Head-to-head

BaseLang vs Circle

Two education & courses affiliate programs, compared side by side on what a referral is worth, how each pays, the cookie window, and how to get approved. Every figure is verified to its source.

Two different kinds of payout

Circle pays recurring ($100 one-time per customer + 10% / 15% / 20% recurring on Standard plans (tiered), no cap), so it keeps earning for as long as the referred customer stays, while BaseLang pays once per conversion (up to $200 per verified sale). On a single paid referral the modelled value is ~$200 for BaseLang and ~$150 for Circle, but those are not comparable head-to-head: Circle compounds across renewals and BaseLang is banked immediately. Pick Circle if your audience converts into lasting subscriptions, BaseLang if you want the larger up-front payout.

Side-by-side comparison of BaseLang vs Circle: value per referral, payout shape, commission, cookie window, network, requirements and verification.
Program
Value / referral
$200
modelled
$150recurring
modelled
Payout shape
One-time

Paid through Impact under the brand's own affiliate program terms.

Recurring

$100 bounty plus up to 20% recurring over a 12-month rolling period, no cap.

Commission

up to $200 per verified sale

Verified

$100 one-time per customer + 10% / 15% / 20% recurring on Standard plans (tiered), no cap

Verified
Cookie windowNot posted90 days
NetworkImpactPartnerStack
Requirements to join

Free to join Impact's marketplace, then apply to this brand's campaign. Brand approval required. Requires a legitimate promotional property (site, social, or app).

Free to join the PartnerStack network, then apply to this specific SaaS program in the marketplace. Vendor approval required; a relevant B2B/software audience helps.

VerifiedAug 20, 2026 · 2 sourcesAug 18, 2026 · 2 sources
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Value per referral is a modelled estimate reasoned from each program's published terms, not a guaranteed payout. A recurring cut and a one-time bounty are different kinds of money, so the payout shape is shown for each. How we verify & model value.

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Frequently asked

Is BaseLang or Circle the better affiliate program?
Neither is simply "better": Circle pays recurring ($100 one-time per customer + 10% / 15% / 20% recurring on Standard plans (tiered), no cap) and compounds while the customer stays, whereas BaseLang pays once per conversion (up to $200 per verified sale). Choose by whether your referrals become lasting subscribers or one-time buyers.
How much does the BaseLang affiliate program pay compared to Circle?
BaseLang pays up to $200 per verified sale. It has no published cookie window and is modelled at ~$200 per paid referral. Circle pays $100 one-time per customer + 10% / 15% / 20% recurring on Standard plans (tiered), no cap. It has a 90-day cookie and is modelled at ~$150 per paid referral. Both figures are modelled comparison aids reasoned from published terms, not guaranteed earnings.
Which has the longer cookie window, BaseLang or Circle?
Circle has a 90-day cookie window, while BaseLang does not publish a fixed cookie window (it is set per advertiser inside its network).

Terms for both programs verified against their own sources. How we verify