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Find answers, learn how things work, and get the most out of everyday tools. Simple, private and free — right in your browser.

Simple tools. Clear answers.

Everything you need to use everyday tools with confidence.

Quick access

Jump to a tool or explore a topic below.

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Getting started

Get up and running in seconds.

Learn how to use the tools, what to expect, and how to get the best results.

How it works

Add your input. Adjust the settings. Preview and download or copy the result.

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Image Resizer

Choose an image, then change its width or height. Keep proportions updates the other dimension. Fit within an area uses maximum dimensions; Crop to fill trims the edges. Check New size before resizing, then download.

Image Resizer
Wi-Fi QR Code Generator

Enter your network name and password, then create the QR code. Scan it with a phone before sharing. Download the image or print a Wi-Fi card; the printed password is optional and off by default.

Wi-Fi QR Code Generator

Supported files & limits

File types, size limits and more.

Each tool has file and size limits to keep things fast and reliable.

Image

JPG, PNG, WebP, AVIF, HEIC/HEIF · 20 MiB · 24 MP

On limited devices: 6 MP and one image at a time. Browsers without worker canvas support: 2 MP. The tool shows your device’s current limits.

Image Resizer
PDF

Choose standard PDF files to merge, split or reorder their pages. Check the page order and selection before downloading. Password-protected PDFs are not supported.

40 MiB · 200 Pages

Merge PDFs
Text

Paste your text; counts update as you type. Choose the text language for word boundaries and adjust reading or speaking speed for time estimates.

Technical details
QR codes

Fill in the labeled details and create your QR code. Scan it with a phone to check the content, then download PNG for images or SVG for scalable printing.

Wi-Fi QR Code Generator

Why a file may not work

Common issues and how to fix them.

Having trouble? Find the cause and a useful next step here.

My file won’t open

Check the formats and size limits in the tool. Export unsupported images as JPG or PNG. For an encrypted PDF, use an unencrypted copy; for a damaged file, export it again from the original app.

Image Resizer
Processing or downloading failed

Cancel and try fewer or smaller files. Your inputs stay available after an error. Check your browser’s Downloads list if you cannot find the result. Copy diagnostics from the error message when asking for help; they contain no file contents.

Merge PDF
My output is larger than expected

Dimensions and file size are different. PNG preserves detail but can be larger than JPG. Try JPEG or WebP with a lower quality setting for photos. Compare the actual size shown before downloading.

Image Compressor
My Wi-Fi QR won’t connect

Check the network name, password and security type, then create a new code. Keep the white border when printing and try your phone’s camera. Phone and network compatibility varies; test on the devices that will use it. Enterprise Wi-Fi is not supported.

Wi-Fi QR Code Generator

Privacy & local processing

Your files stay with you.

Files are processed in your browser. No file uploads or accounts.

Are my files uploaded?

Your files and pasted content are processed in temporary browser memory and are not uploaded for processing. App preferences store only tool IDs, language and theme. There are no accounts, ads or automatic error reports. Closing the page discards your workspace; download results you want to keep. Production pages use Google Analytics for visit statistics; see the Privacy page for details.

Privacy
What is saved on this device?

Only your favorite and recent tool IDs, language and theme. Your files, text and passwords are never auto-saved.

About everyday tools

Simple tools for images, PDFs, text and QR codes. Choose a tool or drop a file to begin.

Your files stay with you. Processed on your device.

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Technical details

More information for advanced users.

Learn about processing methods, format support and browser compatibility.

Third-party licenses · Codec licenses & sources

Image

Static JPEG, PNG, WebP and browser-decodable AVIF; HEIC/HEIF uses a locally loaded WASM decoder. Up to 20 MiB per image, 24 megapixels, 20 files sequentially. Lower limits apply on limited devices. Re-encoding removes source metadata; color profiles, HDR, and high bit depths are not preserved exactly. Animated images and SVG are not supported. PNG conversion can increase file size.

Image
PDF

Up to 40 MiB total and 200 pages (10 MiB / 50 pages in low-resource mode). Encrypted or damaged PDFs are rejected. Static pages only: signatures, forms, bookmarks, and accessibility tags are not guaranteed. Previews use JavaScript without WASM; some fonts or image codecs may not render. This is not a PDF sanitizer.

PDF
Text

Up to 1 million UTF-16 code units; comparisons: 200,000 per side. Visible characters use Unicode grapheme segmentation. Reading and speaking times are estimates. Your original input remains available.

Developer

JSON: up to 5 MiB, strict syntax, original numeric tokens preserved. URL decoding rejects invalid escapes and UTF-8. Generated UUIDs are version 4. Inputs are never executed or visited.

Generators

Uses Web Crypto with unbiased sampling. Every selected character group is included. Passwords have no history and are copied only when you press Copy. Save them in your password manager.

Text
QR codes

Static codes only, with a four-module quiet zone and high contrast. Long content may exceed QR capacity. Scan the downloaded code before printing. Wi-Fi passwords and contact data stay in page memory.

QR codes

Still need help?

Can’t find what you’re looking for?

Send us a question or suggestion. If something failed, use “Copy error details” in the tool and include those details in your email.

You can always return here from Help in the top navigation.

All tools