FileToolsHub
One branded workspace for PDF, image, sheet & text jobs
FileToolsHub is built around single-purpose tools — merge a packet of PDFs, shrink a scan for email, resize a photo, turn Excel into JSON, or format a config in your browser. Free and unlimited, with no desktop install.
Upload-backed converters handle documents and images on temporary storage, then remove them after processing. Client-side utilities (encoders, formatters, JWT inspectors, calculators) run only on your device so secrets and drafts never leave the tab you opened on FileToolsHub.
- Fast processing
- Files deleted after use
- Unlimited & free
What makes FileToolsHub different?
FileToolsHub is a branded catalog of one-job utilities — not a generic template of filler landing pages. Each tool page is named for a concrete task (merge PDF, Excel to JSON, URL decode, GPA calculator) so you can search, open, finish, and leave without account friction.
Document and image converters upload only for the duration of the job; temporary storage is cleared afterward. Developer utilities — JSON and XML formatters, Base64 and URL encoders, JWT inspectors, regex testers, hash and UUID generators — execute in JavaScript inside your browser so drafts and tokens never cross our network.
The product focus is practical SEO-aligned work people already search for: combine invoices into one PDF, compress a scan before email, turn a spreadsheet into API-ready JSON, decode a percent-encoded callback URL, or calculate a tip without opening a spreadsheet app.
There is no metaverse portfolio pitch, no installable desktop suite, and no paywall on everyday conversions. FileToolsHub’s identity is the tool list itself: PDF, image, spreadsheet, text, and calculator hubs with stable /tool/ URLs you can bookmark and share.
Popular free tools
Start with the most-used PDF, image, spreadsheet, and text utilities. Every tool below is free and unlimited — open a category page to browse the complete collection.
PDF Tools
Merge, split, compress, and edit PDF files online.
Merge PDF
Combine multiple PDF files into a single document.
Split PDF
Split a PDF into separate files, one per page.
Compress PDF
Reduce PDF file size while maintaining readability.
PDF to Word
Convert PDF documents to editable Word (.docx) files.
Rotate PDF
Rotate all pages in a PDF by 90, 180, or 270 degrees.
PDF to PowerPoint
Convert PDF pages to an editable PowerPoint (.pptx) presentation.
Protect PDF
Add a password to protect your PDF from unauthorized access.
Unlock PDF
Remove password protection from a PDF you own.
Image Tools
Convert, resize, crop, flip, rotate, watermark, and filter images (grayscale, blur, duotone, vignette, circle crop, EXIF strip) — plus SVG→PNG, ICO, and QR tools.
JPG to PDF
Convert JPG images to a PDF document.
PDF to JPG
Convert PDF pages to JPG images.
Resize Image
Resize images to custom dimensions.
Compress Image
Reduce image file size without noticeable quality loss.
QR Code Generator
Create QR codes for URL, text, Wi‑Fi, vCard, email, or SMS and download as PNG — entirely in your browser.
Barcode Generator
Generate Code 128, Code 39, EAN, or UPC barcodes and download as PNG in your browser.
Image Crop
Crop and rotate images in your browser, then download a PNG — nothing is uploaded.
Rotate Image
Rotate an image by 90°, 180°, or 270° and download a PNG — entirely in your browser.
Flip Image
Flip an image horizontally or vertically and download a PNG in your browser.
Watermark Image
Add text watermarks (corner, center, or tiled) to an image and download a PNG.
Grayscale Image
Convert any image to grayscale and download a PNG — entirely in your browser.
Brightness Adjuster
Brighten or darken an image with a slider, then download a PNG.
Spreadsheet Tools
Convert between CSV, Excel, and JSON formats.
Text Tools
Format, encode, extract, hash, validate, and transform text — curl→fetch, GraphQL, semver, .env diff, headers/cookies, Tailwind sort, emails/URLs, UTM, SHA-256, and more — in your browser.
File Hash / Checksum
Compute SHA-256, SHA-384, SHA-512, or SHA-1 checksums for any file in your browser.
Cron Explainer
Paste a 5-field cron expression and get a plain-English breakdown of each field.
chmod / Permission Calculator
Toggle owner/group/other read-write-execute bits and get octal, symbolic, and chmod command output.
JSON to TypeScript
Paste JSON and generate a TypeScript interface from the sample shape — in your browser.
JSON Formatter
Format and beautify JSON with proper indentation.
JSON Validator
Validate JSON syntax and catch errors instantly.
Base64 Encoder
Encode any text or string to Base64 format.
JWT Decoder
Decode and inspect JSON Web Token header, payload, and signature.
Regex Tester
Test regular expressions against sample text and view matches.
Password Generator
Generate secure random passwords with customizable options.
Email Signature Generator
Build a clean HTML email signature with name, title, contact links, and accent color.
Wheel of Names
Spin a random name wheel for raffles, classrooms, and team picks — entirely in your browser.
Extract Emails
Free online Extract Emails to extract text instantly in your browser. Private — your input never leaves your device.
Word Frequency
Free online Word Frequency to analyze text instantly in your browser. Private — your input never leaves your device.
Calculators
Finance, health, and everyday math — ROI, margins, EMI, mortgage, BMI, fuel cost, inflation, savings goals, and more — free in your browser.
Percentage Calculator
Find X% of Y, what percent one number is of another, or percent change.
Tip Calculator
Calculate tip amount and split a bill between people.
Unit Converter
Convert length, weight, temperature, area, volume, speed, and data storage units.
Age Calculator
Calculate age in years, months, and days from a date of birth.
Loan Calculator
Estimate monthly payments, total interest, and payoff cost for a fixed-rate amortizing loan.
EMI Calculator
Calculate equated monthly installments (EMI) for a fixed-rate loan or purchase plan.
Mortgage Calculator
Estimate mortgage payments from property price, down payment, rate, and term.
VAT Calculator
Add or extract VAT/GST from an amount using a percentage rate.
Currency Converter
Convert between currencies using editable exchange rates (illustrative defaults vs USD).
Week Number
Find the ISO week number (1–53) for any date.
Countdown Timer
Live countdown to a target date and time — days, hours, minutes, and seconds.
Compound Interest Calculator
Project savings growth with compound interest and optional regular contributions.
ROI Calculator
Calculate return on investment from amount invested and amount returned.
Profit Margin Calculator
Find profit and margin percent from revenue and cost.
Browser Tools
Test webcam, microphone, keyboard, mouse, screen resolution, browser info, and clipboard — private diagnostics in your tab.
Webcam Test
Check that your webcam works with a live preview in this tab — nothing is recorded or uploaded.
Microphone Test
Verify your mic with a live input-level meter. Audio stays on your device — nothing is recorded or uploaded.
Keyboard Test
Press keys to see key, code, and down/up events — useful for sticky keys and layout checks.
Mouse Test
Test mouse movement, left/middle/right clicks, and scroll wheel inside a private on-page pad.
Screen Resolution Checker
See screen size, available area, window size, pixel ratio, and orientation — updates live on resize.
Browser Info
Inspect user agent, platform, language, concurrency, timezone, and connection hints from your browser.
Clipboard Test
Verify clipboard write and read permissions with sample text — contents never leave your device.
Real workflows people run on FileToolsHub
Students merge lecture decks, compress submissions, and convert phone scans to PDF. Freelancers assemble portfolios and client packets, rotate crooked scans, and export CSV from Excel when a marketplace import demands it. Engineers prettify JSON, decode JWTs while debugging auth, percent-decode query strings, and convert YAML configs without pasting into disposable playgrounds of unknown ownership.
Ops and support teams password-protect outgoing PDFs, unlock files they own, reorder pages before a final send, and generate strong passwords for shared vaults. Marketing and content teams crop screenshots, resize assets, build QR codes, pick brand colors, assemble CSS gradients, and keep an email signature snippet ready without opening a design tool.
Teachers and facilitators spin a wheel of names for fair call-outs; anyone estimating a fixed-rate loan can check monthly payments without a spreadsheet. Everything listed above runs from a browser on phone or desktop. FileToolsHub does not watermark standard downloads for these everyday jobs, and category pages plus the HTML sitemap make the full catalog discoverable for humans and crawlers alike.
How the catalog is organized
PDF tools cover merge, split, compress, rotate, Word/PowerPoint export, protect, unlock, and page editing. Image tools convert between common formats, crop and rotate photos, resize, compress, encode to Base64, and generate QR or barcodes. Spreadsheet tools move rows between CSV, Excel, and JSON for imports and APIs.
Text and developer tools include formatters, encoders, a visual color picker, gradient builder, wheel of names, diff viewers, SQL helpers, timestamps, regex, JWT, and generators. Calculators handle percentage, tip, discount, units, age, salary, pace, GPA, and loan payments — all client-side.
Start from category hubs (/pdf, /image, /spreadsheet, /text, /calculator), the popular list on this homepage, or the HTML sitemap when you need a link map of every FileToolsHub utility.
Privacy, speed, and processing model
Upload tools keep documents only long enough to finish the conversion. Temporary objects are removed after processing so a one-off compress or merge does not leave a lasting copy on disk.
Browser-only tools never upload. That boundary matters when the clipboard holds secrets, customer fields, or unfinished configs — your tab on filetoolshub.com is the processing boundary.
Most everyday files finish in seconds; very large PDFs or high-resolution images take longer. Keep an uncompressed master when print quality matters, then run Compress PDF or Compress Image when email size is the constraint.
How to get started in three steps
Pick the category that matches your input. Open the specific tool page. Upload or paste, run the action, then download or copy the result.
Chain tools when needed: merge → compress → protect for a client packet; JPG to PDF → rotate for crooked scans; Excel to JSON → JSON Formatter before shipping an API fixture.
Every utility keeps a stable path under /tool/slug so teammates get the same FileToolsHub page without digging through menus.
Explore all categories
Jump straight to the tools you need — every category is free with no limits. Category landing pages list every utility with descriptions so you can find merge, convert, compress, format, encode, and generate workflows without guessing.