The best replacement for peaks is perfect north.

The best alternatives to peaks are rated as following:
★★★★★  perfect north
★★★★★  peeks
★★★★  icecrown
★★★★  big white
★★★  hooters
★★★  garmin connect
★★  troughs
★★  whistler
★★  killing
★★  strava
★★  silver star
★★  x files
★  tilted kilt
★  golden cheetah
★  northern exposure
  stiff peaks
  beginner triathlete
  perfect north slopes
  deadly premonition
  ice crown

Your alternative for peaks is not listed? Suggest!
Speaking about peaks, one probably shouldn't forget about egg whites.

Other search terms related to peaks and their ratings are:
★★★★★ egg whites
★★ garmin connect
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Google Trends

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