Random Serial Generator

Generate bulk unique serial numbers with a custom prefix and suffix. Supports digits-only or alphanumeric. Up to 50,000 serials, fully client-side.

Prefix

Separator

NoneHyphen -Underscore _

Suffix Length8

15101520

Character Type

Digits only (0–9)Uppercase alphanumeric (A-Z, 0-9)Mixed alphanumeric (A-Z, a-z, 0-9)

Count

Up to 50,000

Ensure uniqueness (no duplicates)

All computation runs locally in your browser. No data is sent to any server.