Your files never leave your device

Free, Private, and Instant Online Utilities. 100% Client-Side.

Process your files and content directly in your browser with PrivateToolbox. Your data never leaves your device.

Instant Private Free
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Browser utility suite

Small tools. Serious privacy.

Twelve powerful tools, all running in your browser. No uploads, no accounts, no limits.

Ready now

PrivacyClean

Privacy

Strip EXIF and hidden metadata from images and PDFs instantly.

Open tool
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Password Generator

Privacy

Create long, random passwords with your chosen character sets.

Open tool
Ready now

Word Counter

Creator

Measure words, characters, sentences, paragraphs, and timing live.

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Base64 Encoder

Dev

Encode or decode text and convert local files to Base64.

Open tool
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JSON Formatter

Dev

Beautify, minify, and validate JSON with highlighted output.

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QR Code Generator

Creator

Turn text or URLs into downloadable QR codes instantly.

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Ready now

Regex Tester

Dev

Test patterns with live match highlighting and handy presets.

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Caption Formatter

Creator

Fix line breaks, manage emojis, and check platform limits.

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Citation Generator

Student

Build APA 7, MLA 9, and Chicago citations plus BibTeX.

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Case Converter & Text Cleaner

Creator

Change letter case and remove messy copy-paste spacing locally.

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Percentage & Ratio Solver

Student

Calculate percentages, proportions, and design aspect ratios instantly.

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Ready now

Color Palette & Contrast

Dev

Build color harmonies and check WCAG contrast ratios locally.

Open tool

How It Works

100% browser-based technology

Every tool on this site runs as JavaScript inside the page you are reading. There is no upload step, no processing queue, and no account.

  1. 1. Open a tool

    Pick a tool from the grid. The page loads once and then works without further server calls.

  2. 2. Add your content

    Drop a file or paste text. Your browser holds it in temporary memory on your own device.

  3. 3. Process locally

    The tool's JavaScript does the work in your browser, so nothing is transmitted to us.

  4. 4. Copy or download

    Take the result straight from the page. Closing the tab clears everything that was in memory.

Built differently

Why Choose Our Browser-Based Tools?

Your everyday files and text can reveal more than their visible contents. PrivateToolbox helps you complete useful work while keeping control close at hand.

No upload queue. No account. No watermark.

The shortest path from your content to a useful result.

Traditional online converters often begin by transferring your file to a remote server. That upload creates a copy outside your immediate control, even when a provider promises to delete it later. For an ordinary image, a client document, a draft presentation, or a reporting asset, the transfer itself can be unnecessary exposure. It can also add waiting time, fail on slow connections, or consume mobile data. A browser-first utility avoids that extra step whenever the task can be completed safely on the device you already trust.

Modern browsers include capable file, image, and download APIs, while carefully selected JavaScript and WebAssembly libraries can handle sophisticated document work locally. PrivateToolbox uses those capabilities so PrivacyClean can read a supported image or PDF, create a sanitized copy in temporary browser memory, and give it straight back to you. There is no processing upload and no server round trip. The result is not only more private; it is often faster and more dependable because the work does not depend on network speed once the page is loaded.

This approach matters because metadata is easy to overlook. A photograph can contain its capture time, camera model, editing application, and GPS position. A PDF may include an author name, document title, creation date, software history, or other descriptive fields. Those details can be useful in a private workflow but inappropriate in a public download, press attachment, marketplace listing, shared portfolio, or client handoff. Removing them helps reduce accidental disclosure while leaving the visible content available for its intended audience.

PrivateToolbox is designed for real workflows, not account collection. Marketers can prepare campaign images before publishing. Developers can clean screenshots and shared test documents. Journalists and researchers can reduce identifying traces before distributing material. Creators can prepare portfolio assets without adding a watermark or waiting for a cloud job. Because the current tools do not require a login, you can move from task to result without creating another password, confirming an email address, or entering a trial that later becomes a subscription.

Client-side does not mean careless. You should still keep an original, inspect the downloaded result, and follow any legal or organizational requirements that apply to sensitive material. Some damaged or encrypted files may not be suitable for browser processing. PrivateToolbox clearly states supported formats and practical limits so you can make an informed choice. The goal is a focused set of utilities that feel immediate, explain what they do, and minimize the data you have to surrender just to finish a simple job.

Common questions

Privacy, formats, and access

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