Rewardful is a great fit for early-stage Stripe shops. Once you scale, the pixel-based tracking, narrow billing support, and basic fraud protection start to cost real revenue.
Rewardful relies on browser cookies and a JavaScript pixel. Ad-blockers, Safari ITP, and consent walls silently erase conversions. Parnex.ai's S2S tracking lives on your server, so attribution survives every browser-side defense.
Rewardful integrates with Stripe and Paddle. Parnex.ai natively supports Stripe, Paddle, Chargebee, and Recurly — including subscription upgrades, downgrades, refunds, and lifetime renewals.
Cookie stuffing, bot-fired pixels, and click spam are invisible to most pixel-based platforms. Parnex.ai validates every click and conversion against IP reputation, device fingerprints, and billing-provider charge IDs.