Calculator
Percentage Calculator
Calculate percentages and percentage change.
Tools directory
Browse all online tools
Find browser-based utilities for developers, creators, SEO workflows, everyday calculations, image tasks, and productivity work.
Utiloom offers a growing library of 153+ free online tools organized into 10 categories. Every tool runs directly in your browser — your data stays on your device, and there is no account or installation required. Use the search bar or category filter above to find exactly what you need.
Showing 1-17 of 17
Calculator
Calculator you can use right away
Handle date, age, unit, body, and numeric calculations in a clean browser UI.
17 tools in this category
Calculator
Tip Calculator
Calculate tips, rounding, and split totals.
Calculator
Tax Calculator
Calculate added or included tax quickly.
Calculator
Loan Calculator
Estimate loan payments, amortization, and savings.
Calculator
Mortgage Calculator
Calculate mortgage payment and housing cost.
Calculator
Break-even Calculator
Find break-even units and target-profit volume.
Calculator
D-Day Calculator
Track days remaining until an event date.
Calculator
Age Calculator
Compare age against any reference date.
Calculator
BMI Calculator
Compute BMI with healthy range guidance.
Calculator
Date Difference Calculator
Measure calendar days, weekdays, and date parts.
Calculator
Unit Converter
Convert units with quick pairs and saved favorites.
Calculator
Compound Interest Calculator
Model compound growth and monthly contributions.
Calculator
Savings Goal Calculator
Estimate monthly savings needed for a target.
Calculator
Hours Calculator
Measure paid hours and overnight shifts.
Calculator
Time Zone Converter
Convert time between cities and time zones.
Calculator
Overtime Calculator
Calculate overtime pay and total weekly wages.
Calculator
Salary to Hourly Calculator
Convert annual salary into an hourly rate.
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Full tool index
Browse every tool by category
This server-rendered directory keeps every tool detail page reachable even when you are filtering, searching, or paging through the interactive grid above.
Developer
Format code, encode values, convert timestamps, and inspect text faster.
- Lottie Embed Generator
- Lottie JSON Minifier
- ASCII Table
- Text to ASCII Converter
- ASCII to Text Converter
- What Is My IP
- JSON Diff
- Regex Tester
- CSV to JSON Converter
- JSON to CSV Converter
- YAML to JSON Converter
- XML to JSON Converter
- SQL Formatter
- HTML Formatter
- CSS Minifier
- JS Minifier
- Hash Generator
- Cron Builder
- Cron Parser
- JWT Decoder
- JSON Formatter
- Markdown Preview
- Base64 Encoder
- Base64 Decoder
- UUID Generator
- Timestamp Converter
- User-Agent Parser
- UUID Validator
- HTML Entity Encoder Decoder
- JSON to YAML Converter
- Regex Pattern Library
- Cron Next Run Calculator
Text
Work with copy, comparison, URL-safe strings, and text transformations.
Image
Generate QR codes and other visual outputs without uploading content.
- Favicon Generator
- Lottie Preview
- Lottie Color Editor
- Dummy Image Generator
- RGB to HEX Converter
- Color Picker
- HSL Picker
- Icon Explorer
- Image Format Converter
- Image Resizer
- App Icon Resizer
- Image to Base64 Converter
- QR Code Generator
- QR Code Reader
- Base64 Image Decoder
- SVG to PNG Converter
- Image Compressor
- Lottie Inspector
- Image Cropper
- Image Filter & Effects
- Image Color Palette Extractor
SEO
Build search-friendly assets like slugs, canonical/hreflang tags, robots rules, sitemap XML, keyword analysis, schema markup, metadata helpers, and social card tags.
- UTM Builder
- Breadcrumb Schema Generator
- Meta Tag Generator
- Meta Robots Generator
- Article Schema Generator
- Open Graph Preview
- FAQ Schema Generator
- Meta Title and Description Preview
- Slug Generator
- Robots.txt Generator
- XML Sitemap Generator
- Canonical Tag Generator
- Schema Markup Generator
- Hreflang Tag Generator
- Twitter Card Generator
- Organization Schema Generator
- Redirect Rule Generator
- OG Image Generator
- Keyword Density Checker
- Open Graph Tag Checker
- Canonical URL Checker
- Hreflang Checker
- Robots.txt Tester
- Schema Validator
- XML Sitemap Validator
- Redirect Checker
- Meta Refresh Redirect Checker
- Internal Link Checker
- Anchor Text Auditor
- Link Depth Checker
- Pagination Tag Checker
- Faceted Navigation Indexability Checker
- Orphan Page Checker
- Title Tag Checker
- Meta Description Checker
- Heading Structure Checker
- Image Alt Text Checker
- Image File Size SEO Checker
- Image Format SEO Checker
- Image Content-Type Consistency Checker
- Image Cache-Control Checker
- Image Crossorigin Attribute Checker
- Image Fetchpriority Attribute Checker
- Image URL Parameter Hygiene Checker
- Image CDN Host Consistency Checker
- Image Referrer-Policy Checker
- Responsive Image Srcset Checker
- Image Lazy Loading Checker
- Image Decoding Attribute Checker
- Image Dimension Attribute Checker
- Image Aspect Ratio Checker
- Critical Image Preload Checker
- Robots Meta Tag Checker
- X-Robots-Tag Checker
Productivity
Support daily planning, timing, and small workflow decisions for real work.
Calculator
Handle date, age, unit, body, and numeric calculations in a clean browser UI.
- Percentage Calculator
- Tip Calculator
- Tax Calculator
- Loan Calculator
- Mortgage Calculator
- Break-even Calculator
- D-Day Calculator
- Age Calculator
- BMI Calculator
- Date Difference Calculator
- Unit Converter
- Compound Interest Calculator
- Savings Goal Calculator
- Hours Calculator
- Time Zone Converter
- Overtime Calculator
- Salary to Hourly Calculator
File
Clean file names, find duplicates, normalize paths, rebuild folder trees, and preview safe bulk rename rules.