Create AccountNeed help with TTP CDL Prep?
TTP CDL Prep provides CDL study questions, road-sign study tools, local progress tracking, and interactive backing maneuver simulations.
Common Help Topics
App progress
Quiz scores and simulator progress are stored locally on the device.
If progress appears incorrect, try closing and reopening the app first.
The Settings screen also includes an option to reset progress.
No account required
TTP CDL Prep does not require a username, password, or account.
Offline use
Core study and simulator features are designed to work without an internet connection.
Simulator controls
The simulator includes practice for:
- Straight Back
- Offset Back
- Parallel Park
- Alley Dock
Users can steer, reverse, pull forward for corrections, reset the maneuver, and check their final position.
Official CDL information
TTP CDL Prep is a study aid and simulator.
It is not an official DMV/DPS/FMCSA application.
Always use your official state CDL manual for authoritative rules, testing requirements, and licensing information.
Contact Support
For bugs, technical issues, or questions, contact: hello@lexirealm.com
Please include:
- device model
- iOS version
- app version
- short description of the issue
- screenshot if useful