How many promo codes can I generate at once?

Up to 1,000 unique promo codes per generation, sufficient for most marketing campaigns.

Will generated codes be duplicated?

No. The generator automatically deduplicates to ensure every code is unique.

Can I customize the promo code format?

Yes. Set prefix, suffix, code length, separator position, and more. For example, generate codes in SUMMER-XXXX-XXXX format.

Is my data uploaded to a server?

No. All generation happens in your browser. No data is uploaded to any server.

Can I export the generated codes?

Yes. Copy to clipboard or download as CSV/TXT files for easy import into marketing systems.

Promo Code Generator

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🎫 Configure Promo Codes

Number of Codes

Code Length

Prefix

Suffix

Separator

Separate Every N Chars

Uppercase A-Z Digits 0-9 Lowercase a-z Exclude ambiguous (0O1lI)

📋 Generated Codes (0)

What Can the Promo Code Generator Do?

The Promo Code Generator is a free online tool for batch generating unique promotional codes, discount codes, and coupon codes. Customize code length, prefix, suffix, character set, and separator format. Generate up to 1,000 unique codes at once. All processing happens in your browser — no data is ever uploaded to a server.

Key Features

Batch Generation: Generate 1-1,000 unique promo codes with automatic deduplication
Preset Templates: Standard, Summer Sale, VIP, Numeric, Alpha, and Custom templates
Custom Format: Set prefix, suffix, code length, separator, and interval
Flexible Charset: Combine uppercase/lowercase/digits, exclude ambiguous characters
Multi-format Export: Copy, download CSV, or download TXT

How to Use

Choose a preset template or configure custom parameters (count, length, prefix, charset, etc.)
Click "Generate Codes" to create unique promo codes
Copy or download the results for use in your marketing system

Use Cases

E-commerce Promotions

Batch generate discount codes for limited-time sales, then import into your e-commerce platform for customer distribution.

VIP Member Marketing

Generate exclusive discount codes with VIP prefix for premium members, enhancing their sense of exclusivity.

Offline Events

Generate one-time entry codes or redemption codes for trade shows, meetups, and other offline events.

Best Practices

A good promo code should: 1) Be long enough to resist brute-force guessing; 2) Exclude ambiguous characters to reduce input errors; 3) Have a recognizable prefix for source tracking; 4) Use consistent formatting for easy system processing.

How many codes can I generate?

Up to 1,000 per generation, sufficient for most campaigns.

Will codes be duplicated?

No, automatic deduplication ensures every code is unique.

What character sets are supported?

Uppercase, lowercase, digits, and combinations. Ambiguous characters can be excluded.

Can I customize the format?

Yes — prefix, suffix, length, separator, and more.

Is data uploaded?

No, all processing happens locally in your browser.