FlexConvert
Free, private image conversion for HEIC, AVIF, WebP, PNG, JPG
What is FlexConvert? Complete Overview
FlexConvert is a free online image converter that allows users to convert between various image formats including HEIC, AVIF, WebP, PNG, and JPG. Unlike other converters, FlexConvert operates entirely in the browser, ensuring that your images are never uploaded to any server, providing complete privacy and security. The tool is designed for anyone who needs quick, private image conversion, from general users to professionals handling sensitive images. With instant conversion speeds, unlimited file processing, and support for batch conversions, FlexConvert solves the pain points of slow uploads, privacy concerns, and file limits found in other conversion tools.
FlexConvert Interface & Screenshots

FlexConvert Official screenshot of the tool interface
What Can FlexConvert Do? Key Features
100% Private Conversion
FlexConvert ensures complete privacy by processing all images locally in your browser. Your files are never uploaded to any server, making it ideal for sensitive or personal photos.
Instant Conversion
With no need for uploads or downloads, FlexConvert provides lightning-fast conversions. Simply select your files and format, and the conversion happens instantly using your device's processing power.
Batch Processing
Convert multiple files at once with ease. FlexConvert supports batch processing, allowing you to convert entire photo libraries and download them as a single ZIP file.
Wide Format Support
FlexConvert supports a variety of formats including HEIC, AVIF, WebP, PNG, and JPG. Convert between any of these formats seamlessly, such as HEIC to JPG or AVIF to PNG.
No Installation Required
FlexConvert works directly in your web browser with no need for downloads or installations. Just visit the site and start converting images immediately.
Best FlexConvert Use Cases & Applications
Converting iPhone Photos
Easily convert HEIC photos from your iPhone to JPG or PNG for compatibility with other devices and platforms, all without compromising privacy.
Web Optimization
Convert images to WebP or AVIF formats to reduce file sizes and improve website loading times, enhancing user experience and SEO performance.
Batch Processing for Professionals
Photographers and designers can convert entire libraries of images at once, saving time and effort while maintaining high-quality outputs.
How to Use FlexConvert: Step-by-Step Guide
Drag and drop your image files into the designated area or click 'Choose Files' to select them from your device.
Select the desired output format from the dropdown menu (JPG, PNG, WebP, AVIF).
Adjust the quality slider if needed (default is 80%).
Click the 'Convert Files' button to start the conversion process.
Download your converted files individually or as a ZIP file for batch conversions.
FlexConvert Pros and Cons: Honest Review
Pros
Considerations
Is FlexConvert Worth It? FAQ & Reviews
Simply upload your HEIC files, select JPG as the output format, and click Convert. FlexConvert will instantly convert your iPhone photos to JPG format without uploading them anywhere.
Yes! FlexConvert is 100% free with no hidden limits. Convert unlimited HEIC, AVIF, WebP, PNG, and JPG files without paying anything.
Absolutely. FlexConvert runs entirely in your browser. Your photos are never uploaded to any server, ensuring complete privacy for your personal images.
FlexConvert supports HEIC, AVIF, WebP, PNG, and JPG. Convert between any of these formats: HEIC to JPG, AVIF to PNG, WebP to JPG, PNG to WebP, and more.
Yes! Upload as many files as you want. FlexConvert handles batch conversion and lets you download everything as a single ZIP file.
No installation required! FlexConvert works directly in your web browser. Just visit the site and start converting images immediately.








