Smartlead is a cold email outreach platform with unlimited mailboxes, warmup and a unified inbox. Affiliates earn 15–35% lifetime recurring commission, tiered by monthly referral volume.
lemlist is a cold outreach and sales engagement platform with personalization, multichannel sequences and a B2B lead database. Affiliates earn 25% recurring commission for 12 months via PartnerStack.
Instantly is a cold email outreach platform with unlimited warmup, deliverability tools and a B2B lead database. Affiliates earn 20–40% lifetime recurring commission, tiered by referral count.
Hunter is an email finder and verification tool for cold outreach and lead generation. Affiliates earn 30% recurring commission for 12 months via Rewardful.
Apollo.io is a B2B sales intelligence and engagement platform with a large contact database and outreach tools. Affiliates earn 15–20% recurring commission for 12 months via PartnerStack.
Queris
Queris — 25% lifetime commission. Get SEO and GEO data directly in your AI models. 
