My friend Rafranz Davis and a few others suggested using FiftyThree for iOS.
On ios, @FiftyThree is also a great skitch alternative https://t.co/Khn0WZP5op
— Rafranz Davis (@RafranzDavis) December 23, 2015
Kevin O'Donnell emailed me to suggest using Nimbus Screenshot and Screencast for Chrome. I just installed this extension this morning. One of the things that I immediately liked about it is the option to save my screenshots directly to my Google Drive account.