Yes, both GrabzIt and Snapup offer a Free Trial.
GrabzIt is designed for Large Enterprises, Medium Business and Small Business.
Snapup is designed for Large Enterprises, Medium Business and Small Business.
Pricing for GrabzIt Starts at $5.69/Month when Billed Yearly whereas for Snapup Starts at $19/Month.
Some top alternatives to GrabzIt includes Capture, Urlbox, Screenshot Machine, Page2Images, Screenshotlayer, ScreenshotAPI, Snapup, Screendot, Awesome Screenshot and ScreenshotOne.
Some top alternatives to Snapup includes ScreenshotsCloud, Urlbox, Full Page Screen Capture, Screenshot Machine, Page2Images, GrabzIt, ScreenshotAPI, Screenlapse, Screendot and Awesome Screenshot.