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PDF, image, text & developer tools at your fingertips — 100% free, private in your browser, no signup.

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Free online tools

Online Notepad

Private online notepad with autosave, multiple notes, and .txt download.

Word Counter

Count words, characters, sentences, and paragraphs instantly.

Character Counter

Count characters, bytes, and Unicode code points in text.

Remove Duplicate Lines

Remove duplicate lines from text with trim and case options.

Text Compare

Compare two texts and see line-level differences.

Case Converter

Convert text between lower, upper, title, camel, snake, and more.

Lorem Ipsum Generator

Generate placeholder Lorem Ipsum paragraphs.

Random Text Generator

Generate random words, sentences, or paragraphs.

Text to Markdown

Convert plain text to Markdown — one .md file or split into multiple MD files (ZIP).

JSON Formatter

Pretty-print or minify JSON with validation.

JSON Validator

Validate JSON syntax and preview parsed structure.

JSON to CSV

Convert a JSON array of objects to CSV.

CSV to Markdown

Convert CSV to a Markdown table or one .md file per row — download MD or ZIP.

Base64 Encode/Decode

Encode or decode text using Base64.

URL Encoder/Decoder

Encode or decode URL components.

JWT Decoder

Decode JWT header and payload (no signature verification).

UUID Generator

Generate random UUID v4 identifiers.

Regex Tester

Test regular expressions against sample text.

XML Formatter

Basic XML indentation and validation.

YAML Converter

Convert between JSON and simple YAML.

Meta Tag Generator

Generate HTML meta tags for title, description, and keywords.

Robots.txt Generator

Generate robots.txt rules for search crawlers.

Slug Generator

Convert titles into URL-friendly slugs.

Keyword Density Checker

Analyze word frequency and keyword density in text.

Hashtag Generator

Generate hashtags from keywords for social posts.

Username Generator

Generate creative username ideas from a base name.

YouTube Tags Generator

Local AI-style YouTube tags with niche logic and 500-char budget.

YouTube Copyright Checklist

Pre-upload copyright checklist and Content ID vs claim vs strike explainer — educational only.

Text to Image

Turn text into a PNG — including nano microtext so small humans struggle, but AI can still read it.

Compress Image

Shrink JPG, PNG, or WebP to a target size (200 KB forms) or quality — batch ZIP, private in browser.

Crop Image

Crop images with aspect ratios, rotate, and flip — free in your browser.

Resize Image

Resize for Aadhaar, PAN, passport, social presets, or custom px — batch ZIP, private in browser.

Image Converter

Convert JPG, PNG, and WebP images to another format — batch ZIP, private in your browser.

Watermark Image

Add a text watermark to JPG, PNG, or WebP images — position, opacity, rotation, tile. Private in your browser.

HEIC to JPG

Convert iPhone HEIC/HEIF photos to JPG, PNG, or WebP — batch ZIP, private in your browser.

Password Generator

Strong passwords with strength meter, presets, and one-click copy.

Password Strength Checker

Check password strength and get improvement tips.

Timestamp Converter

Convert Unix timestamps to ISO and local dates.

Age Calculator

Calculate exact age from date of birth.

BMI Calculator

Calculate Body Mass Index from height and weight.

EMI Calculator

Calculate monthly EMI for loans.

Unit Converter

Convert length, weight, and temperature units.

QR Code Generator

Modern styled QR codes — models, colors, logo, PNG/SVG.

Color Picker

Pick a color and see hex, RGB, and HSL values.

HEX to RGB

Convert HEX color codes to RGB values.

RGB to HEX

Convert RGB values to HEX color codes.

Gradient Generator

Generate CSS gradients from two colors.

Palette Generator

Generate a color palette with shades from a base hex.

Merge PDF

Combine multiple PDFs with reordering, page ranges, and blank pages.

Split PDF

Split PDFs by ranges, every N pages, or extract specific pages.

Compress PDF

Reduce PDF file size by re-encoding pages as compressed JPEG images.

PDF to Image

Convert PDF pages to PNG, JPG, or WebP images in a ZIP download.

Image to PDF

Combine images into a PDF with page size, orientation, and margins.

JPG to PDF

Convert JPG/JPEG photos into a PDF with page size and margins.

PDF to JPG

Convert PDF pages to JPG images and download them as a ZIP.

Rotate PDF

Rotate PDF pages by 90°, 180°, or 270° for all, odd, even, or custom pages.

Word to PDF

Convert DOCX to PDF in your browser (text extraction, best effort).

Text to PDF

Turn plain text or notes into a formatted PDF, right in your browser.

PDF to Word

Extract PDF text into a DOCX file (best effort, in-browser).

PDF to Markdown

Convert PDF text to a Markdown .md file (or one file per page) in your browser.

Remove Pages

Delete selected pages from a PDF in your browser.

Organize PDF

Reorder or drop PDF pages with a custom page order.

Add Page Numbers

Add page numbers to a PDF — header or footer positions.

Add Watermark

Stamp text watermarks across every PDF page.

Crop PDF

Crop PDF page margins by points or percent.

Unlock PDF

Remove PDF password protection when possible (best effort).

Protect PDF

Encrypt a PDF with a password in your browser.

Repair PDF

Best-effort repair by re-saving PDF structure.

PDF Metadata Editor

View and edit PDF title, author, and more.

PDF Page Counter

Count pages and sizes in a PDF.

Compare Two PDFs

Compare text extracted from two PDFs.

Extract Images from PDF

Extract or render page images from a PDF.

PDF Bookmark / TOC Generator

Add PDF outline bookmarks from a TOC list.

Favicon Generator

Generate favicon PNG sizes from an image.

Image to Base64

Encode an image as Base64 or a data URL.

SVG to PNG

Rasterize SVG markup or files to PNG.

CSV to JSON

Convert CSV tables to a JSON array of objects.

Markdown to HTML

Convert Markdown to HTML in your browser.

Code Minifier

Minify HTML, CSS, or JavaScript in one tool.

Code Diff Checker

Diff two code snippets line by line.

Cron Expression Generator

Build and explain 5-field cron expressions.

Word Frequency Counter

Count how often each word appears in text.

GST Calculator

Add or extract GST from amounts.

SIP Calculator

Estimate SIP returns for monthly investments.

Percentage Calculator

Calculate percentages, changes, and markups.

Date Difference Calculator

Calculate years, months, and days between two dates.

Time Zone Converter

Convert date and time across IANA time zones.

Random Number / Team Picker

Pick random numbers, winners, or split teams.

Extract PDF Text

Copy selectable text from a PDF by page range.

N-up / Booklet PDF

Put 2 or 4 PDF pages on one sheet, or impose a booklet.

PDF Page Size

Fit every PDF page to A4, Letter, or Legal.

Delete Blank PDF Pages

Find nearly empty PDF pages and remove them.

Sign PDF

Draw, type, or stamp a visual signature on a PDF.

Redact PDF

Black out regions on a PDF before you share it.

Passport Photo Maker

Crop India ID photos and print 4-up or 8-up on A4.

Collage Maker

Combine 2–9 photos into a grid collage.

Image EXIF Viewer

View photo EXIF and GPS, then download a stripped copy.

GST Invoice Generator

Create an India GST invoice PDF with CGST/SGST or IGST.

Meta Length Checker

Check meta title and description length in characters and pixels.

SERP Preview

Preview how your page looks in Google search results.

Schema Markup Generator

Generate JSON-LD structured data for rich results.

UTM Builder

Build campaign URLs with UTM tracking parameters.

Heading Outline

Extract an H1–H6 heading outline and check the structure.

Keyword Suggestions

Generate long-tail keyword ideas from a seed keyword.

SEO Title Case

Convert headlines to proper title case for AP or Chicago style.

Canonical Tag Helper

Normalize a URL and generate a rel=canonical link tag.

Hreflang Generator

Generate hreflang link tags for multilingual pages.

FAQ Schema Generator

Generate FAQPage JSON-LD structured data from questions and answers.

Breadcrumb Schema Generator

Generate BreadcrumbList JSON-LD structured data.

Twitter Card Preview

Preview Twitter/X cards and generate the meta tags.

UTM Parser

Parse UTM and query parameters out of any URL.

Multi Keyword Density

Check density of several keywords or phrases in your text.

Link Extractor

Extract and classify all links from HTML.

Sitemap Validator

Validate an XML sitemap and check its URLs.

Robots.txt Tester

Test whether a URL is allowed by your robots.txt rules.

Bulk Slug Generator

Convert many titles into URL slugs at once.

Redirect Mapper

Turn old→new URL pairs into redirect rules.

Content Brief Template

Generate an SEO content brief template from a keyword.

Simple Interest Calculator

Calculate simple interest and total amount.

Compound Interest Calculator

Calculate compound interest with any compounding frequency.

Discount Calculator

Calculate sale price and savings from a discount.

Loan Calculator

Calculate monthly payment, total interest, and total cost.

FD Calculator

Calculate fixed deposit maturity amount and interest.

RD Calculator

Calculate recurring deposit maturity and interest.

PPF Calculator

Estimate PPF maturity from yearly investment.

Profit Margin Calculator

Calculate profit, margin, and markup from cost and price.

ROI Calculator

Calculate return on investment and annualized ROI.

CAGR Calculator

Calculate compound annual growth rate (CAGR).

Area Converter

Convert area between metric and imperial units.

Average Calculator

Calculate average, sum, min, max, and count of numbers.

BMR Calculator

Calculate basal metabolic rate and daily calorie needs.

Calorie Calculator

Estimate daily calories to lose, maintain, or gain weight.

Circle Calculator

Calculate circle area, circumference, and diameter.

EPF Calculator

Estimate EPF retirement corpus from monthly contributions.

Fraction Calculator

Add, subtract, multiply, and divide fractions.

Gratuity Calculator

Calculate gratuity payable on the Indian formula.

HRA Calculator

Calculate HRA exemption and taxable HRA.

Length Converter

Convert length between metric and imperial units.

Loan Payoff Calculator

Find how long to pay off a loan and total interest.

Mortgage Calculator

Calculate mortgage payment, interest, and total cost.

Probability Calculator

Calculate single and combined event probabilities.

Pythagorean Theorem Calculator

Find a missing side of a right triangle.

Ratio Calculator

Simplify ratios and solve proportions.

Rectangle Calculator

Calculate rectangle area, perimeter, and diagonal.

Salary Calculator

Calculate monthly take-home salary from gross and deductions.

Speed Converter

Convert speed between metric and imperial units.

Standard Deviation Calculator

Calculate standard deviation, variance, and mean.

Temperature Converter

Convert between Celsius, Fahrenheit, and Kelvin.

Triangle Calculator

Calculate triangle area and perimeter from three sides.

Volume Converter

Convert volume between metric and imperial units.

Weight Converter

Convert weight between metric and imperial units.

Text Repeater

Repeat any text, word, emoji, or phrase thousands of times online.

Reverse Text & Words

Reverse text, words, letters, or lines online instantly.

Binary Translator

Convert text to binary and binary back to text (UTF-8).

Number to Words

Convert numbers to words in Indian or international format, incl. currency.

Roman Numeral Converter

Convert numbers to Roman numerals and Roman numerals back to numbers.

Tip Calculator

Work out the tip and split the bill between any number of people.

Color Contrast Checker

Check text/background color contrast against WCAG AA and AAA.

Hash Generator (MD5, SHA-256, SHA-512)

Generate MD5, SHA-1, SHA-256, and SHA-512 cryptographic hashes online.

Whitespace Remover

Remove extra spaces, tabs, blank lines, and leading/trailing whitespace.

Number Base Converter

Convert numbers between decimal, hex, octal, and binary.

Pomodoro Timer

Focus timer with work/break intervals — 25/5 Pomodoro technique.

Color Converter

Convert colors between HEX, RGB, and HSL formats instantly.

Text Sorter

Sort lines of text alphabetically, reverse, by length, or shuffle.

Electricity Bill Calculator

Estimate appliance energy use and electricity cost per day, month, year.

HTML Entities Converter

Encode and decode HTML entities (named, decimal, hex) online free.

URL Parser & Query Builder

Parse, inspect, edit, and rebuild URLs and query parameters online free.

HTML Formatter & Beautifier

Format, beautify, indent, or minify HTML markup online free.

SQL Formatter

Format, beautify, and indent SQL queries with uppercase keywords online free.

JSON to TypeScript Converter

Convert JSON objects and API responses into clean TypeScript interfaces and types.

Chmod Permissions Calculator

Calculate and convert Linux/Unix file permissions (octal, symbolic, chmod command).

Find and Replace Text

Find and replace words, phrases, or regular expressions in text online free.

Add Line Numbers

Add sequential line numbers to text or code with custom formatting online free.

Reading Time Calculator

Calculate reading time, speaking time, word count, and text metrics online free.

JSONPath Evaluator

Test and query JSON data using JSONPath expressions with instant results.

Base64 to Image Decoder

Convert Base64 encoded strings into downloadable images (PNG, JPG, WebP) online free.

Rotate & Flip Image

Rotate images by 90, 180, 270 degrees or flip horizontally/vertically online free.

Image Color Picker & Palette

Pick colors from any image and extract dominant color palettes online free.

Barcode Generator

Generate Code 128, Code 39, and product barcodes online free with PNG/SVG export.

CSV to XML Converter

Convert CSV and TSV spreadsheet tables into structured XML markup online free.

XML to JSON Converter

Parse and convert XML markup and RSS feeds into structured JSON online free.

Caesar Cipher & ROT13

Encrypt and decrypt text with Caesar shift cipher (1-25) and ROT13 with brute-force table.

Morse Code Translator

Translate text to Morse code and Morse code to text with live audio sound playback.

Syllable Counter & Readability

Count syllables in words and full text with Flesch Reading Ease score online free.

JSON Diff & Compare

Compare two JSON objects or API payloads side-by-side with visual difference highlights.

Remove Empty Lines

Remove empty and blank lines from text or code online instantly.

Trim Whitespace

Trim leading, trailing, and excessive spaces from text lines instantly.

Sort Text Lines

Sort text lines alphabetically, numerically, by length, or randomly.

Join / Split Lines & Text

Join lines into a single string with delimiters or split text into lines.

JSON to XML Converter

Convert JSON data or files to clean, formatted XML structure online.

TSV Converter (TSV to JSON, CSV & Markdown)

Convert TSV data to JSON, CSV, Markdown, and HTML tables online.

XML Sitemap Generator

Generate valid Google XML sitemaps from list of URLs instantly.

Strip HTML Tags & Clean Text

Strip HTML tags and extract clean plain text online instantly.

Reverse Lines of Text

Invert the order of lines of text from bottom to top online.

Aspect Ratio Calculator

Calculate aspect ratios, resize dimensions, and find GCD proportions online.

Voice Recorder

Record voice memos and microphone audio online with live waveform and download.

CSS Formatter

Format, beautify, and minify CSS code with custom indentation and spacing.

JSON to YAML Converter

Convert JSON data into clean, formatted YAML configurations online.

YAML to JSON Converter

Convert YAML configuration files into formatted JSON objects online.

Social Media Character Counter

Check character and post limits for Twitter/X, Threads, Instagram, LinkedIn, and TikTok.

Twitter Thread Splitter

Split long text and articles into numbered Twitter and Threads posts.

Hashtag Counter

Extract, count, deduplicate, and validate hashtag limits for Instagram and YouTube.

File Size Converter

Convert between Bytes, KB, MB, GB, TB, PB, KiB, and GiB with download time estimates.

Fuel Cost Calculator

Calculate trip fuel costs, mileage, consumption, and carpool passenger splits.

Date Calculator

Add or subtract days, weeks, months, and years from any date with business days mode.

All free Tools — 205 tools and growing.

Every PDF tool you need

Merge, split, compress, convert, and protect PDFs — free and easy, right in your browser.

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Guides & tips

Practical how-tos that link straight to free tools — merge, compress, and privacy-first PDF workflows.

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Free online tools that stay private

TheToolss is a multipurpose toolkit for everyday work: merge and compress PDFs, convert images, count words, format JSON, generate passwords, and more. Most utilities run in your browser so files and text do not need to leave your device. There is no signup wall for core tools — open a page, run the job, and download the result.

Browse by category for PDF, image, text, developer, color, and utility tools, or use search when you know the job. Each tool page includes how-to steps and FAQs so you can finish tasks quickly on desktop or mobile. Prefer privacy-first converters? Start with popular PDF tools above, or explore the full catalog from the home grid.

We keep shipping practical tools without forcing accounts. When a feature needs a server, we say so; otherwise processing stays local. Read our Privacy Policy and Terms of Use. Guides: merge PDF free, compress PDF, private browser PDF tools, or the blog.

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