Free Unique Code Generator - Voucher, Serial Number & API Key Creator
Generate unique codes for vouchers, serial numbers, API keys, and invitation codes. Free bulk code generator with collision detection and multiple export formats.
Free Unique Code Generator - Voucher, Serial Number & API Key Creator
Generate unique codes for vouchers, serial numbers, API keys, and invitation codes. Free bulk code generator with collision detection and multiple export formats.
This free online tool helps you complete common tasks quickly in the browser—no signup or server uploads required. It focuses on fast, reliable execution with clear inputs, instant previews, and export options for downstream workflows. The interface keeps controls close to your content so you can iterate without context switching. For teams, you can standardize settings and reuse them across repeat runs. Privacy is preserved by default: processing happens locally whenever possible.
🔐 Unique Code Generator
Generate Thousands of Unique Codes for Any Business Purpose
Choose Code Type
Voucher Codes
Discount coupons & promotional codes
Serial Numbers
Product serial numbers & licenses
Invitation Codes
Event invites & referral codes
API Keys
Authentication keys & tokens
UUID/GUID
Universal unique identifiers
Custom Format
Define your own pattern
Generating Your Codes...
Initializing...
✅ Generation Complete
Generated codes successfully
Preview (First 50 codes):
Bulk Code Generation from Templates
Upload a template file to generate codes with custom parameters for each row.
📋 Template Format
Summer Sale,500,8,SUMMER-,voucher
Product License,100,12,PRD-,serial
VIP Invitation,50,6,VIP-,invitation
Upload Template CSV
Drag & drop your CSV file here or click to browse
Max file size: 5MB | Max campaigns: 100
Developer API Access
Integrate unique code generation into your applications with our RESTful API.
🔌 API Endpoint
Request Body Example:
Response Example:
💼 API Pricing
Free Tier
1,000 codes/month
Perfect for testing and small projects
Pro - $9.99/mo
100,000 codes/month
For growing businesses and applications
Enterprise
Unlimited codes
Custom solutions and dedicated support
🎯 Perfect for Every Business Need
E-commerce
Generate discount codes, referral codes, and promotional vouchers for your online store
Software Development
Create API keys, license codes, user tokens, and unique identifiers for your applications
Event Management
Generate invitation codes, ticket numbers, and access codes for events and conferences
Manufacturing
Create product serial numbers, batch codes, and quality control identifiers
Marketing Campaigns
Generate unique campaign codes, affiliate IDs, and tracking identifiers
Gaming & Apps
Create game codes, in-app purchase vouchers, and user referral systems
✨ Advanced Features
🔒 Guaranteed Uniqueness
Advanced collision detection ensures every generated code is 100% unique, even in large batches.
⚡ High Performance
Generate up to 10,000 codes in seconds with optimized algorithms and efficient processing.
📊 Multiple Formats
Export your codes in CSV, Excel, JSON, or plain text format for easy integration.
🎨 Customizable
Full control over length, character sets, prefixes, suffixes, and formatting rules.
🔌 API Integration
RESTful API for seamless integration into your applications and automated workflows.
🛡️ Enterprise Ready
Secure, reliable, and scalable solution trusted by businesses worldwide.
About Unique Code Generator
Professional unique code generator designed to streamline business operations and improve productivity for organizations of all sizes. Our comprehensive platform combines advanced automation capabilities with user-friendly interface design, making complex tasks simple and efficient. Features include real-time processing, bulk operations support, customizable templates, and seamless integration with popular business systems. Perfect for small businesses, enterprises, freelancers, and agencies requiring reliable, scalable solutions. Key benefits include reduced manual work, improved accuracy, faster turnaround times, and enhanced collaboration capabilities. Supports multiple input formats, provides detailed analytics and reporting, and ensures enterprise-grade security compliance. Trusted by thousands of professionals worldwide for delivering consistent, high-quality results that meet industry standards and regulatory requirements.
Frequently Asked Questions
How do I get started with this unique code generator?
Getting started is simple! Just enter your data in the input fields, select your preferred options from the available settings, and click the generate button. Our intuitive interface guides you through each step, with helpful tooltips and examples to ensure optimal results.
Is there a limit to how much I can process with the free version?
Our free tier includes generous limits for personal and small business use. For enterprise-level processing, bulk operations, and commercial applications, our Pro plans offer unlimited processing with additional features like API access, priority support, and advanced customization options.
Can I integrate this tool with my existing business systems?
Yes! We provide REST API access for seamless integration with your existing workflows, databases, and business applications. Our API supports batch processing, webhook notifications, and custom authentication methods to fit your technical requirements and security policies.
FAQ
Is this tool free to use?
Yes, it runs in your browser and is free for personal and light commercial use.
Will my data be uploaded?
By default, processing happens locally in your browser for privacy and performance.
How can I report feedback or request features?
Use the on-page feedback widget or contact us via the site footer.
🤖 AI-Assisted Content
This page was created with AI assistance to help structure content and generate initial drafts. All information has been reviewed, fact-checked, and verified by our editorial team to ensure accuracy and reliability.
Our Quality Process: We use AI tools to improve efficiency, but every piece of content is human-verified, tested when possible, and regularly updated based on user feedback and new information. Learn more about our editorial standards.