Synchrony On-Site Messaging alternatives
12 payments tools compared on data from stores OngoingAI observes — including 54 running Synchrony On-Site Messaging. Adoption, platform split and growth, not vendor claims.
Every Synchrony On-Site Messaging alternative, side by side
Ordered by relevance to Synchrony On-Site Messaging · 30d net counts confirmed adds/removals only · overlap = share of Synchrony On-Site Messaging stores also running it
| Alternative | Stores observed | 30d net | Primary platform | Overlap | Rating | Pricing |
|---|---|---|---|---|---|---|
 Klarna | 6,133 | +23 | Shopify | 4% | 1.2 | Free to install |
 Afterpay | 3,963 | — | Shopify | — | — | — |
 Affirm pay‑over‑time messaging | 2,217 | +17 | Shopify | 28% | 1.7 | Free |
| WooPayments | 31,216 | -154 | WooCommerce | — | — | — |
 Releasit COD Form & Upsells | 11,228 | -96 | Shopify | — | — | — |
 PayPal | 10,061 | -14 | WooCommerce | — | — | — |
| WooCommerce Stripe Gateway | 9,075 | -1,951 | WooCommerce | — | — | — |
 EasySell COD Form | 7,260 | +37 | Shopify | — | — | — |
 Stripe | 5,046 | +33 | Big Cartel | — | — | — |
 GoKwik | 1,945 | +3 | Shopify | — | — | — |
 Mercado Pago | 1,521 | -15 | Shopify | — | — | — |
 Razorpay | 1,337 | +83 | Shopify | — | — | — |
Fastest-growing Synchrony On-Site Messaging alternatives
Confirmed net stores added over the last 30 days — observed changes, not new coverage
Alternatives by ecommerce platform
Where each alternative's stores mostly run
More comparisons
Klarna alternativesAfterpay alternativesAffirm pay‑over‑time messaging alternativesWooPayments alternativesReleasit COD Form & Upsells alternativesPayPal alternativesWooCommerce Stripe Gateway alternativesEasySell COD Form alternativesStripe alternativesGoKwik alternativesMercado Pago alternativesRazorpay alternatives
Frequently asked questions
Ranked by observed store adoption, the most widely used Synchrony On-Site Messaging alternatives are WooPayments, Releasit COD Form & Upsells, PayPal, WooCommerce Stripe Gateway.
WooPayments is the most widely adopted Synchrony On-Site Messaging alternative we track — observed on 31,216 ecommerce stores, versus 54 running Synchrony On-Site Messaging.
Razorpay gained the most confirmed installs over the last 30 days among the alternatives we track (+83 net confirmed stores).
Klarna, Affirm pay‑over‑time messaging advertise a free plan or free tier.