Cryptomator 1.2.0 for Windows, Mac, and Linux is out now!
Sadly, we had to drop file size obfuscation support. From this version onwards, there is a bijective function for calculating the cleartext size from the ciphertext size and vice versa.
This is a companion discussion topic for the original entry at https://cryptomator.org/blog/2016/09/21/release-1.2.0_en.html