Yes, both ContentStudio and Butter CMS offer a Free Trial.
ContentStudio is designed for Large Enterprises, Medium Business and Small Business.
Butter CMS is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for ContentStudio Starts at $39/Month when Billed Yearly whereas for Butter CMS Starts at $83/Month when Billed Yearly.
Some top alternatives to ContentStudio includes Zoho Social, Crowdfire, SocialBee, Hootsuite, SMBee, SocialBu, SocialWeaver, Broadcast, CloudSocial, SocialHub, Posted and HipSocial by 500apps.
Some top alternatives to Butter CMS includes Contentful, Contentstack, Cloud CMS, Directus, ContentChef, Kentico Kontent, Strapi, Contento, BCMS and Lucidcms.