Yes, both Plausible Analytics and Scale8 offer a Free Trial.
Plausible Analytics is designed for Large Enterprises, Medium Business and Small Business.
Scale8 is designed for Freelancers, Medium Business and Small Business.
Pricing for Plausible Analytics Starts at $5/Month when Billed Yearly whereas for Scale8 Starts at $10/Month.
Some top alternatives to Plausible Analytics includes SimilarWeb Pro, Google Analytics, Matomo, Visitor Analytics, Fathom Analytics, umami, Microanalytics, phpAnalytics, Aqvil Analytics, IWT web analytics and Analyzati.
Some top alternatives to Scale8 includes Google Tag Manager, TagCommander, Crownpeak TagControl, Tag Governance, Tealium iQ, Tag Inspector, Tagmate, Magic Pixel and Stape.