Yes. eSIMAdvice currently lists 45 abesteSIM Barbados plans.
The lowest displayed abesteSIM Barbados plan is Barbados · 500 MB · 1 day · 4G, at $2.15.
Barbados · 60 GB · 30 days · 2 GB/day is the current best-value match by displayed price per GB: $2.64/GB ($158.42 in total).
Yes. Eligible displayed prices already include the active ESIMADVICE5 coupon where the provider rule applies.