Inventory Software Affiliate Program: Earn $25 per Paying Customer

A practical guide to the StockFlow partner program: what you earn, how tracking works, who it suits and how to promote inventory software without sounding like an ad.

By Tibeau De Grauwe, FounderUpdated September 2026

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Why inventory software is an easy product to recommend

The hardest part of affiliate marketing is getting someone to take the first step. StockFlow makes that easy: there is a free plan, no credit card is needed to start, and people who sign up through a partner link get a 30-day free trial of the paid features instead of the usual 14 days. Your readers can try it without risk, and you earn as soon as they decide to upgrade.

The search demand is also practical and high-intent. People looking for how to track stock in Excel, the best inventory app for a Shopify store or how to do a stock count are usually close to a decision. Once a business has its products, locations and stock counts in a system, it rarely switches, so the customers you bring tend to stay.

  • A free plan and a longer 30-day trial for your referrals
  • A flat, predictable $25 per customer who upgrades
  • High-intent search topics: stock tracking, barcodes, Shopify inventory, purchase orders
  • Sticky product: inventory data is hard to move once it is set up

How the StockFlow commission works

You earn a flat $25 for every customer you referred who upgrades to a paid plan: Professional, Business or Enterprise. The commission is created on the customer's first paid-plan payment, and each customer counts once. It does not matter whether they upgrade on day one or three months after signing up on the free plan.

Each commission is confirmed 90 days after that first payment. If the customer keeps their plan and the payment is not refunded or charged back, it becomes payable. Payouts go out monthly via Wise or PayPal as soon as your payable balance reaches $50, so two paying customers are enough for your first payout. All amounts are in US dollars, whatever currency your customers pay in.

  • Commission: $25 per customer who upgrades to a paid plan
  • Confirmation: 90 days after the first paid-plan payment
  • Payout: monthly via Wise or PayPal, from a $50 balance
  • No cap on the number of customers you can refer

The StockFlow partner program in numbers

per customer who upgrades

$25

cookie duration

90 days

free trial for your referrals

30 days

minimum payout

$50

Earn $25 for every paying customer

Free to join, 90-day cookie, payouts via Wise or PayPal from $50.

No credit card required
Free Starter plan
Cancel anytime

How much can you earn as a StockFlow affiliate?

Because the commission is a flat $25 per paying customer, your earnings are easy to predict. Two customers who upgrade already reach the $50 payout threshold. There is no cap, so the only limit is how many businesses you reach with a genuine recommendation.

A niche blog post that ranks for a query like 'inventory app for small business' can bring a steady trickle of signups every month. An agency or bookkeeper who onboards a few clients per quarter builds up a reliable side income without writing a single article.

  • 2 paying customers: $50, enough for your first payout
  • 10 paying customers: $250
  • 20 paying customers a month: $500 a month
  • 100 paying customers: $2,500

Flat commission vs recurring commission

Many SaaS affiliate programs pay a percentage of revenue for a year or more. That sounds attractive, but on a low-priced plan it means waiting a long time for small monthly amounts. StockFlow pays a flat $25 per customer instead: a pay-per-sale (CPA) model that turns every upgrade into a clear, fixed amount.

A flat commission also keeps things simple. You do not need to track plan changes, discounts or renewals. Once a commission is confirmed after 90 days, it is yours, even if the customer changes plans later.

  • Predictable: the same $25 for every customer who upgrades
  • Fast: confirmed after 90 days instead of paid out over 12 months
  • Simple: no percentages, discounts or plan changes to reconcile

Tracking: 90-day cookie, attribution at signup

Your personal link looks like stockflowsystems.com/r/your-code. A click sets a 90-day cookie. If the visitor creates an account within those 90 days, the account is linked to you permanently. From then on it does not matter how long they take to upgrade.

Attribution is last-click: if someone clicked several partner links, the most recent one wins. Self-referrals are blocked automatically, and only newly created accounts can be attributed, so existing StockFlow users cannot be claimed.

Who the program suits best

The program is built for people whose audience runs a small or growing business that holds physical stock. You do not need a huge following: a single well-ranking review or a recommendation to a handful of clients can already add up.

  • Bloggers and publishers writing about e-commerce, retail, small business or operations
  • Shopify and e-commerce agencies setting up stores for clients
  • Accountants and bookkeepers whose clients struggle with stock valuation
  • Operations, ERP and supply-chain consultants
  • YouTubers and creators who make tool reviews and tutorials

Content ideas that convert

The best-converting affiliate content solves a real problem first and recommends a tool second. Tutorials such as how to move inventory out of Excel, how to set up barcode scanning with a phone or how to sync stock across Shopify and a physical shop answer questions your readers already have, and StockFlow fits naturally into the answer.

Honest comparisons also work well. Readers trust a review that says where a tool is not the right fit. StockFlow is aimed at small and mid-sized businesses; be clear about that and your recommendations will convert better. The media kit on the partner page has the logo, screenshots and a short product description you can use.

  • Step-by-step tutorials with screenshots of your own StockFlow account
  • Free-tool roundups and 'best inventory software for...' comparisons
  • Migration guides: from spreadsheets to inventory software
  • Client onboarding checklists for agencies and bookkeepers

Your first 30 days as a partner: a simple plan

You do not need a big launch. The partners who earn the most start small, with one piece of content or one client conversation, and build from there.

  • Week 1: create a free StockFlow account and try the barcode scanner, stock counts and purchase orders yourself
  • Week 2: write one tutorial or review, or record a short video, that solves a real inventory problem
  • Week 3: add your link to existing content that already ranks or gets traffic, such as tool lists and resource pages
  • Week 4: recommend StockFlow to two or three clients or contacts who still track stock in spreadsheets

How to join

Create a free StockFlow account, open the partner section in your dashboard and fill in the short application. Every application is reviewed by hand, usually within a few working days. Once approved you get your personal link immediately.

Before promoting, read the partner terms. Cookie stuffing, spam and bidding on StockFlow brand terms in search ads are not allowed, and commissions on referrals that break the rules are cancelled.

Start earning with StockFlow

Apply in two minutes with a free StockFlow account and get your personal referral link once approved.

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Free Starter plan
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What our customers say

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Frequently asked questions

How much does the StockFlow affiliate program pay?
StockFlow pays a flat $25 for every customer you referred who upgrades to a paid plan (Professional or higher). Each customer counts once and there is no cap on the number of customers you can refer.
How long does the affiliate cookie last?
The cookie lasts 90 days and attribution is last-click. Once the visitor signs up within that window, the account is linked to you permanently, even if they only upgrade later.
When is a commission confirmed and paid out?
A commission is confirmed 90 days after the customer's first paid-plan payment, as long as they keep their plan and the payment is not refunded. Confirmed commissions are paid out monthly via Wise or PayPal once your balance reaches $50.
Does it cost anything to become a StockFlow affiliate?
No. Joining is free and you only need a free StockFlow account. Applications are reviewed by hand, usually within a few working days.
What do people I refer get?
People who sign up through your link get a 30-day free trial of the paid features instead of the standard 14 days, and they can stay on the free plan as long as they like.
Which StockFlow plans earn an affiliate commission?
Every paid plan: Professional, Business and Enterprise. The commission is earned when a customer you referred makes their first payment on one of these plans. Buying only an add-on does not count, and each customer earns you one commission.
Do I need a website to join?
No. A website helps, but you can also recommend StockFlow through a newsletter, YouTube, social media, a community you run, or directly to your clients. Tell us briefly how you plan to promote StockFlow when you apply.
Can agencies, accountants and consultants refer their clients?
Yes. Shopify and e-commerce agencies, bookkeepers, accountants and operations consultants are a great fit. Share your link with clients who need inventory software, and you earn $25 for every client who upgrades.
Is the StockFlow affiliate program available worldwide?
Yes. Partners can join from any country, and your referrals can be anywhere. Commissions are paid in US dollars via Wise or PayPal.
Can I run paid ads for StockFlow as an affiliate?
You can promote StockFlow through your own channels, but you may not bid on StockFlow brand terms in search ads. Cookie stuffing, spam and self-referrals are not allowed either. See the partner terms for the full rules.