Scale8 offers Free Trial, but Google Tag Manager does not.
Scale8 is designed for Freelancers, Medium Business and Small Business.
Google Tag Manager is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Scale8 begins at $10/Month, while pricing details for Google Tag Manager are unavailable.
Some top alternatives to Scale8 includes Google Tag Manager, TagCommander, Crownpeak TagControl, Tag Governance, Tealium iQ, Tag Inspector, Tagmate, Magic Pixel and Stape.
Some top alternatives to Google Tag Manager includes Viraltag, Launch by Adobe, TagCommander, Tag Governance, Tealium iQ, Google Analytics, GingerTag, TapAnalytics, Tagmate and Scale8.