The best replacement for adp is paychex.

The best alternatives to adp are rated as following:
★★★★★  paychex
★★★★★  atp
★★★  ceridian
★★  reynolds
★★  mdb
★★  paycom
★  trinet
★  intuit
★  accdb
★  paylocity
★  acp
★  bls
★  quickbooks payroll
★  insperity
★  paycor
★  workday
★  linked tables
  atp energy
  kronos
  reynolds & reynolds
  zenpayroll
  reynolds and reynolds
  intuit payroll
  payx
  peoplesoft
  nfp
  paychecks
  abra
  administaff
  mde
  ultipro
  arkona

Your alternative for adp is not listed? Suggest!
Speaking about adp, one probably shouldn't forget about money network.

Other search terms related to adp and their ratings are:
★★★★★ money network
★ hrb
You have in mind a companion for adp and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of adp in all years. Click on graph for more.
adp
paychex
atp