File Extension Library

.TDL File Extension

  • Category: Misc Files

What is an .TDL file?

.TDL file extension has been classified as Misc Files.

.TDL is MathType Translator Definition Language

Translates characters in certain fonts to mathematical symbols

List of all softwares that can open the MathType Translator Definition Language
Design Science MathType
Design Science MathType
File Type 2:

Tab Delineated Format File

Category: Data Files Format: Text

A TDL file stores data in a text format with blocks of information separated by tabs. It is similar to a .CSV file, but uses tabs to delineate data instead of commas. TDL files can be imported into most spreadsheet programs.

Tab delineated files may also use the .TSV extension.

List of all softwares that can open the Tab Delineated Format File
Microsoft Excel 2016
IBM Collaboration Solutions
Apple Numbers
Microsoft Excel 2016
File Type 3:

ToDoList Tasklist File

Developer by: AbstractSpoon Category: Data Files

Tasklist created by ToDoList, an application that allows users to organize their tasks and overall schedule; contains tasks, dates, duration, priority, alarm reminders, and other scheduling data.

ToDoList can visualize tasklists as a Task Tree, List View, Calendar, Gantt Chart, and Statistics. The application can also export tasklists to a variety of file formats, such as .HTML, .ICS, .GAN, and .MM.

List of all softwares that can open the ToDoList Tasklist File
AbstractSpoon ToDoList

How to Open .TDL file on different platforms

Open .TDL File on Windows

  • Right-click a .TDL
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .TDL file and Select check box "Always use this app to open .TDL files" Press "Ok"

Open .TDL File on Mac

  • Right-click (or Ctrl + Left-click) the .TDL file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .TDL File on Linux

Right click on the .TDL file, choose "Open with" and select a program from the list above

Open .TDL File on iPhone

Select a file. If you don't see an application to open the .TDL file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .TDL File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .TDL files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .TDL files

  1. You need to update the application that you normally use to open .TDL files. Only the latest version of the software supports the current .TDL file format
  2. You need to check the .TDL file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)