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All Tools

Browse all BarcodeOcean generators and utility tools in one place.

Barcode/Label Generator

Single Barcode

Easy setup, quickly generate barcode

Single QR Code

Quickly generate QR codes for multiple uses

Bulk Barcode

Generate multiple barcodes at once

Bulk QR Code

Import data, download multiple formats

Label Maker

Using templates to create variable data labels

Bulk Data Matrix

Applications for industrial auto-ID

PDF417 Barcode

Batch PDF417 codes for IDs and labels

Barcode/QR Tools

Barcode Decoder

Quickly identify barcode information

QR Code Decoder

Quickly identify QR code information

Check Digit Calculator

Batch calculate EAN/UPC check digits

UPC Check Digit

Calculate UPC-A/UPC-E check digits in bulk

Data Tools

Serial Number Generator

Generate massive data with various patterns

Data List Cleaner

Clean, deduplicate, sort and export text or CSV data lists

Lucky Draw

Set names and prizes, draw full-screen

Image Tools

Resize Image Online

Resize multiple images by width and height, or crop to fill the target size

Watermark Images

Add single-line or full-page watermarks to multiple images at once

Image to Text OCR

Use OCR to extract text from images, supporting Chinese, English and more

Convert Image Format

Convert image files to JPG, PNG, WEBP, GIF, BMP and more online

Chinese Name Seal

Available in various shapes and fonts

Hanko Seal

Create Japanese personal seals in square or round styles