When comparing MT Andale Mono vs Skyhook Mono, the Slant community recommends MT Andale Mono for most people. In the question“What are the best programming fonts?” MT Andale Mono is ranked 32nd while Skyhook Mono is ranked 88th. The most important reason people chose MT Andale Mono is:
It's easy to distinguish "0" from "O", "a" from "o", and "I" from "l" from "1".
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Excellent legibility
It's easy to distinguish "0" from "O", "a" from "o", and "I" from "l" from "1".
Pro Good font variants
Boldface variant is not too heavy while italic face is not too spindly. Andale Mono contrasts with Source Code Pro, which is very similar in the regular font face.

Pro Contains many glyphs
This is useful for those who wish to use different languages.

Pro Good design
Skyhook mono is overall very clean and readable.
Cons
Con Not pure mono
Bold and italic are too wide, so it's not pure mono in combination with regular font.

Con Entails costs
Only the basic version of Skyhook mono is free.
