Premium Generator

Advanced Alphanumeric Code Generator

Create robust alphanumeric strings with full control over length, character sets, prefixes, suffixes, and uniqueness. Perfect for coupons, API keys, QA tokens, and onboarding codes.

String Length

Prefix “—” · Suffix “—”

Generated Codes

0 codes generated

No codes yet

Adjust the controls below and click Generate.

Generator Controls

Length

What Is an Alphanumeric Generator?

The AllAppsFree alphanumeric generator instantly creates random IDs, reference codes, and secure tokens combining letters, numbers, and symbols. Choose the character sets you need, enforce uniqueness, and export your results for frictionless workflows.

Powerful Controls

✔️ Custom length from 4 to 64 characters
✔️ Toggle uppercase, lowercase, digits, and symbols
✔️ Guarantee uniqueness across the batch
✔️ Optional prefixes and suffixes for branded codes

Built for Teams

✔️ Export CSV, JSON, or TXT in a click
✔️ Copy individual codes or the entire batch
✔️ Works offline in your browser—no data uploads
✔️ Perfect for coupons, invite codes, API keys, or QA

How to Generate Pro-Grade Codes

Select how many codes you need and the character length.
Enable the character types required by your policy (uppercase, numbers, symbols, etc.).
Add optional prefixes/suffixes for easy sorting in spreadsheets or CRMs.
Click Generate codes—every result appears instantly with copy/export actions.
Download the batch as CSV, JSON, or TXT to hand off to your team.

FAQs

Is this secure? Codes are generated client-side using pseudo-random logic. For production secrets, pair with server-side verification.

Do you store my data? No. Everything runs in your browser; nothing is uploaded or logged.

Can I ensure uniqueness? Yes. Toggle Prevent duplicates to guarantee every string is unique within the batch.

Why Teams Choose AllAppsFree

From growth marketers to IT admins, thousands rely on AllAppsFree generators to deliver polished, export-ready results without friction. Generate alphanumeric codes in bulk, stay compliant with security requirements, and keep your workflows humming.