WordPress affiliate pluginViralPayouts vs Extend - Referral System (Codup)
ViralPayouts has no monthly fee, pays your affiliates for you and pays recruiters on every program. You pay 10% of what you pay partners, falling to 3%, and nothing in a month when nobody sells. With Extend - Referral System (Codup), you pay your affiliates yourself and has no two-tier recruiting. It costs $3.27 to $4.08 a month.
Every figure for Extend - Referral System (Codup) comes from its own pages or named review sites, checked 12 October 2026. Sources are listed at the bottom.
Why brands pick ViralPayouts over Extend - Referral System (Codup)
Best fit: A brand wanting a paid affiliate program.
- $0 a month
No plan and no setup fee. 10% of what you pay partners, falling to 3% at $10,000 a month.
- Payouts done for you
One invoice per program. ViralPayouts sends every partner and recruiter their money and collects tax forms.
- Recruiters built in
Customer links and recruit links on every program, with the override set your way and reversed on refunds.
Side by side
| Extend - Referral System (Codup) | ViralPayouts | |
|---|---|---|
| Price | $3.27 to $4.08 a monthTerm: Annual; 30-day money-back guarantee | $0 a month. 10% of what you pay partners, falling to 3% at $10,000 a month. |
| Setup fee | Not stated | None |
| Fee for paying affiliates | Not stated | Included in the fee above: no charge to the brand for sending payoutsPartners pay Whop's own fee when they withdraw to their bank |
| Pays your affiliates for you | No | Yes You fund by bank transfer; we pay every partner |
| Two-tier recruiting | No | Yes Two levels on every program: share of commission, share of sale or fixed. Paid on approved sales, never sign-ups |
| Public program directory | No | Yes Partners browse and join with one account |
| Tracking | Referral links with social share buttons | First-party links with click IDs, signed server-to-server events, Stripe Checkout webhook |
| Coupon tracking | Not stated | Yes A code per partner, per program |
| Mobile app tracking | Not stated | App installs, sign-ups and purchases reported from your server through the signed event API, with bounties on them. No SDK to ship in your app. |
| API, webhooks, MCP | Not stated | REST API for brands and partners with an OpenAPI spec, an MCP server for AI agents, a signed event API and partner postbacks |
| Integrations | WooCommerce, WooCommerce Points and Rewards | Stripe Checkout, Shopify orders, any backend via the event API |
Extend - Referral System (Codup) plans in full
- 1-year plan: $4.08 a month billed yearly. $49/year
- 2-year plan: $3.27 a month billed yearly. $78.40 for 2 years
Where ViralPayouts comes out ahead of Extend - Referral System (Codup)
What Extend - Referral System (Codup) offers
WooCommerce stores wanting customer refer-a-friend rewards in coupons or loyalty points.
WordPress affiliate plugin
Why ViralPayouts is the better choice
- Cash commissions paid for the brand
- Affiliate and creator programs with recruiter overrides
- Public directory; Stripe/event API
About Extend - Referral System (Codup)
- In their words:
- "Implement a referral system in your online store that turns your customers into brand advocates"
- Company:
- Codup
- Website:
- woocommerce.com
Try ViralPayouts on test money
Set your commission and recruiter override, see what each sale costs you, and run it on the test network before a real partner joins. No monthly fee.
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ViralPayouts vs Multilevel Referral Plugin for WooCommerceSources for Extend - Referral System (Codup) (1), checked 12 October 2026
Extend - Referral System (Codup) is a trademark of its owner. ViralPayouts is not affiliated with Extend - Referral System (Codup). Prices and features change: check woocommerce.com before you decide. Spot something out of date? Tell us and we will fix it.