UserBenchMark is not available for Mac but there are some alternatives that runs on macOS with similar functionality. The best Mac alternative is Geekbench. It's not free, so if you're looking for a free alternative, you could try Cinebench or UNIGINE Benchmarks. If that doesn't suit you, our users have ranked more than 25 alternatives to UserBenchMark and ten of them are available for Mac so hopefully you can find a suitable replacement. Other interesting Mac alternatives to UserBenchMark are fio (Free, Open Source), Novabench (Free), Phoronix Test Suite (Free, Open Source) and Tyler's Frame Machine (Free).
CINEBENCH is a real-world test suite that evaluates your computer's performance capabilities. It's the perfect tool to compare CPU and graphics performance across various systems and platforms (Windows and Mac OS X). And best of all: It's completely free.
fio is an I/O tool meant for both for benchmark and stress/hardware verification. It has support for many different types of I/O engines, I/O priorities (on newer Linux kernels), rate limited I/O, forked or threaded jobs and much more.
Disk Speed Test is an easy to use tool to quickly measure and certify your disk performance for working with high quality video! Simply click the start button and Disk Speed Test will write test your disk using large blocks of data, and then display the result.
Xbench was developed by Spiny Software to provide a comprehensive benchmarking solution for Mac OS X. Xbench is useful not only for comparing the relative speeds of two different Macintoshes, but also for optimizing performance on a single machine.
QuickBench is a simple to use but powerful hard disk performance benchmarking tool. It provides three built-in, industry trusted test suites which measure the performance of dozens of preset hard disk transfer sizes.