Convert FI to FLIF

Stop converting FI files one by one. reaConverter processes entire folders to FLIF automatically — just drag, drop, and click Convert.

Got a folder full of FI files? reaConverter batch converts them to FLIF in minutes, not hours. Local processing means instant results, even with thousands of files.

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How to Convert Multiple FI Files to FLIF?

1. Download and Install reaConverter

reaConverter is a standalone Windows app — download, install, and start converting FI files in under two minutes.

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Install reaConverter

2. Load your FI files

Start reaConverter and add your .fi files. The software processes everything locally, so your files never leave your computer.

Use drag-and-drop, folder browser, or right-click conversion from Explorer.

Load your FI files into reaConverter

3. Select FLIF as output format

Select FLIF from 700+ supported output formats. Choose your destination folder and adjust settings to match your needs.

Select FLIF as output format

4. Start FI to FLIF conversion

Click Convert to start the batch. reaConverter processes files quickly and shows you the status of each one.

Start Conversion

Once done, reaConverter shows a summary. Click 'Show converted files' to jump straight to your FLIF output.

FI to FLIF Converter

reaConverter offers the fastest, simplest solution for converting your FI files into FLIF in seconds - all files processed on your PC for maximum privacy and speed.

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Do more with your files

Converting FI files for use in a workflow? reaConverter offers many ways to process files, so you can customize them according to your requirements.

Our range of editing options includes auto-processing options such as auto-rotate, auto-crop, watermarking and more. Change Color Space, copy Metadata, set DPI, manage ICC Profile, control Bit Depth.

Conversion features
Image editing

User Reviews

Average User Rating:
Last updated on January 23, 2026
"Finally an app that actually opens my weird files! Saves me from format frustration daily."
Kyle Brooks
Kyle Brooks
Happy User
"This converter delivers exceptionally quick format conversions with reliable results every time."
Brian White
Brian White
Happy User
"Security was our top concern when evaluating file conversion tools. reaConverter’s offline mode and role-based access controls let us lock it down for sensitive environments. No unexpected network calls or bloat — just clean, fast conversions. Even passed our pen-testing scans without a hitch."
Marcus White
Marcus White
Healthcare IT
"This software just works! My old laptop can’t handle Photoshop, but reaConverter flies through conversions without breaking a sweat. Wi-Fi gone? Still strong!"
Robert Williams
Robert Williams
Happy User
"Rare software that actually does it all! Converts anything, beautiful interface, and never lets me down. A must-have!"
Henry R.
Henry R.
Happy User
"For cross-platform compatibility, JPEG remains the gold standard. reaConverter’s precision conversions ensure perfect results every time, whether for presentations, websites, or client deliverables."
Paul Baker
Paul Baker
Happy User

FI to FLIF Conversion: FAQ

What are FI files?

FI is a rare and obsolete file format associated with Flash Image, an image handling program which is not very well known at the moment. For easier storing and transferring, FI images can be converted to more popular and widely accessible image formats, such as JPG, PNG or TIF.

What are FLIF files?

FLIF (Free Lossless Image Format) is a royalty-free format launched at the end of 2015 as "work in progress" with the aim of offering a better alternative for storing lossless images than the existing PNG, WebP, BPG, JPEG2000 and JPEG XR. FLIF provides similar image quality as the other extensions, but in a file size than can be up to 74% smaller. The new format uses a form of the Adam7 algorithm for compressing images, offering progressive interlacing that allows users to obtain a reasonable encoding of an image even from a partial download.

Can reaConverter convert FI to FLIF?

Yes! reaConverter instantly converts .fi to .flif with perfect quality preservation. With its batch processing feature, you can convert multiple files at once in just a few clicks. You can even convert images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert FI to FLIF online?

If you only need to convert a few FI files to FLIF format, feel free to try our free online free online FI to FLIF converter — perfect for small batches with no installation needed!

How can I turn FI files into FLIF on my computer?

The best way to change FIs to FLIFs on your PC is to install a quality piece of software, such as reaConverter. This software is extremely efficient in managing a wide range of batch files conversions, including conversion from FI to FLIF.

How can I automate FI to FLIF files conversion?

reaConverter supports all the most useful automation features such as right-click сonversion and Watch Folders for the most efficient automated files conversion in any software of this type.

Is there a way to convert FI files to FLIF using the command prompt?

reaConverter provides full access to all its features via Windows command line, including a high-performance command-line fi to flif converter for batch processing.

What else can I do with reaConverter?

Convert vector filesConvert picture color spaceChange format settingsChange image DPIConvert GIS files

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