Yes. eSIMAdvice currently lists 39 AlpineSIM Nicaragua plans.
The lowest displayed AlpineSIM Nicaragua plan is Nicaragua · 100 MB · 7 days · 4G, at $0.75.
Nicaragua · 20 GB · 30 days · 4G is the current best-value match by displayed price per GB: $1.59/GB ($31.80 in total).
Yes. Eligible displayed prices already include the active AFFINCO coupon where the provider rule applies.