ClearUtils

Fast private online utilities

Useful online tools for text, data, images, SEO, and everyday calculations.

ClearUtils is a growing workspace of browser-based utilities organized into real workflows: clean text, count writing, format developer data, prepare images, check SEO snippets, and run simple calculators without creating an account.

Use a single-purpose tool when you know the exact job, or start with a toolkit when the task has multiple steps. ClearUtils favors browser-local processing, clear limitations, practical examples, and related links that help you finish the workflow.

626 live tools8 workflow toolkitsBrowser-local tools where practicalNo account required

Where to start

Choose the shortest path to the right utility.

Start from the page type that matches how much context you already have. Each path keeps you on existing live ClearUtils tools, guides, categories, or toolkit pages.

Multi-step jobStart with a toolkitUse a toolkit when cleanup, formatting, image preparation, SEO QA, or calculator work may need more than one related step.Exact taskOpen a focused toolUse a single tool when you already know the job, such as counting lines, formatting JSON, compressing an image, or checking a snippet.Browse by topicCompare a category or guideUse categories and workflow guides when you need to compare adjacent options before choosing the exact utility page.

Why ClearUtils is useful

More than a list of tools.

Workflow-first navigation

Toolkits connect related utilities so cleanup, formatting, image preparation, SEO checks, and calculator tasks have a clear next step.

Browser-local where practical

Many tools run in your current browser tab, which keeps routine pasted text, snippets, calculator inputs, and images out of unnecessary server workflows.

Helpful pages, not just widgets

Tool pages include examples, limitations, FAQs, privacy notes, and related links so people can understand when and how to use each utility.

Featured toolkits

Start with a workflow.

Toolkits group related tools by job, so you can start with cleanup, developer data, writing, image, SEO, or calculator workflows instead of scanning the full directory first.

ToolkitText Cleanup ToolkitClean pasted text, trim lines, remove tabs, remove extra spaces, remove empty lines, extract reusable URLs, emails, words, sentences, bullet items, numbered items, priority lines, deadline lines, acceptance criteria, or matching lines, remove checkbox markers, split comma lists, join line lists, wrap lines with prefixes or suffixes, fix line breaks, and prepare copy for spreadsheets, CMS fields, prompts, emails, or publishing workflows, with related line-count checks linked separately.ToolkitDeveloper Data ToolkitFormat JSON, validate JSON syntax and common JSON Schema rules, compare JSON snippets, format JSON Lines / NDJSON, parse query strings, parse URLs, generate slugs, build UTM campaign links, explain cron schedules, validate XML, format XML, minify XML, format CSV, convert CSV columns to lists, convert lists back to CSV or TSV, generate number lists and random numbers, convert CSV and TSV, convert JSON to TypeScript, validate and format YAML, format TOML, summarize Nginx, Apache .htaccess, Terraform, Ansible, Dockerfile, GitHub Actions, Kubernetes, OpenAPI, GraphQL, and Prisma snippets, convert TOML/YAML/JSON config snippets, convert HTML and Markdown, escape regex text, encode or decode Base64 and URLs, convert Unix timestamps, timestamp-to-date values, date-to-timestamp values, time zones, and generate UUIDs without sending snippets to a server.ToolkitWriting Utilities ToolkitMeasure, polish, and reshape writing for articles, Markdown drafts, titles, descriptions, social posts, emails, pasted HTML copy, short excerpts, outline notes, wrapped paragraphs, FAQ questions, action items, assumptions, examples, definitions, objections, audience notes, requirements, success metrics, revision requests, problem statements, feature notes, proof points, next-step handoffs, headline candidates, summary notes, link references, approval sign-offs, and editorial drafts with browser-local word, unique-word, character, letter-frequency, line count, sentence, paragraph, typography, and reading-time checks.ToolkitImage Optimization ToolkitRotate, flip, resize, compress, convert, filter, choose safer export formats, plan exact social/email/marketplace/favicon export sizes, name multi-variant export sets, plan consistent article/product/video/app thumbnail sets, plan compression quality ladders, run visible-pixel/metadata privacy review checklists, prepare final publish handoff checklists, plan sideways image orientation handoffs, estimate file-size budgets, fit upload width/height/megapixel/file-size caps, plan aspect-ratio crops, map responsive export widths, and clean common image files with browser-local JPG, PNG, GIF-still, and WebP tools before publishing, uploading, sharing, or attaching files elsewhere.ToolkitSEO QA ToolkitFree SEO QA toolkit for pasted-input SERP previews, meta title and description checks, Open Graph and Twitter Card previews, heading checks, canonical tag QA, hreflang checks, viewport, charset, language, favicon, theme color, preload, meta refresh, meta robots directives, robots.txt rules, sitemap URL lists, JSON-LD structured data reviews, image-alt checks, link inventories, pagination checks, local contact signal summaries, form-signal checks, date/time cue checks, image-dimension reviews, FAQ structure cues, VideoObject checks, review/comparison cues, breadcrumb navigation checks, HowTo/Recipe/JobPosting/PodcastEpisode/NewsArticle/Course/SoftwareApplication/Book, case-study, glossary-definition, webinar-registration, and alternatives-page cue reviews, and one-paste launch, robots, international, content-outline, product-page, article-page, structured-data, migration spot-check, ecommerce-category, local-business, faceted-pagination, media-gallery, SaaS landing page, lead-generation page, documentation page, event page, FAQ page, video page, review/comparison page, breadcrumb navigation, how-to page, recipe page, job posting page, podcast episode page, news article page, course page, software app page, book page, homepage, category hub, utility tool page, guide/resource page, case-study page, glossary/definition page, webinar registration page, and alternatives/comparison page QA workflows without crawling.ToolkitBusiness Calculator ToolkitRun simple business math for averages, medians, standard deviation, markups, pricing, discounts, margins, ROI, break-even points, revenue growth, hourly/salary comparisons, profit targets, bundle pricing, commission impact, retention snapshots, inventory cover, average order value, conversion rate, refund rate, cash runway, marketplace fee margin, customer acquisition payback, customer lifetime value, operating expense ratio, contribution margin, target margin price, advertising ROAS break-even, subscription MRR movement, capacity gaps, percentages, and date planning with clear assumptions; informational only, not financial, tax, or legal advice, and pay comparisons are not payroll, employment, or benefits advice.

Popular starting tools

These are strong entry points for common ClearUtils tasks: text counting, cleanup, developer data, image optimization, and SEO QA.

  • Line Counter

    Count text lines online, including total lines, non-empty lines, blank lines, unique lines, duplicate lines, paragraphs, and line lengths in your browser.

  • Remove Extra Spaces

    Remove extra spaces from text, clean repeated spaces and tabs, trim line edges, and fix messy pasted whitespace locally in your browser.

  • Word Counter

    Count words, characters, sentences, paragraphs, and estimated reading time directly in your browser.

  • Character Counter

    Count characters with spaces, characters without spaces, letters, numbers, punctuation, spaces, and words instantly in your browser.

  • JSON Formatter

    Format pasted JSON locally in your browser with selectable indentation, structure stats, defensive syntax errors, copyable output, workflow links, and no upload or storage.

  • Image Compressor

    Compress larger JPG and PNG images up to 50 MB and 50 megapixels into smaller JPG downloads with adjustable quality and input/output size display.

  • JWT Decoder

    Decode JWT header and payload sections locally without verifying the signature.

  • SERP Snippet Preview

    Preview a Google-style search snippet from pasted title, description, and URL text with practical length guidance.

Explore the library

Choose how you want to browse.

Open only the collection you need. Every live category, toolkit, guide, and recently added page remains linked here without turning the homepage into one long directory.

Newest tools12 recently added utilities
  • Extract JS Wake Lock Calls

    Extract navigator.wakeLock.request calls from pasted JavaScript locally without executing code or requesting screen wake locks.

  • Extract JS Web Locks Calls

    Extract navigator.locks.request and navigator.locks.query calls from pasted JavaScript locally without executing code or requesting browser locks.

  • Extract JS WebRTC Calls

    Extract RTCPeerConnection, offer/answer, ICE, track, and data-channel call patterns from pasted JavaScript locally without executing code or opening peer connections.

  • Extract JS Media Device Calls

    Extract navigator.mediaDevices camera, microphone, screen-share, and device-enumeration calls from pasted JavaScript locally without executing code or requesting permissions.

  • Extract JS Performance Marks

    Extract performance.mark, performance.measure, clearMarks, and clearMeasures calls from pasted JavaScript locally without executing code or creating timing entries.

  • Extract JS Beacon Calls

    Extract navigator.sendBeacon endpoint URLs from pasted JavaScript locally without executing code or sending network beacons.

  • Extract JS Web Worker URLs

    Extract Worker and SharedWorker script URLs from pasted JavaScript locally without executing code, fetching scripts, or starting workers.

  • Extract JS IndexedDB Calls

    Extract indexedDB.open, deleteDatabase, databases, and cmp calls from pasted JavaScript locally without executing code or opening databases.

  • Extract JS Web Share Calls

    Extract navigator.share and navigator.canShare calls from pasted JavaScript locally without opening share sheets or executing code.

  • Extract JS Dialog Calls

    Extract alert, confirm, prompt, and showModalDialog calls from pasted JavaScript locally without showing dialogs or executing code.

  • Extract JS Window Open Calls

    Extract window.open target URLs, names, and feature strings from pasted JavaScript locally without opening popups or executing code.

  • Extract JS History API Calls

    Extract pushState, replaceState, back, forward, and go calls from pasted JavaScript locally without executing code or changing browser history.

Major categories8 topic hubs with every live tool
  • Text Tools

    Free browser-based tools for cleaning, counting, editing, and preparing text for everyday workflows.

    60 tools available now.

  • Developer Tools

    Browser tools for formatting, converting, validating, and debugging developer data.

    362 tools available now.

  • Business Calculators

    Simple business calculators with assumptions clearly shown for planning, margins, discounts, and date decisions.

    17 tools available now.

  • Converters

    A hub for quick browser-based converters across everyday formats, units, dates, colors, and developer data.

    172 tools available now.

  • Design Tools

    Free browser-based design utilities for color work, contrast checks, accessibility QA, and front-end handoffs.

    6 tools available now.

  • Finance Tools

    Simple finance utilities with assumptions, disclaimers, and no regulated financial advice.

    1 tool available now.

  • Image Tools

    Free browser-based image tools for resizing, compressing, cropping, converting, and cleaning image files locally.

    19 tools available now.

  • SEO Tools

    Pasted-input SEO utilities for checking page previews, metadata, crawl signals, and sitemap details.

    20 tools available now.

Helpful workflow guides5 practical, ordered walkthroughs

Use a guide when you want a safer order of operations before choosing a tool or toolkit.

All toolkits8 guided workflow and directory hubs

Use toolkit pages when related utilities belong to the same job.

Full tool directory

The complete live library remains available on the main directory page.

View all 626 ClearUtils tools