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TDI Converter

Got hundreds of TDI files to convert? reaConverter handles entire folders in minutes rather than hours.

4.8

Over 25 years of experience

Your files never leave your PC

Read what our users say

How to Convert .tdi Files in Bulk

1. Install reaConverter

Download reliable TDI conversion software to convert multiple .tdi files and folders in one go.

2. Select TDI Files

Select TDIs from a folder or drag and drop them into reaConverter, then choose the desired output format.
reaConverter - Load TDI files

3. Start Conversion

Click Convert to start the bulk conversion of all selected TDI files. The process will begin right away.
reaConverter - Start TDI conversion

Step by step

See It in Action

For quick and effortless TDI file handling on your PC, reaConverter offers powerful conversion tools with batch processing. Best of all, it works entirely offline — ensuring your sensitive data never leaves your computer.

Extra Tools

Do more with your files

Converting TDI files for use in a larger project? 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.

Image editing

User reviews

From those who tried it

Average User Rating:
Last updated on June 25, 2026
The step-by-step video makes conversion foolproof. I'd recommend this to my grandma - it's that well-explained!
DeShawn M. Thompson
DeShawn M. Thompson
Happy User
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
Kevin Harris
Happy User
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
Richard E. Miller
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
Rebecca Turner
Marketing Agency CEO
I'm really impressed with this software - it converts files between formats incredibly fast!
Lin Zhang
Lin Zhang
Happy User
Exactly what I needed! Simple, fast, and no bloat. I use reaConverter Lite to resize and convert batches of images for documents. The presets make it super easy, and everything works smoothly.
Mark Jones
Mark Jones
Happy User

Questions & Answers

TDI files: Frequently Asked Questions

Can reaConverter open TDI files?

reaConverter fully supports the TDI file format – open, edit, and export TDI files to any other popular file format with ease.

How do I change TDI to another format?

reaConverter is a user-friendly tool for converting TDI files. Once installed on your computer, it allows you to convert all your .tdi files at once with just a few clicks. You can even convert tdi images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert TDI online?

If you only want to convert a few TDI files, you are welcome to try our free online TDI converter.

How can I turn TDI files on my computer to another format?

The best way to convert TDI files on your PC is to get 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 TDI.

How can I automate TDI files conversion?

reaConverter supports all the essential automation features, such as right-click сonversion and Watch Folders, for the most efficient automated file conversion in any software of its kind.

Can I convert TDI files using scripts or the command-line interface?

reaConverter provides full access to all its features from the Windows command-line shell, including the command-line tdi converter.

What else can I do with reaConverter?

Convert vector imagesChange image DPIConvert Gerber imagesConvert picture color spaceConvert GIS files

What formats can I convert a TDI file to?

Discover More

Beyond TDI conversion

Convert .tdi files in batches of any size, with editing and processing applied along the way. The same tool also handles 700+ other formats, including CAD, medical imaging, and GIS.

Free trial · Windows 10/11 · v8.0.246 · Files never leave your computer

reaConverter software