A little app for creating SMS messages using a randomized substitution cipher.
Primarily made it to teach development to my son since now he has to write the app to do the decryption.
New feature allows shift cipher (Caesar cipher) or Random Substitution cipher
Bug fixes
Layout fixes
9Apps 4.9
![국세청 홈택스 [손택스] on 9Apps](https://sg-res.9appsdownloading.com/sg/res/jpg/f7/df/69cc2f90120ec331db2630e0f5b6-6dh.jpg?x-oss-process=style/jmq200)
