Convert JPG to PNG on macOS / Mac
Instantly convert JPG files to PNG format locally in your browser. 100% private, no uploads.
How to Use this Tool
Upload your JPG photo or document layout.
Run the converter to output the JPEG buffer as a lossless PNG.
Save the high-quality PNG to your device.
100% Private, Client-Side Processing
Unlike other conversion portals, Drafto performs all calculations locally on your computer's browser engine using high-performance WebAssembly and JavaScript APIs. This means your files never leave your device. There is no background upload stream, making this converter completely compliant with strict workspace privacy rules, HIPAA standards, and corporate data security policies.
Optimized on macOS / Mac
On Apple macOS devices, you can convert files without opening Preview or installing third-party utilities from the App Store. Drafto operates seamlessly in Safari, Chrome, or Firefox. Because the processing utilizes standard web components, it matches native operating system capabilities without hogging CPU resources.
About the JPG to PNG Converter utility
This tool is part of Drafto's local productivity collection. It is built to resolve day-to-day conversion bottlenecks, file format mismatches, and size limitations quickly, securely, and completely free of charge.
Frequently Asked Questions
No. Drafto is an online, browser-based web application. It runs locally inside your browser, meaning it is compatible with all devices running on macOS / Mac without any installations.
No. Converting a lossy JPG to lossless PNG will not restore details lost during JPEG compression, but it prevents any further quality degradation when editing.
No. Drafto is completely free. There are no hourly or daily conversion limits, no file size caps, and no registration forms to complete.