Yes. eSIMAdvice currently lists 10 AlpineSIM Afghanistan plans.
The lowest displayed AlpineSIM Afghanistan plan is Afghanistan · 500 MB · 1 day · 4G, at $1.31.
Afghanistan · 10 GB · 1 day · 4G is the current best-value match by displayed price per GB: $1.22/GB ($12.24 in total).
Yes. Eligible displayed prices already include the active AFFINCO coupon where the provider rule applies.