I use their app instead of the Play Store and I have no complaints. Once in a blue moon it's missing an app, but never one I couldn't live without.
Having said that, why is APKPure? Who is funding them? Are they to be trusted? Have they stolen my passwords? Does anyone know?
[1] Is APKPure safe to use? https://nordvpn.com/blog/is-apkpure-safe/
[2] "APKPure is not safe, distributes Trojans" (2021) https://www.kaspersky.com/blog/infected-apkpure/39273/
[3] Claims that APKPure is now owned by Blizzard Entertainment https://chimgadar.blogspot.com/
[4] Shows their 2014 seed round https://www.crunchbase.com/organization/glance-app/company_f...
[5] https://www.avg.com/en/signal/is-apkpure-safe
Short answer? I am not sure but then I use F-Droid which has the same pros and cons as APKPure so [shrug]