Free File Tools That Run in Your Browser

Safe File Tools is a collection of free browser-based utilities for working with images, PDFs, and text. File-processing tools run on your device using JavaScript — your file content is not uploaded to a server. Whether you need to compress a photo for email, edit a PDF, convert an image format, or generate a secure password, the tools here are built for speed, privacy, and convenience.

Explore Free Tools Why Local Processing Matters
Your files are processed in your browser No account or email required Free tools, no hidden fees
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Free Tools
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Image Tools

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Compress, resize, convert, and enhance images without uploading them. Safe File Tools uses the HTML5 Canvas API to process images entirely in your browser. Reduce file sizes for websites and email, resize photos for social media, convert between JPG, PNG and WebP, change DPI for print, or remove backgrounds with AI. Your photos are processed on your device and never uploaded to a server.

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Image Compressor

Shrink image file sizes by up to 80% without visible quality loss.

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Compress to Exact Size

Compress images to a target like 50KB or 100KB. Batch + ZIP download.

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Image Resizer

Resize images to exact dimensions or social media presets.

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Image Cropper

Crop images with aspect ratio presets — 1:1, 4:3, 16:9 and more.

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Image to Base64

Convert an image to a Base64 data URI for HTML, CSS, or JSON.

Image Enhance

Adjust brightness, contrast, sharpness and saturation with one-click presets.

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Background Remover

Remove backgrounds from photos with AI — people, products, objects detected automatically.

Image Format Converter

Convert between JPG, PNG, and WebP formats instantly.

HEIC to JPG Converter

Convert iPhone HEIC photos to universally compatible JPG format.

DPI Converter

Change image DPI for print-ready output — 72, 150, 300 DPI and custom.

PDF Tools

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Edit and compress PDF files without uploading them to a third-party server. The PDF editor lets you add text, draw, highlight, and annotate pages using pdf.js and pdf-lib — both run in the browser. Merge several PDFs into one, split out the pages you need, convert images to PDF or PDF pages back to images, and compress files to reduce their size. Your documents stay on your device throughout.

PDF Editor

Add text, draw, highlight and annotate PDFs directly in your browser.

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PDF Merger

Combine multiple PDF files into one — reorder pages before merging.

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PDF Splitter

Extract a range of pages from a PDF into a new file.

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Image to PDF

Convert JPG, PNG and WebP images into a single PDF document.

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PDF to Image

Convert each PDF page to a JPG or PNG image.

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Rotate PDF

Rotate PDF pages 90, 180, or 270 degrees — fix sideways scans.

PDF Compressor

Reduce PDF file size by compressing internal streams and stripping metadata.

Text Tools

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Analyse and transform text in your browser. The word counter gives an instant breakdown of words, characters, sentences, paragraphs, and estimated reading time — useful for bloggers checking post length, students verifying essay word counts, and social media managers staying within character limits. The case converter handles nine formats including camelCase, snake_case, and kebab-case for developers, plus standard uppercase, lowercase, and title case.

Word Counter

Count words, characters, sentences, and estimate reading time.

Case Converter

Transform text to uppercase, lowercase, title case, camelCase and more.

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Lorem Ipsum Generator

Generate placeholder text by paragraphs, sentences, or words.

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Text Diff Checker

Compare two texts and highlight the differences line by line.

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Markdown Previewer

Write Markdown and see a live HTML preview side by side.

Utility Tools

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Everyday utilities that run locally in your browser. Generate QR codes for URLs, Wi-Fi networks, or contact cards. Create cryptographically secure passwords with adjustable length and character types. Convert colour values between HEX, RGB, and HSL, format JSON, encode Base64, and generate UUIDs. The IP address checker is the one utility that connects to an external API — the other utility tools process your data locally in the browser.

QR Code Generator

Create scannable QR codes for URLs, text, WiFi, and contacts.

Password Generator

Generate strong, random passwords with a visual strength meter.

Color Converter

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

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JSON Formatter

Format, minify, and validate JSON instantly in your browser.

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Base64 Encoder

Encode text to Base64 or decode Base64 back to text.

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UUID Generator

Generate random UUID v4 values, one or many at a time.

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Meta Tag Generator

Generate SEO, Open Graph, and Twitter Card meta tags.

IP Address Checker

Find your public IP address, location, ISP and timezone.

Calculators

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Quick, accurate calculators for everyday tasks. Calculate your exact age down to the day, check your BMI with a visual health indicator, work out percentages and percentage changes, or plan loan repayments with a full EMI breakdown. All calculations run instantly in your browser with no data stored or transmitted.

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Age Calculator

Calculate exact age in years, months, days with next birthday countdown.

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BMI Calculator

Calculate Body Mass Index with visual health category indicator.

Percentage Calculator

Calculate percentages, percentage change, increase and decrease.

Loan EMI Calculator

Calculate monthly payments, total interest and loan amortisation.

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Unit Converter

Convert length, weight, temperature, area, volume, and speed.

Popular Use Cases

Work With Files Without Sending Them Somewhere Else

Many online file tools send your document or image to a remote server before they can process it. Safe File Tools takes a more private approach: supported file operations run locally in your browser, so the file content stays on your device.

Files stay on your device

File processing happens in the browser using JavaScript and the Canvas API. Your images, PDFs, and text are not transmitted to any server.

No file uploads

Your file content is read into the browser and processed there. You can confirm it in your browser's developer tools — there's no upload of your file. A few tools need the internet for non-file data (the IP checker) or to download a one-time model (the AI background remover).

No account needed

You should not have to exchange personal details for a quick file task. Safe File Tools does not require an account, email address, or signup of any kind.

Fast browser processing

Local processing removes upload and download waiting time. Tasks begin as soon as the tool loads, with results available instantly.

Why Browser-Based File Tools Are a Better Choice for Privacy

Learn how local processing works and what to look for in a private file tool.

Support Safe File Tools

Every tool is free and always will be. If Safe File Tools saves you time, consider helping cover hosting costs and keep new tools coming.

Every contribution helps, no matter how small. Thank you!