Text
Word Counter
Count words, characters, sentences, paragraphs, and reading time instantly.
Open toolFree utility toolkit
Fast tools that solve one thing well.
Use quick browser-based tools for writing, conversions, date math, images, developer work, and simple documents. No account is required, and most tools work entirely on your device.
Featured tools
Popular tools people use most often
Start with the most practical pages for everyday writing, conversions, quick document prep, and common browser-based utilities.
Conversion
Unit Converter
Convert common length, weight, and temperature units from one page.
Open toolDate
Date Calculator
Find the difference between dates or jump forward and backward by a number of days.
Open toolImage
Image Compressor
Compress JPG, PNG, and WebP images in the browser and download the result.
Open toolCalculator
Percentage Calculator
Work out percentages, increases, decreases, and percentage-of values.
Open toolDeveloper
JSON Formatter
Format, validate, and minify JSON directly in the browser.
Open toolSEO
Favicon Generator
Create simple downloadable favicons and copy the matching HTML tags.
Open toolBusiness
Invoice Generator
Build a printable invoice with line items, totals, and client details.
Open toolText
Text tools
Count, clean up, and reformat text for writing, editing, publishing, and everyday copy work.
Text
Word Counter
Count words, characters, sentences, paragraphs, and reading time instantly.
Open toolText
Character Counter
Count characters with and without spaces, plus words and sentence totals.
Open toolText
Line Counter
Count lines, paragraphs, words, and characters in pasted text.
Open toolText
Sentence Counter
Measure sentence count together with words and characters for any draft.
Open toolText
Case Converter
Flip text to upper, lower, title, and sentence case without losing formatting.
Open toolText
Title Case Converter
Convert headings and article titles into title case quickly.
Open toolText
Slug Generator
Turn a title or phrase into a clean URL slug you can copy immediately.
Open toolConversions
Conversion tools
Convert common measurements for distance, size, height, weight, temperature, area, and volume without leaving the page.
Conversion
Unit Converter
Convert between common length, weight, and temperature units in one page.
Open toolConversion
CM to Inches
Convert centimeters to inches with a focused measurement page.
Open toolConversion
Inches to CM
Convert inches to centimeters with a single-purpose converter page.
Open toolConversion
MM to Inches
Convert millimeters to inches instantly for small measurements and specs.
Open toolConversion
Feet and Inches to CM
Convert heights in feet and inches into centimeters with one result box.
Open toolConversion
KG to LBS
Convert kilograms to pounds with a focused weight conversion page.
Open toolConversion
LBS to KG
Convert pounds to kilograms instantly with a single-purpose calculator.
Open toolConversion
Celsius to Fahrenheit
Convert Celsius values into Fahrenheit quickly in your browser.
Open toolConversion
Fahrenheit to Celsius
Convert Fahrenheit values into Celsius with a dedicated temperature page.
Open toolConversion
Meters to Feet
Convert meters to feet for room sizes, height, and general measurements.
Open toolConversion
Feet to Meters
Convert feet to meters quickly with a focused measurement converter.
Open toolConversion
Ounces to Grams
Convert ounces to grams for cooking, product weights, and packing.
Open toolConversion
Grams to Ounces
Convert grams to ounces for recipes, labels, and weight checks.
Open toolConversion
Kilometers to Miles
Convert kilometers to miles for travel distances, routes, and training logs.
Open toolConversion
Miles to Kilometers
Convert miles to kilometers with a simple long-distance converter.
Open toolConversion
Liters to Gallons
Convert liters to gallons for fuel, liquids, and container sizes.
Open toolConversion
Gallons to Liters
Convert gallons to liters for storage, fuel, and volume planning.
Open toolConversion
Square Feet to Square Meters
Convert square feet to square meters for floor plans and room sizes.
Open toolConversion
Square Meters to Square Feet
Convert square meters to square feet for listings, plans, and property sizes.
Open toolImage
Image tools
Compress and convert images directly in your browser before you upload, share, or publish them.
Image
Image Compressor
Compress JPG, PNG, and WebP images in the browser and download the result.
Open toolImage
Image Converter
Convert PNG, JPG, and WebP images into another format directly in the browser.
Open toolDates
Date and time tools
Work out day differences, future dates, business-day ranges, and simple time calculations without opening a spreadsheet.
Date
Date Calculator
Calculate day differences or move a date forward and backward by any number of days.
Open toolDate
Days Between Dates
Calculate the exact day difference between two calendar dates.
Open toolDate
Age Calculator
Calculate age in years, months, and days from a birth date and reference date.
Open toolDate
Business Days Calculator
Count weekday-only business days between two dates without weekends.
Open toolDate
Time Calculator
Find the duration between times or add and subtract hours and minutes.
Open toolDate
30 Days From Today
See the calendar date 30 days from today and adjust the base date if needed.
Open toolDate
60 Days From Today
Calculate the date 60 days from today for planning, billing, and deadlines.
Open toolDate
90 Days From Today
Find the date 90 days from today for trial periods, deadlines, and schedules.
Open toolDate
180 Days From Today
Calculate the date 180 days from today for longer planning windows.
Open toolDate
365 Days From Today
Find the calendar date 365 days from today with one focused page.
Open toolCalculators
Quick calculators
Use simple browser-based calculators for percentages, BMI, and other quick number checks.
Calculator
Percentage Calculator
Calculate percentages, reverse percentages, and percentage change values.
Open toolCalculator
BMI Calculator
Calculate body mass index from height and weight using metric inputs.
Open toolDeveloper
Developer utilities
Format data, inspect tokens, decode strings, and compare text without leaving the browser.
Developer
JSON Formatter
Format, validate, and minify JSON directly in the browser.
Open toolDeveloper
JSON Viewer
Validate JSON, view it as formatted text, and inspect it as a tree.
Open toolDeveloper
YAML Viewer
Validate YAML, convert it to formatted JSON, and inspect the structure as a tree.
Open toolDeveloper
YAML JSON Converter
Convert YAML to JSON or JSON to YAML with a dedicated format conversion page.
Open toolDeveloper
URL Encoder / Decoder
Encode and decode URL strings without leaving the page.
Open toolDeveloper
Query String Parser
Parse URL parameters into rows and grouped JSON without using a server.
Open toolDeveloper
Base64 Encoder / Decoder
Convert text to and from Base64 instantly.
Open toolDeveloper
UUID Generator
Generate UUID v4 values in the browser with one click.
Open toolDeveloper
Unix Timestamp Converter
Convert Unix timestamps and ISO dates in both directions.
Open toolDeveloper
Hash Generator
Generate SHA-1, SHA-256, SHA-384, and SHA-512 hashes in the browser.
Open toolDeveloper
Regex Tester
Test regular expressions, inspect match lists, and highlight results in your browser.
Open toolDeveloper
JWT Decoder
Decode JWT headers and payloads locally without sending them to a server.
Open toolDeveloper
Diff Checker
Compare two text versions line by line and inspect additions and removals.
Open toolDeveloper
Cron Expression Explainer
Explain standard 5-field cron schedules in plain language.
Open toolSEO
SEO and site-owner tools
Generate the small files and previews site owners need before publishing a page or updating a site.
SEO
Favicon Generator
Create simple downloadable favicons and copy the matching HTML tags.
Open toolSEO
XML Sitemap Generator
Generate a sitemap XML file from a base URL and a list of pages or paths.
Open toolSEO
Robots.txt Generator
Build a clean robots.txt file with user-agent, allow, disallow, and sitemap rules.
Open toolSEO
Meta Tags Preview
Generate common meta tags and preview how a page might look when shared.
Open toolSEO
Color Contrast Checker
Check color contrast ratios and WCAG pass/fail results for text combinations.
Open toolBusiness
Business and sharing tools
Create printable invoices, estimates, QR codes, and barcodes from simple forms in your browser.
Share
QR Code Generator
Create downloadable QR codes for links, text, email, SMS, and Wi-Fi payloads.
Open toolBusiness
Barcode Generator
Generate Code 128 and EAN-13 style barcodes for labels and inventory use.
Open toolBusiness
Invoice Generator
Build a printable invoice with business and client details plus line items.
Open toolBusiness
Estimate Generator
Create a clean estimate or quote document with totals and notes.
Open toolBuilt for everyday use
Quick to open, easy to use, and light on clutter.
Each tool is designed to do one clear job without sending you through signups, nested settings, or an overloaded dashboard.
Pages are pre-rendered for fast loading, and the interactive parts stay lightweight so the site works well on phones and low-powered devices too.
FAQ
Common questions about using Utiloq
Do I need an account to use these tools?
No. The tools are designed to work without signups or saved state.
Are files uploaded to a server?
Not for the current launch tools. The first cluster runs in the browser so hosting and privacy risk stay low.
Will there be more tools later?
Yes. New tools are added gradually, with the same goal: fast, simple pages that solve a common task without extra overhead.