Tools
Free Online Tools
Fast, free utilities for finance, health, writing, SEO, pet care, and everyday tasks. Every tool runs in your browser — nothing is uploaded to a server.
13 tools
Convert Text Case
Convert text case, count words and characters, and remove duplicate lines — all in one free browser tool.
Use tool →Dog Age Calculator
Convert your dog's age to human years using a science-based formula that accounts for breed size.
Use tool →Reading Time Calculator
Estimate how long your article takes to read. Set custom words-per-minute for any audience.
Use tool →URL Slug Generator
Turn any title into a clean, SEO-friendly URL slug. Lowercase, hyphenated, and ready to publish.
Use tool →Password Generator
Create strong, random passwords with custom length and character options. Secure and browser-only.
Use tool →Percentage Calculator
Calculate percentages instantly — find X% of a number, what percent one number is of another, or percent change.
Use tool →BMI Calculator
Calculate your Body Mass Index (BMI) using metric or imperial units. See your category instantly.
Use tool →Cat Age Calculator
Convert your cat's age to human years using a veterinary-approved formula.
Use tool →Mortgage Calculator
Estimate monthly mortgage payments with principal, interest, taxes, insurance, total interest, and loan amount.
Use tool →Compound Interest Calculator
Project savings and investment growth with starting amount, monthly contributions, annual return, and timeline.
Use tool →Calorie Calculator
Estimate daily maintenance calories, BMR, weight loss calories, and weight gain calories using TDEE.
Use tool →Readability Checker
Check readability score, grade level, sentence length, complex words, word count, and reading time.
Use tool →QR Code Generator
Create downloadable QR codes for URLs, plain text, Wi-Fi networks, and email links in your browser.
Use tool →Why Use CinexTech Tools?
CinexTech publishes expert guides on dogs, insurance, technology, health, and science. These free tools support high-intent reader needs — estimating mortgage payments, projecting investment growth, calculating daily calories, improving readability, and generating QR codes for real-world use.
Popular Tools
- Mortgage Calculator — estimate monthly home loan payments, taxes, insurance, and total interest
- Compound Interest Calculator — project savings and investment growth with monthly contributions
- Calorie Calculator — estimate TDEE, BMR, maintenance calories, and weight goals
- Readability Checker — check reading ease, grade level, sentence length, and complex words
- QR Code Generator — create downloadable QR codes for URLs, text, Wi-Fi, and email
Privacy First
All tools process data locally in your browser. We do not store, log, or transmit your text, passwords, or lists. Use them for sensitive content with confidence.
No Account Required
Every tool is free with unlimited use. No email signup, no paywall, no watermarks. Bookmark this page and return whenever you need a quick utility.