Wow, the Fertell-At Home Fertility Test for Him and Her sounds like a great start for confidential home fertility screening. It claims 95% accuracy. The female test measures th level of folllicle-stimulating hormone, and the guy’s checks the concentration of motile sperm (the guys that get the job done). Experts warn that fertility is more complicated than this, but these are the two main culprits. Depending on your situation, this might be a good first step. The kit also exists in a “guys only” format.