Download software and open source code but supported by advertising, usually with a included browser toolbar. It may be disabled when installing or after installation.