Yes. eSIMAdvice currently lists 5 Nomado eSIM Samoa plans.
The cheapest Nomado eSIM Samoa plan is Samoa · 1 GB · 7 days · 4G, at $28.79.
Samoa · 10 GB · 30 days · 4G has the lowest price per GB right now: $23.67/GB ($236.69 in total).
Yes. The prices shown already include the ESIMADVICE coupon where it applies.