HEIF to FLIF Converter

Convert HEIF to FLIF online for free. Fast, secure, and high-quality HEIF to FLIF conversion.

File Converter Pro – Advanced Processing

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Choose files to convert

Professional conversion with advanced processing • Supports 2000+ file formats • Drag & drop any file here

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Add additional files to your conversion queue

🔗 Add File from URL

File URL:

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🚀 Bulk Conversion

💡 Smart bulk conversion applies to all files except those with custom individual settings

Format:

Quality:

⚙️ Bulk Advanced Image Processing

💡 Professional image processing algorithms – Apply advanced settings to all image files at once

⚙️ Bulk Advanced Image Processing Options

Resize Output Image

Compression Level

Image Quality

Make Color Transparent

Transparent Color

Auto Orient

Strip Metadata

🎉 All files converted successfully!

⚙️ Advanced Options (Optional)

File name: sample.jpg (671.00 B)

Image Options

Resize Output Image

Choose a method if you want to resize the output image.

Compression Level

Choose a compression level to reduce output file size. Lossy method reduces file size at the expense of image quality

Image Quality

100

Lower values give better compression (at the cost of image quality)

Choose a color to make transparent?

Yes

Use this option to make a transparent background in your PNG output.

Choose a color to make transparent

Choose a color using the color picker or enter a hex color value. (eg. #FFFFFF)

Auto Orient – Correctly orient the image using the gravity sensor data stored in EXIF

Strip Metadata – Strip the image of any profiles, EXIF, and comments to reduce size

Understanding HEIF and FLIF File Formats

What is HEIF File Format

HEIF (High Efficiency Image Format) is a modern container format utilizing HEVC compression for efficient storage of high-quality images. It supports features like 16-bit color depth, transparency, and multiple images per file, commonly used in smartphones and Apple devices.

What is FLIF File Format

FLIF (Free Lossless Image Format) is an advanced open-source image format that offers superior lossless compression compared to older formats like PNG and TIFF. FLIF preserves exact image quality while delivering smaller file sizes and supports progressive decoding for faster image rendering on networks.

Why Convert HEIF to FLIF?

Superior Lossless Compression: Achieves smaller file sizes without any image quality loss.
Perfect Image Fidelity: FLIF maintains exact pixel-perfect quality without artifacts.
Progressive Loading: Supports incremental image rendering, benefiting slow or unstable connections.
Supports Transparency: FLIF files can include alpha channels for high-quality transparent images.
Open and Patent-Free: FLIF is royalty-free with no licensing restrictions.
Ideal for Archiving: Suitable for preserving images with full detail and minimal storage.

When Should You Convert HEIF Files to FLIF?

When you need lossless image formats for archival and professional use.
For images requiring transparency and pixel-perfect quality.
When progressive image loading is advantageous for web use.
To convert HEIF images to an open, patent-free lossless format.
When optimizing storage without sacrificing any image quality.

HEIF to FLIF File Comparison

Feature	HEIF (High Efficiency Image File Format)	FLIF (Free Lossless Image Format)	Winner
File Size	Extremely compact; advanced lossy/lossless with HDR, alpha, animation	Leading lossless compression; files up to 74% smaller than PNG, best for lossless workflows	Tie
Compression	HEVC-based, flexible lossy/lossless, 8–16 bit, HDR, alpha, multi-image/animation	Strictly lossless, supports progressive/interlaced decoding, up to 16-bit, alpha, lossless animation	FLIF
Web & App Support	Apple, Android, modern photo editors, not natively supported in browsers	Little web/tool integration; format is defunct, mainly niche/archival uses	HEIF
Quality & Bit Depth	Up to 16-bit/channel, HDR, alpha, animation, multi-frame	Always lossless, up to 16-bit/channel, alpha, lossless animation	FLIF
Transparency	Full alpha channel, masks, overlays in animation or single image	Full alpha channel, lossless, excellent edge fidelity	Tie
Animation	Native multi-image and animation (Apple Live Photos, bursts, sequences)	Native lossless animation; little support in mainstream tools	HEIF
Progressive/Interlacing	Not progressive; full decode needed for image preview	Progressive/interlaced by design, any partial file is a lossy preview	FLIF
Editing & Workflow	Non-destructive edits, metadata, depth, live edits, modern photo workflow	Niche, archival; some open tools, not for typical photo editing	HEIF

How to Convert HEIF to FLIF Online free in 3 Easy Steps

Click the “Choose Files” button to upload your files
Select your preferred File format from the “Convert To” drop-down list
Now press the Orange Button “Convert” to start the conversion

First: Upload Your Files

Simply drag and drop images or click “Upload” button. Also, convert up to 20 files at once to save time, making large jobs effortless.

Second: Select Quality Settings

Choose from multiple File Format to start the conversions. For most needs, “Standard (85)” delivers amazing results with tiny file sizes. For photo editing, consider “High Quality.” Although high-quality settings retain more visual detail, standard settings offer smaller files for web use.mazing results with tiny file sizes.

Third: Download Instantly

After conversion, simply download your optimized files. Furthermore, we delete your uploads automatically after 1 hour, so your data stays private.

Benefits of HEIF to FLIF Converter Online

Fast and User-Friendly: Convert images quickly and easily without installing software.
Batch Processing: Allows multiple files conversion simultaneously for efficiency.
Secure and Confidential: Ensures encrypted uploads and auto-deletion of files after conversion.
No Account or Watermark: Free to use with no sign-up or branding on output files.
Cross-Platform: Compatible with Windows, macOS, Linux, Android, and iOS.

Features of Our HEIF to FLIF Converter

Accepts file uploads from local devices, URLs, and cloud storage services.
Provides options for compression and output quality adjustment.
Preserves transparency, color profiles, and metadata.
Quick processing and instant download availability.
Simple interface suitable for all user experience levels.

Before & After Example

Before Conversion (HEIF):
HEIF uses lossy compression with high efficiency for photographic images, supporting multi-image storage and transparency.

After Conversion (FLIF):
After conversion to FLIF, images gain lossless compression benefits, preserving every detail with smaller file sizes than traditional lossless formats. FLIF’s progressive decoding further optimizes images for web delivery, making it a robust choice for archiving and professional applications.

HEIF to Other File Converter

Whenever you want smooth, secure file handling, FreeFastConverter.com stands out. Since time is valuable, why wait? Try our HEIF to Other file converter now and notice the difference in speed, space, and peace of mind.

HEIF to AVIF HEIF to BMP HEIF to BPG HEIF to DDS HEIF to DPX HEIF to EPS HEIF to GIF HEIF to ICO HEIF to JPEG HEIF to JPG HEIF to JXL HEIF to PDF HEIF to PNG HEIF to PS HEIF to SVG HEIF to TGA HEIF to TIFF HEIF to WEBP

Other File Format to HEIF Converter

Whenever you want smooth, secure file handling, FreeFastConverter.com stands out. Since time is valuable, why wait? Try our Other file TO HEIF converter now and notice the difference in speed, space, and peace of mind.

Fast, Secure, and Trusted Conversion

At Free Fast Converter, your security and satisfaction are our highest priorities. We don’t just provide lightning-fast file conversions; we relentlessly protect your privacy throughout every step of the process. Using industry-leading encryption, all your uploads and downloads remain fully secure—shielded from unauthorized access from start to finish. Moreover, our servers automatically delete your files immediately after conversion, ensuring no data is stored longer than necessary. When you choose Free Fast Converter, you’re choosing a partner committed to delivering fast, reliable service without compromising your digital security.

Learn more about our commitment to security

SSL/TLS Encryption

Secured Data Centers

Access Control and Authentication

Valuable Image Tools

Here is a list of image tools to further edit your images.

Resize Image – Quick and easy way to resize an image to any size
Crop Image – Use this tool to crop unwanted areas from your image
Image Compressor – Reduce image files size by up to 80 to 90% using this tool
Color Picker – Quickly pick a color from the color wheel or from your image online
Enlarger Your Image – A fast way to make your images bigger
Collage Maker – Create a beautiful photo collage from your photos

Frequently Asked Questions

HEIF is a modern image format designed for high compression efficiency and excellent visual quality, supporting features like HDR and transparency for web and mobile use.

FLIF is one of the most widely supported image formats, compatible across almost all devices and applications. It offers simple, fast compression and is ideal for general photo sharing even though its compression is lossy.

Yes, FLIF uses lossy compression which can reduce image detail and quality depending on compression levels. However, it remains adequate for most casual and web uses, balancing size and quality.

Yes, batch conversion of HEIF files to FLIF is supported by many online and desktop tools, streamlining large image processing tasks.

Trusted converters use secure encryption during file upload and delete files automatically after conversion to ensure user privacy and data security.