An app that uses a single phone call smartphone smartphone has been released.
Anyone can easily install and use the app taxi using the Daegu branded Cole One-Hole Colger.
(However, in order to use the app, you need to register car information and article information in one call.)

[main function]
  1. Receive a one-ring call call.
  2. Tmap navigation guide path.
    - Tmap Nav is installed on your phone.
  3. Call execution history management
    - You can check the history of today / month / whole by contents of the call.
  4. Notice
    - You can check the received announcement regarding the call-by-call service.
  5. Vehicle Selection
    - If you are a corporate driver, you can register a vehicle that you frequently operate and select the car when you start using the app.