Golden Ratio Typeface Free Demo is the part of an all caps grotesque typeface with 3 weights and 110 characters. Each letter is minimalist but still decorative. It was designed according to the golden ratio, except for some letters like W or Q that naturally need more space than the others. Also, the sample version contains 46 characters in Regular weight. You can have this free demo version for both personal and commercial purposes.
Thanks to Valentin François for providing us this handy free typeface. If you want the complete set of Golden Ratio Typeface, then make sure to check out the full version. Therefore, you will get 3 weights (Bold, Regular, Light), 110 characters in OTF, TTF and webfont files.