About the TIFF to PNG Converter
TIFF to PNG Converter is a free online tool that works directly in your browser — no downloads, no registration, and no watermarks. Because every step happens locally on your device, it is also one of the most private ways to handle this task.
Convert TIFF scans and photos to lightweight PNG images in your browser. Whether you are on a work laptop where you cannot install software, a Chromebook, or your phone, the tool behaves the same: open the page, add your file, download the result.
Key Features
100% private processing
Files are processed with JavaScript inside your browser. Nothing is uploaded, so nothing can be intercepted, stored or leaked.
Accurate conversion
The converter preserves your content faithfully and tells you clearly when a format limitation applies, instead of silently degrading files.
Completely free, no limits
No trial periods, no watermarks, no daily quotas and no account requirement — every feature is free for personal and commercial use.
Works on any device
Runs in Chrome, Firefox, Edge and Safari on Windows, macOS, Linux, Android and iOS. If it has a modern browser, it works.
Instant results
Because there is no upload or download queue, processing starts the moment you add a file and usually finishes in seconds.
No software suite required
Get results normally locked behind Microsoft Office, Adobe or specialty software — for free, in a tab.
How to Use the TIFF to PNG Converter — Step by Step
Add your file
Click the upload area or drag and drop your file directly onto it. On phones you can pick from your gallery or camera.
Choose your settings
Adjust the options that appear — quality, size, format or layout depending on the tool. Sensible defaults are pre-selected, so you can also skip straight ahead.
Run the tool
Press the action button and watch the progress bar. Everything happens locally, so speed depends only on your device — not on a server queue.
Download the result
Preview the output where available, then click download. Multiple output files are automatically bundled into a convenient ZIP archive.
Why Use an Online TIFF to PNG Tool?
It helps to know what each format is actually good at. PNG is a lossless format with full alpha-channel transparency, making it the standard choice for logos, screenshots, and graphics with sharp edges or text. TIFF is the archival standard used by scanners, fax software and print workflows. It preserves maximum quality but produces very large files that browsers cannot display natively.
Browsers can natively decode more formats than most people expect, and open-source JavaScript libraries fill the remaining gaps. This converter combines both so files are transformed locally — faster than any upload-based service and inherently private.
The biggest advantage of an in-browser tiff to png converter is the combination of speed and privacy. Upload-based services spend most of their time transferring your file both ways; here that time is zero, and so is the privacy risk. Add zero cost, zero installation and cross-device support, and there is rarely a reason to reach for desktop software for this task.
Onnax Tools vs. Traditional Software
| Aspect | Onnax Tools (this tool) | Desktop software / upload services |
|---|---|---|
| Price | Free, unlimited | Often $10–25/month subscription |
| Installation | None — works in any browser | Download and install required |
| File privacy | Files never leave your device | Files uploaded to company servers* |
| Registration | Not required | Account usually required |
| Watermarks | Never | Common on free tiers |
| Works on phones | Yes, fully responsive | Often desktop-only |
*Applies to upload-based online services; desktop software keeps files local but must be purchased and installed.
Common Use Cases
- Windows users opening files created in Apple's ecosystem
- Designers handing off assets to teams that lack specialty software
- Print shops accepting whatever customers send and normalizing it
- Anyone rescuing files from an app or device that is no longer available
- Photographers delivering images in whatever format a client requests
- Web developers converting graphics into modern, efficient web formats
📖 Want the full walkthrough? Read our detailed guide: How to Convert TIFF to PNG in Your Browser — Free, Private & Fast