Yes. eSIMAdvice currently lists 18 Redsim Republic of the Congo plans.
The cheapest Redsim Republic of the Congo plan is Republic of the Congo · 1 GB · 7 days · 4G · Brazzaville, at $6.10.
Republic of the Congo · 70 GB · 7 days · 4G · 10 GB/day Brazzaville has the lowest price per GB right now: $3.40/GB ($238.14 in total).
No coupon is applied to these prices right now.