These user reviews on IT Central Station might suggest tools you can use:: https://www.itcentralstation.com/categories/functional-testing-tools
This is one of our most popular comparison pages, I hope it is helpful. https://www.itcentralstation.com/products/comparisons/hpe-leanft_vs_sauce-labs
I work for IT Central Station, and we’ve got real user reviews for most of the major mobile testing solutions. You might find these ones to be particularly helpful:
Good luck with your app launch.