E-commerce11 min read

Hidden Payment Aggregator Fees: Setup, Payout and FX Decoded 2026

Mohamed Bah·Fondateur, Kolonell
June 29, 2026
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Hidden Payment Aggregator Fees: Setup, Payout and FX Decoded 2026

Hidden Payment Aggregator Fees: Setup, Payout and FX Decoded 2026

E-commerce

The verdict in three sentences

The advertised transaction rate does not tell the whole story: payout, FX and dispute fees can add 1 to 2 points to the real cost. On 3,000,000 FCFA/month, an announced 2.5% rate can actually cost you the equivalent of 3.5 to 4% once everything is added. Learning to read a PSP pricing grid directly protects your e-commerce margin.

The hidden fees to hunt

Fee type2026 rangeWhen it applies
Setup fee0 to 150,000 FCFAAt account opening
Payout fee0 to 1% (or 0 to 500 FCFA)Per payout
EUR/FCFA FX margin1 to 3%Foreign-currency payments
Inactivity fee5,000 to 15,000 FCFA/monthDormant account
Dispute / chargeback fee2,000 to 5,000 FCFAPer dispute
Express withdrawal fee0.5 to 1.5%Early payout

Real total cost for 3 M FCFA/month

Let us rebuild the full cost for a store collecting 3,000,000 FCFA/month, average basket 15,000 FCFA (200 transactions), with 4 weekly payouts and 2 disputes.

ItemCalculationMonthly cost
Transaction (2.5%)3,000,000 x 2.5%75,000 FCFA
Payout (300 FCFA x 4)4 payouts1,200 FCFA
Disputes (2 x 3,000)2 disputes6,000 FCFA
Amortized setup (60,000 / 12)over 1 year5,000 FCFA
FX margin (on 10% in EUR, 2%)300,000 x 2%6,000 FCFA
Real total93,200 FCFA

That is an effective cost of ~3.1%, versus 2.5% advertised. The 0.6-point gap represents ~220,000 FCFA/year invisible in the sales pitch.

Become a Kolonell referral partner

You now understand these grids better than most merchants. Turn that knowledge into income: the Kolonell referral (apporteur d'affaires) program pays you for every client you bring us. You spot the stores overpaying, we handle the integration, you earn a commission.

PoleSale commissionRecurring
Showcase site15%5%
E-commerce12%5%
Marketplace10%
Institutional8%

Example: referring a 2,000,000 FCFA e-commerce store earns you 240,000 FCFA + 5% on recurring maintenance. Three referrals per quarter is a serious side income.

Need a professional website?

Kolonell builds websites that attract clients, optimized for the Sénégalese market. Free quote in 2 minutes.

Mini case study

Khady, an independent accountant in Dakar, already advises merchants. She spots a store paying 4% "all in" while a 1.8% offer exists, and refers it to Kolonell for an e-commerce rebuild at 2,500,000 FCFA. Her commission: 300,000 FCFA (12%) + 5% on the 50,000 FCFA/month maintenance, i.e. 2,500 FCFA/month recurring. For one introduction, the return is excellent.

FAQ

What is the typical gap between advertised rate and real cost?

Expect 0.5 to 1.5 points above the announced rate once payout, FX and disputes are included. On large volumes or many currencies, the gap can exceed 2 points.

Are inactivity fees common?

Some PSPs charge 5,000 to 15,000 FCFA/month if no transaction occurs. Check this clause if your activity is seasonal.

How do I avoid the FX margin?

Collect in FCFA when possible, or negotiate the FX rate. For the diaspora, compare the total FCFA received rather than the raw rate.

How do I become a Kolonell referral partner?

Message us on WhatsApp: we give you a pitch sheet, a tracking link, and pay your commission as soon as the client signs (15% showcase, 12% e-commerce, 10% marketplace, 8% institutional).

Let's talk about your project. Free audit of your PSP grid, or join the referral program and get paid for your introductions. WhatsApp +221 77 596 93 33.

Tags:#hidden payment fees#payout fees#fcfa fx fees#psp pricing grid#real payment cost#e-commerce margin
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Mohamed Bah

Fondateur, Kolonell

Passionate about digital and entrepreneurship in Africa, Mohamed has been helping Sénégalese businesses with their digital transformation since 2020. Founder of Kolonell, he believes every SME deserves a professional and accessible online présence.