Yes, both GrabzIt and Screenia offer a Free Trial.
GrabzIt is designed for Large Enterprises, Medium Business and Small Business.
Screenia is designed for Large Enterprises, Small Business, Medium Business and Individuals.
The starting price of GrabzIt begins at $5.69/Month when Billed Yearly, while pricing details for Screenia are unavailable.
Some top alternatives to GrabzIt includes Capture, Urlbox, Screenshot Machine, Page2Images, Screenshotlayer, ScreenshotAPI, Snapup, Screendot, Awesome Screenshot and ScreenshotOne.
Some top alternatives to Screenia includes Capture, Screenshot Machine, Page2Images, ScreenshotAPI, Snapup, Screenlapse, TweetShots, Qualified, TinySnap, Workvivo, ScreenshotOne and IFTTT.