Skip to content

Tools Categories Blog Guides Favourites

Category

Marketing & Barcodes

QR codes, WhatsApp links, reviews and marketing KPIs.

All Marketing & Barcodes tools

Every tool is free, works in your browser and needs no account.

Marketing & Barcodes

AI Social Media Post Generator
Average First Response Time
CAC Calculator — Customer Acquisition Cost
CSAT Calculator — Score, Percentage & Average Rating
Customer Retention Rate (CRR)
First Contact Resolution Rate
Google Review Request Builder
Lead Conversion Rate
Marketing Funnel Calculator
NPS Calculator — Net Promoter Score
Opportunity Win Rate
Product Barcode Generator
Referral Rate Calculator
ROAS Calculator
Sales Cycle Length
Social Media Engagement Rate Calculator
Universal Barcode & QR Camera Scanner
URL & Link QR Code Generator
vCard Generator & Contact QR Code
WhatsApp Direct Chat & Link

118 free, private business utilities for Indian shops, freelancers and MSMEs. Everything runs in your browser — nothing is uploaded.

Popular tools

GST Invoice Generator
UPI QR Payment Standee
GST Tax Calculator
WhatsApp Direct Chat & Link
Product Barcode Generator

Categories

Billing & Invoicing
GST & Tax
HR & Payroll
Business Finance
Marketing & Barcodes

Company

About
Blog
Contact
Privacy
Terms

© 2026 Kaagazo · kaagazo.com

Calculators are for guidance only — verify statutory rates with a professional.