: Some players have shared success using specific digit strings to bypass the lock on version 1.5. For example, community members have reported that the code 32501436539862 has worked for some users on the 1.5 build .

: Interestingly, the developer Brainbombers once offered a deal where a single registration password would unlock four different games: Rule the Rail! , Dropball , DemonLisher , and Fast Brain . How to Get Your Password

When you install the trial version, you are often limited in the number of objects you can place or the duration you can run your trains. To remove these limits, a (license code) is required. According to the official FAQ at Brainbombers , this password is provided only after a formal registration process. Understanding "Password 36" and License Codes