Skip to content

ADP RUN vs Paychex Flex

Verified ratings, feature by feature comparison and real pricing. Everything a North American business needs to pick between these two.

ADP RUN logo

ADP RUN

The incumbent, with the compliance depth that comes with it

3.5(168)
Visit ADP website
Paychex Flex logo

Paychex Flex

Payroll with a named human attached to the account

3.8(87)
Visit Paychex website

Some links here are affiliate links, so we may earn a commission at no cost to you. It never affects a rating or a ranking. How this works.

Ratings

Every score, at a glance

Verified user ratings across every dimension. ADP RUN against Paychex Flex, nothing weighted.

Dimensions won

05ADP RUN 0, Paychex Flex 5

ADP RUN vs Paychex Flex, across 5 rating dimensions

Widest rating gap

+0.8

Paychex Flex leads on ease of use

Verified reviews

255

168 for ADP RUN, 87 for Paychex Flex

ADP RUN logoADP RUN
3.5 out of 5

168 verified reviews

Paychex Flex logoPaychex Flex
3.8 out of 5

87 verified reviews

Ratings by dimension

  • ADP RUN
  • Paychex Flex
Overall
3.5
3.8
Ease of use
2.6
3.4
Value for money
2.6
3.0
Customer service
3.3
4.1
Functionality
3.9
4.0

Share of verified reviews

Which product reviewers actually write about.

255verified reviews
  • ADP RUN168
  • Paychex Flex87

Cost to get started

Cheapest paid plan, shown per month.

ADP RUNCustom
Paychex Flex$39/mo

At least one of these is quoted rather than published, so compare the ratings above and get a real number from each vendor.

Head to head

Where each one wins

Row by row, with the stronger score highlighted. Straight from verified reviews.

ADP RUN against Paychex Flex, row by row
ADP RUNPaychex Flex
Overall rating3.53.8
Reviews16887
Ease of use2.63.4
Value for money2.63.0
Customer service3.34.1
Functionality3.94.0
Starting priceCustom pricing$39/mo
Free trialYesYes
Free versionNoNo

Features

Feature by feature, checked off

Everything each product ships, side by side. No marketing gloss.

Features ADP RUN and Paychex Flex each ship
FeatureADP RUNPaychex Flex
Full service US payroll
Automatic federal, state and local filing
Tax notice resolution service
Garnishment administration
Certified payroll reporting
Multi state payroll
New hire reporting
Benefits administration
HR support and toolkits
Employee self service
General ledger export
Dedicated payroll specialist
Garnishment payment service
HR support and handbook builder
Time and attendance
Workers compensation
General ledger integration

Pricing

Both price lists, side by side

Every plan from both vendors, side by side, priced in US dollars.

ADP RUN plans

Straight from the vendor

Pricing is quoted

ADP does not publish a list price, so the only real number is the one they quote you. Ask for the implementation cost in writing at the same time.

Visit ADP

Paychex Flex plans

Essentials

$39 base plus $5 per person. Self service payroll and filings.

$39/mo

per month

Start free trial
  • Full service payroll
  • Automatic federal and state filing
  • New hire reporting
  • Employee self service
  • 24/7 support

Select

Quoted. Adds a dedicated specialist and more HR tooling.

Custom

quoted by the vendor

Get a quote
  • Everything in Essentials
  • Dedicated payroll specialist
  • Learning management
  • Garnishment payment service
  • General ledger integration

Pro

Quoted. Full HR support and analytics.

Custom

quoted by the vendor

Get a quote
  • Everything in Select
  • HR professional access
  • Employee handbook builder
  • Workers compensation administration
  • Advanced analytics
Straight from the vendor

Get current pricing

These are list prices and vendors adjust them from time to time. Check with Paychex for the figure you will actually pay.

Visit Paychex