Cloak vs ImageOptim
When comparing Cloak vs ImageOptim, the Slant community recommends ImageOptim for most people. In the question“What are the best power user tools for macOS?” ImageOptim is ranked 8th while Cloak is ranked 27th. The most important reason people chose ImageOptim is:
Great for compressing images for web usage or saving harddrive space.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Does SSL Pinning on OS X
SSL pinning protects against some forms of man-in-the-middle attacks that even SSL encrypted traffic is vulnerable to. Not long ago, iOS did not allow for pinning but that may have changed more recently.
Pro Responsive developer
The developer of Cloak is extremely responsive to feedback and quick to answer questions or support requests.
Pro Senses Trusted WiFi networks
Cloak can be set to not use the VPN on whitelisted WiFI SSIDs (like home/work).
Pro Unlimited devices (as long as they're OSX/iOS)
Unlimited devices and data per account, so you can connect up the whole family or office on one account if you so choose.
Pro Losslessly compresses PNG, GIF, and JPEG images
Great for compressing images for web usage or saving harddrive space.
Pro Fast & Simple
Pro Simple drag'n' drop interface
Simply drag images (or folders) into the window.
Pro Tries several different image optimizers before picking the best one
Pro Edits files in place
It does edit files in place, overwriting the original. This is exactly what I want, so I love it, but it's good to know beforehand.
Pro Can handle PNG, GIF, and JPEG images
Great for compressing images for web usage or saving harddrive space.
Cons
Con Hasn't published server/data center locations
Con OSX & iOS Only, without even manual configuration instructions for Linux/Windows
Con Compression algorithm not as good as counterparts
Con Cannot abort an optimization
Optimization can run for a long time. Sometimes it reaches 20% quickly and then spend a long time to attain 21.2%. But you cannot interrupt the process.