Yes. eSIMAdvice currently lists 76 eSIM.dog Mauritania plans.
The lowest displayed eSIM.dog Mauritania plan is Mauritania · 500 MB · 30 days · 4G · Mattel, at $2.53.
Mauritania · 9 GB · 1 day · 4G · Mattel is the current best-value match by displayed price per GB: $2.42/GB ($21.75 in total).
Yes. Eligible displayed prices already include the active DUDEADVICE5 coupon where the provider rule applies.