Yes, both 4th Block and Switcher Studio offer a Free Trial.
4th Block is designed for Medium Business and Small Business.
Switcher Studio is designed for Large Enterprises, Medium Business and Small Business.
Pricing for 4th Block Starts at $49/Month whereas for Switcher Studio Starts at $20.
Some top alternatives to 4th Block includes Moovly, Promo.com, WeVideo, VEED, Create, Videomaker, Boosted, VideoStudio Pro, VidOps, SnapStudioPlus, Switcher Studio, Animaker, CreatorKit, Type Studio and ContentGroove.
Some top alternatives to Switcher Studio includes Restream, StreamYard, vMix, Streamlabs OBS, Streamster, Stream Club, Streann Studio, YouStreamer and Present Live.