ROAS
Revenue ÷ Ad spend
EU PrestaShop stores report revenue ROAS that includes VAT — campaigns look efficient while net margin after tax and carrier subsidies is much lower.
PrestaShop + Google Ads with VAT-aware POAS, order sync, and profit conversion uploads. Track ROAS for revenue reporting while Smart Bidding follows POAS.

Revenue ÷ Ad spend
EU PrestaShop stores report revenue ROAS that includes VAT — campaigns look efficient while net margin after tax and carrier subsidies is much lower.
Gross profit ÷ Ad spend
Profit Bid applies B2B reverse charge vs B2C VAT rules, carrier costs, and payment fees so POAS reflects net contribution per country group.
EU PrestaShop merchants track POAS with VAT, multi-shop, and supplier cost rules — sync orders into Google Ads profit conversion upload and compare ROAS with margin POAS.
PrestaShop list-price ROAS inflates when VAT and shipping are included — POAS uses ex-VAT gross profit.
Multi-shop PrestaShop setups compare POAS per country with consistent cost rules.
Align PrestaShop POAS with finance — ex-VAT product cost and fee rules per shop.
Connect PrestaShop module — sync multi-shop orders and upload EU-aware POAS to Google Ads.
Connect PrestaShop stores across EU and international setups with order, product, and carrier cost sync.
Configure B2B reverse charge vs B2C VAT rules so POAS reflects net margin correctly.
Push A/C/X labels from POAS performance into Shopping feeds and campaign structure.
When PrestaShop registers a return, Profit Bid retracts or adjusts uploaded conversion value.
Merchandising teams watch ROAS. Finance and ads leads optimize on POAS.
Unified profit view across shop URLs sharing one back office.
Pair PrestaShop from Connect store — verify webhook or cron sync for orders.
Set default COGS, carrier costs, and payment method fees per country group.
Link Google Ads. Enable Enhanced Conversions only with valid storefront consent.
Activate POAS conversion upload and monitor the conversions-sent log.
Apply Balanced or Conservative label presets before peak sales seasons.
PrestaShop merchants in the EU often juggle complex VAT — POAS prevents over-bidding on high-revenue, low-net-margin campaigns.
Connect each storefront as a separate store within your license store limits.
You remain data controller for storefront cookies. Profit Bid provides integration guides, not legal advice.
ROAS ignores COGS and shipping subsidies common in PrestaShop promotions — POAS captures true contribution.
More answers on our FAQ page.
Select a plan and continue to secure checkout — POAS conversion upload included on every tier.
Store limits apply when you connect platforms in the app — not at checkout.
For one store getting started with profit-based bidding






For growing brands with steady order volume






For teams running multiple stores with advanced Google Ads






For agencies and high-volume merchants






14-day free trial available — start free · full pricing details
Connect your store, upload POAS conversions, and see ROAS vs POAS in one workspace.