Yes. eSIMAdvice currently lists 18 Redsim Dominican Republic plans.
The cheapest Redsim Dominican Republic plan is Dominican Republic · 1 GB · 7 days · 4G, at $4.19.
Dominican Republic · 90 GB · 30 days · 4G · 3 GB/day then 1 Mbps has the lowest price per GB right now: $1.02/GB ($91.42 in total).
No coupon is applied to these prices right now.