Background

Free tool for affiliates

Free Affiliate Link Builder

Create channel-specific affiliate links while protecting the tracking ID your merchant gave you. Add SubIDs and campaign parameters without sending or saving your link.

Affiliate ID protectionSingle & bulk variantsSubID and UTM trackingBefore / after diffCSV export

Build a safe affiliate link variant

Start with the link issued by the merchant. This tool keeps its affiliate identifier and adds your channel tracking in the browser.

Paste the complete link you received, including its current query parameters.

One per line: name=value

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Track placements without breaking affiliate attribution

An affiliate tracking URL builder should preserve the identifier that connects a conversion to you.

Why use SubIDs?

SubIDs label where you placed a link—such as a YouTube description, newsletter, blog comparison, or social profile. If the affiliate platform reports SubIDs, these labels can help you compare placements without changing your affiliate identity.

What this builder protects

The tool parses your complete URL with the browser URL API, keeps its path and fragment, and asks you to confirm the existing affiliate parameter. It never silently replaces that confirmed parameter.

How to build a safe tracking link

1

Paste the merchant-issued affiliate link

Use the complete URL you received. Do not start from a generic product page.

2

Confirm the affiliate identifier

Review the detected parameter and explicitly resolve any duplicate values.

3

Add placement labels

Choose a preset or enter your SubID, source, medium, campaign, content, and custom parameters.

4

Review the parameter diff

Check that the original affiliate ID remains present before copying or exporting the result.

Affiliate link builder FAQ

Does adding a SubID enroll me in an affiliate program?

No. A SubID is only an extra label on a link you already have. You need a merchant-issued affiliate link before using this tool.

Will this guarantee that a sale is attributed to me?

No tool can guarantee attribution. Merchant settings, cookies, redirects, consent, and affiliate platform rules can affect tracking. This builder only preserves and displays the URL parameters.

What happens when a parameter already exists?

The builder shows the conflict and requires you to keep the original value or replace it. Duplicate parameters must also be resolved explicitly.

Is my affiliate link uploaded to Affonso?

No. Parsing, link generation, and CSV creation happen entirely in your browser. The tool has no server persistence.