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Free Referral Code Generator

Generate a list of customizable, unique referral codes for your referral program using our 100% free and user-friendly tool. Perfect for marketers, product managers, and business owners.

Random Numbers and Letters Letters Only Numbers Only
4 characters 5 characters 6 characters 7 characters 8 characters 9 characters
Here are your {{freeTool.generatedReferralCodes.length | number:fractionSize}} referral codes

Copy codes to clipboard Download CSV

Email AddressReferral Code
{{item.email}}{{item.code}}
{{code}}
Use our free Referral Link Generator tool to create referral links that you can share with your customers or brand ambassadors.

Try GrowSurf's full referral program software

Build an in-product referral program and automatically generate user referral codes at scale

Capterra GetApp G2 SoftwareAdvice Product Hunt Product Hunt - referral program software

Why use our free referral code generator?

Benefits of using referral codes

  • Track and measure the success of your referral program
  • Easily identify which customers are bringing in new business
  • Reward loyal customers for their referrals
  • Increase customer acquisition through word-of-mouth marketing

Features of our generator

  • Customizable prefix for easy identification
  • Multiple code formats (random, numbers and letters, letters only, numbers only)
  • Adjustable code length (4-9 characters)
  • Choice of letter case (mixed, uppercase, lowercase)
  • Generate codes for a list of email addresses or in bulk

How to use our referral code generator

  1. Choose your desired code format and length
  2. Add an optional prefix to identify your campaign
  3. Select your preferred letter case
  4. Choose between generating codes for a list of emails or in bulk
  5. Click "Create My Referral Codes" to generate your unique codes
  6. Copy the codes or download them as a CSV file

Start creating your custom referral codes today.

Frequently asked questions

Is this referral code generator really free?

Yes, our referral code generator is 100% free to use with no hidden costs or limitations.

How many referral codes can I generate?

You can generate up to 10,000 unique referral codes in a single batch using our tool.

Can I use these codes for my business?

Yes. The referral codes generated by our tool are free to use for any purpose, including commercial use in your referral program.

Do you offer more advanced referral program features?

For more advanced referral program management, including tracking, analytics, and automated rewards, check out our full-featured referral program software.

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Create and track referral codes the easy way

GrowSurf is referral program software that helps marketing and product teams launch a customer referral program in days, not weeks.

Trusted by marketing and product teams that grow through customer, user, and partner referrals.

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GrowSurf helps marketing and product teams launch referral and affiliate programs faster with less engineering overhead. Explore how our platform fits your business by choosing your industry.

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