Yes, both Walls.io and Zoho Social offer a Free Trial.
Walls.io is designed for Large Enterprises, Medium Business and Small Business.
Zoho Social is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Pricing for Walls.io Starts at $200/Month when Billed Yearly whereas for Zoho Social Starts at $10/Month when Billed Yearly.
Some top alternatives to Walls.io includes Zoho Social, Crowdfire, SocialBee, Social Media Wall, Planable, SocialMgr, Later, SocialBu, ShareSpring, Social Web Suite, Socialdraft, CloudSocial, SocialHub, Send Social Media and Wallzoe.
Some top alternatives to Zoho Social includes Crowdfire, SocialBee, Buffer, Hootsuite, Sprout Social, AgoraPulse, SocialMgr, SocialPilot, MavSocial, CloudSocial, SocialHub and SendPilot.