Case Study CIPIAI WPS Office Offer, Adsterra Popunder, VN — 30% ROI in March

Hey Afflifters, dropping a quick case study from one of our webmasters, thought it was worth sharing with the community.

Offer: WPS Office
Source: Adsterra Popunder
GEO: VN
Period: 01.03 – 31.03.2026
Results:

• CR: 0.4%
• ROI: 30%
• EPC: $0.001

What was done

Solid WW offer with stable conversions — had run it before, just kept rotating geos to find where it's still fresh. Landed on VN, started testing zones and pre-landers.

Tried a few different pre-lander angles. None of them beat the direct advertiser page. Ended up just running traffic straight to the lander with nothing in front of it — and that's what performed best. A little annoying when that happens, but lesson noted.

What worked, what didn't

Direct lander — no pre-lander, no extra steps. Just clean traffic to the offer page. Best CR across everything he tested.
Cutting zones early — cleaned up the bad ones around week 2, made a real difference.
Pre-landers — tried a couple angles, none moved the needle. Cut them.

Scale potential

WW offer so you're not locked into one region, Adsterra has the volume, approval stayed clean all month. Plenty of room to grow, just have