Convert TNL to IFF

TNL to IFF made simple. Add files or folders, pick your settings, click Convert. reaConverter handles the rest — even thousands of files.

Manual TNL to IFF conversion wastes hours. reaConverter automates the process — just add files and click Convert. Everything happens offline on your computer — no uploads, no cloud risks.

1. Download and Install reaConverter

Download reaConverter and install it in seconds. The setup is straightforward — no complex configuration, no extra software required.

Install reaConverter

2. Load your TNL files

Open reaConverter and add your TNL files. You can load individual files, entire folders, or even nested subfolders.

Drop your TNL files into the window or use File menu to browse and select folders.

3. Select IFF as output format

Choose IFF as the target format. Pick a destination folder or let reaConverter save files alongside the originals.

4. Start TNL to IFF conversion

Hit Convert and let reaConverter do the work. The progress window shows status for each file in real time.

After conversion, find your IFF files in the output folder. Click 'Show converted files' to open it directly.

TNL to IFF Converter

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

Download Free Trial

Do more with your files

Converting TNL 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

User Reviews

Average User Rating:
Last updated on January 25, 2026

"Your solution was buried deeper in search results than it should be. After struggling with unclear alternatives, I found your guides — finally, instructions that made sense for a first-time user like me. Excellent work!"

Richard E. Miller

Satisfied Customer

"Converts files in seconds! Finally a tool that's both fast and simple to use."

Wei Chen

Happy User

"I'd been searching for reliable conversion software forever — reaConverter has everything I need! After installing and watching the tutorial, I had my files converted to the perfect format in minutes. Flawless experience!"

Sanjay Mehta

Satisfied Customer

"Creating marketing materials for various platforms requires multiple file versions from single sources. reaConverter's workflow automation lets us generate PNG, JPEG, and SVG variants from AI and PSD files simultaneously. The color profile management ensures brand consistency across all outputs, and the processing speed allows for last-minute changes without delaying deadlines."

Rebecca Turner

Marketing Agency CEO

"I was drowning in mismatched file formats until I found reaConverter. The one-click conversion and editing tools simplified everything, and the pricing is reasonable for small businesses. Now I spend less time troubleshooting and more time growing my brand!"

Emily K.

E-commerce Entrepreneur

"This program is incredibly simple and user-friendly, even beginners can use it with ease. It supports batch processing, works offline, and runs smoothly on my aging Acer Aspire laptop. Best of all, the output quality is outstanding!"

Kevin Harris

Happy User

TNL to IFF Conversion: FAQ

Can reaConverter convert TNL to IFF?

Yes! reaConverter instantly converts .tnl to .iff 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 TNL to IFF online?

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

How can I turn TNL files into IFF on my computer?

The best way to change TNLs to IFFs 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 TNL to IFF.

How can I automate TNL to IFF 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 TNL files to IFF using the command prompt?

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

What else can I do with reaConverter?

Convert Gerber files Crop images Convert PDF files Watermark pictures Copy IPTC data