Yes, both BlackMagic.so and Later offer a Free Trial.
BlackMagic.so is designed for Large Enterprises, Medium Business and Small Business.
Later is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for BlackMagic.so Starts at $7.99/Month when Billed Yearly whereas for Later Starts at $12.50/Month when Billed Yearly.
Some top alternatives to BlackMagic.so includes Zoho Social, Crowdfire, SocialBee, Twitter Analytics, Twitonomy, Buffer, Hootsuite, Planable, Later, Broadcast, CloudSocial, Tweetastic, SocialPear, Tweepsmap and Tweetmonk.
Some top alternatives to Later includes Zoho Social, Crowdfire, SocialBee, Social Insight, Postcron, SocialMgr, SocialPilot, Sked Social, Socialdraft, InoSocial, CloudSocial, SocialHub and SocialGest.
