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Fee calculator

What does your platform really cost you?

Put in what you earn in a month, and see a year of platform fees on Substack, Patreon, Gumroad, Teachable, Kajabi and others next to one flat price.

  • Platform fees only
  • Entry plans, billed monthly
  • A flat price to compare with
Platform fees a year, at $2,500 a month in sales
  • Median of 10 platforms$2,478 a year
  • Sherpo Pro$588 a year
  • Sherpo Lite$228 a year
Sherpo Pro costs$1,890 less a year

At this size, Substack, Patreon, Gumroad, Teachable Starter and Udemy each cost more than $2,478 a year.

In short

This calculator compares a year of platform fees across creator platforms. Substack and Patreon take 10% of what you sell, Gumroad takes 10% plus $0.50 a sale, Teachable Starter takes 7.5% plus $39 a month, and Sherpo charges a flat $19 or $49 a month with 0% of sales.

Substack, Patreon
10% of sales
Gumroad
10% + $0.50 a sale
Teachable Starter
$39 a month + 7.5%
Sherpo
$19 or $49 a month, 0%
Calculator

A year of platform fees, at your revenue.

Percentage fees look small at the start, but a percentage grows with every sale and a flat price does not. Move the slider to see the difference.

$2,500
$50

Used for per-sale fees, like Gumroad’s.

You’re on

10% of paid subscriptions.

Compare with
  • Substack$3,000 a year
  • Sherpo Lite$228 a year

You keep, every year$2,772more of your own revenue, as Sherpo takes 0% of your sales

Platform fees only, on entry plans with monthly billing. Card processing is charged by the payment provider on most platforms (around 2.9% + $0.30 with Stripe), so it is left out on both sides. Skool and Udemy include it in their own fee; the note under each says how it is counted. Sherpo’s figure is the plan price; estimate extra storage and AI video minutes.

The fees

What each platform charges.

A monthly price, a cut of what you sell, or both. The last column puts them on the same footing.

What each platform charges, and a year of platform cost for a business earning $2,500 a month in $50 orders
PlatformPlan priceCut of your salesAt $2,500 a month
Sherpo Lite$19 a month0%$228 a year
Sherpo Pro$49 a month0%$588 a year
SubstackFree10%$3,000 a year
PatreonFree10%$3,000 a year
GumroadFree10% + $0.50 a sale$3,300 a year
Teachable Starter$39 a month7.5%$2,718 a year
Kajabi Basic$179 a month0%, or 2% through another processor$2,148 a year
Podia Mover$49 a month5%$2,088 a year
Thinkific Basic$54 a month0%, or 5% through Stripe$648 a year
Skool Hobby$9 a month10% + $0.30 a sale (7.1% counted)$2,238 a year
UdemyFree63%$18,900 a year
Stan Creator$29 a month0%$348 a year

A business earning $2,500 a month in $50 orders. For Skool, the table counts only the part of its fee above a standard 2.9% card rate. For Udemy, it counts the 63% Udemy keeps on sales made on its marketplace (3% when the buyer uses your own link). Open a platform’s link for the full comparison. Half of the 10 platforms cost more than $2,478 a year. Against that figure, Sherpo Lite costs 91% less, and Sherpo Pro 76% less.

Method

How the numbers are worked out.

The same rules for every platform, so the bars can be compared.

  • Platform fees only

    The calculator counts what the platform itself charges: its plan price and its cut of your sales.

  • Card processing is left out

    Left out on both sides, since the payment provider charges it on most platforms. Skool and Udemy include it in their own fee; the calculator shows how each is counted.

  • Entry plans, billed monthly

    Each platform is counted on the cheapest plan that lets you sell, at its monthly price.

Questions about platform fees.

Still curious? Talk to us

How much does Substack take?

Substack takes 10% of paid subscriptions. On $2,500 a month, that is $3,000 a year, before card processing.

How much does Patreon take?

Patreon takes a 10% platform fee on pages launched after August 4, 2025. On $2,500 a month, that is $3,000 a year.

How much does Gumroad take?

Gumroad takes 10% plus $0.50 on each direct sale. On $2,500 a month in $50 orders, that is $3,300 a year.

How much does Teachable charge?

Teachable Starter is $39 a month plus a 7.5% transaction fee. On $2,500 a month, that is $2,718 a year.

Does Kajabi charge transaction fees?

Not with Kajabi Payments. Through another processor, Kajabi adds 2% of every sale. Kajabi Basic is $179 a month, or $2,148 a year. Sherpo Pro costs $588 a year.

What does Sherpo charge?

A flat $19 a month on Lite or $49 a month on Pro, and Sherpo takes 0% of your sales on both. That is $228 or $588 a year.

How are payment processing fees handled?

Card processing is charged by the payment provider on most platforms, so the calculator leaves it out on both sides. Skool and Udemy include it in their own fee, and the note under each says how it is counted.

When does a flat price cost less than a percentage?

From about $190 a month in sales. Above that, Sherpo Lite at a flat $19 costs less than a 10% fee. Above $490 a month, so does Sherpo Pro. The gap grows with every sale.

Which Sherpo plan should I compare with?

Sherpo hosts your site on every plan. Lite, at $19 a month, if that is enough. Pro, at $49 a month, if you want your own domain, white-label or a self-hosted option in your own codebase.

Can I move from my current platform?

Yes. Contact us and tell us what you are moving. Our team handles the move with you, content and customers included.

Keep what you earn.

Start your free trial, and pay one flat price whatever you sell.

  • 14-day free trial
  • Sherpo takes 0% of your sales
  • Help moving over