Yes. eSIMAdvice currently lists 17 Redsim Gambia plans.
The cheapest Redsim Gambia plan is Gambia · 1 GB · 7 days · 4G, at $6.44.
Global · 193 countries · 20 GB · 30 days · 5G has the lowest price per GB right now: $2.70/GB ($53.99 in total).
No coupon is applied to these prices right now.