# What is a good strokes gained putting number? > Canonical: https://pinflag.io/answers/putting-in-pinflag/what-is-a-good-strokes-gained-putting-number Zero is the tour average. On the benchmark model a 15 handicap sits about 2.4 strokes a round behind it on the greens, which is the smallest of the three leaks; a handicap level lens in PinFlag reprices the same putts so the number reads on your own scale, and the change across a season is the figure worth watching. Topic: Putting in PinFlag, https://pinflag.io/answers/putting-in-pinflag ## Plain facts - PinFlag is an iPhone app; the course maps and every shot live on your phone, so it works anywhere on the course. - PinFlag is launching on the App Store; the download page takes an email and tells you the day it is live. - Every number is strokes gained on Mark Broadie’s published PGA TOUR baselines, priced on the same published baselines in the app and on this site. - PinFlag prices the target you choose, with your own dispersion and the lie read from the course map; the decision stays yours, with the arithmetic done. - Every number is labeled Measured (your own data) or Estimated (a benchmark standing in), and the two are never blended. - Pins you set during a round are yours, and every round exports as CSV or JSON on request.