Try the YES! Sophia putter if using the vertical style. I have tried just about every thing out there including Qroll and Heavy Putter.
This putter even surprised me!
The C-Groove Sophia model is a traditional, heel shafted blade style putter made of 304 stainless steel.
340 gram head weight; Loft: 2.5 degrees; Lie: 72 degrees std. (2 degrees flat or 2 degrees upright also available)
Straight steel shaft and a slightly offset hosel
Titanium carbon finish
Available in RH or LH models, shaft lengths 32" to 37"
Custom fitted head cover