| ⇢ | A | Config added | 
| ⇢ | A | Request::getBalance() added | |
| ⇢ | A | Response::getCorrelator() added | |
| ⇢ | A | SMS::getBalance() added | |
| ⇢ | A | Config::get() added | |
| ⇢ | A | Response::getCode() added | |
| ⇢ | A | Response::getBalance() added | |
| ⇢ | A | Response::getDescription() added | |
| ⇢ | A | Response::getMSISDN() added | |
| ⇢ | A | Response::getMessageID() added | |
| ⇢ | A | Response::__construct() added | |
| ⋮ | view more | ||
| B | ↗ | A | SMS::sendForNoBatch() improved | 
| A | ↘ | B | SMS::send() got worse |