Yes. eSIMAdvice currently lists 17 Redsim Guam plans.
The lowest displayed Redsim Guam plan is Guam · 1 GB · 1 day · 4G, at $3.49.
Guam · 60 GB · 30 days · 4G · 2 GB/day then 1 Mbps is the current best-value match by displayed price per GB: $1.16/GB ($69.59 in total).
Current prices are shown without an additional listed discount.