Sasha_from_RF

http://www.precisionworkbench.com/
http://www.patagoniaballistics.com/index.html


or another?

skeeter 7MM

I use QuickLoad

http://www.neconos.com/

bigcountry

I use a spreadsheet someone made that is very accurate and I use infinity by sierra. Both seem accurate.

I am not sure of the ones you mention, but just wanted to give you another option.

Sasha_from_RF

that considered a derivation and acceleration cariolisa (I do not know as correctly iin your language)

gunnermhr

www.biggameinfo.com I think they all use the same formulas and this one is online and free

sixgunluvr

http://www.eskimo.com/~jbm/calculations/calculations.html