SAP R/1: This was the 1st version and was launched in 1972. 1  The alphabet R stands for real time data processing. This is a one tier architecture. 2  SAP R/2: this was the second version introduced in 1979. Known more to be a database and dialogue based oriented business solution.
1. SnapBox: This is hands down the best iOS app to download Snapchat photos and videos. With SnapBox, all your Snapchat photos and videos are saved permanently forever. Whenever you receive a snap, open SnapBox and login with your Snapchat user id and password and all your snaps are saved.
But, you can tap them to save a screenshot. Video chat is also here. From the text messaging screen, go read someone's messages. If that person is also there, tap and hold the blue button to start a chat. Ok snapchat, you've been promoted to the front screen of my phone. Don't. Mess. This.