Yes, both BrowserStack and AWS Device Farm offer a Free Trial.
BrowserStack is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
AWS Device Farm is designed for Large Enterprises, Medium Business and Small Business.
The starting price of AWS Device Farm begins at $0.17, while pricing details for BrowserStack are unavailable.
Some top alternatives to BrowserStack includes AppAchhi, Provar, LambdaTest, Sauce Labs, TestingBot, Endtest, Perfecto, BugBug, HeadSpin and AWS Device Farm.
Some top alternatives to AWS Device Farm includes BrowserStack, LambdaTest, Sauce Labs, Apptest.ai, CloudQA, Testin, pCloudy, Firelab, TestFairy, Qualified, Workvivo and TestUnity.