Internet Cheapies vs First Response

Samantha • Mama to two beautiful girls. 22 months apart. 💜☀️😍
So my period is a day late and no signs of it showing up so far. I've been using these Accumed cheap tests I got off of amazon. Do you think I should get a first response test? I'm wondering if I'm getting bfn's because the test isn't sensitive enough! Any advice would be great! 😍