Chord! is at the same time the simplest and the most complete chords and scales app for guitar or any fretted instrument like bass, ukulele, banjo, etc.
Unlike other chord charts app, Chord! doesn't rely on a database of charts. Instead, it computes and analyses all the possible fingerings.
You don't even have to know music theory to use it: behind its brute force, the app knows how to handle by itself some subtleties of music in order to give meaningful results.
If you don't have to be an advanced player to use the app, you can however take a look under the hood and tweak the parameters if you like! Whatever is your level or your instrument, Chord! will adapt and give you the most precise answer.
You can search for practically any chord, split (like D/F#) or not. If you're a beginner, you can choose the chord from a list, but you can also use the intelligent keyboard to enter the chord as it is written. If this keyboard is a great way to enter chords, it is ">