ADP review & overview

Enterprise-grade payroll and HR with deep compliance, benefits administration and scale from SMB (RUN) to large enterprise.

ADP sits in the payroll & hr space and is most often picked for enterprises, compliance at scale, accountant referrals. Below is a quick, no-fluff overview to help you decide if it fits.

Key facts

Who it's for

ADP makes most sense for enterprises.

• Enterprises
• Compliance at scale
• Accountant referrals

Key features

What you actually get with ADP, drawn from independent reviews and the vendor's own documentation:

• Full-service payroll with automatic federal, state and local tax filing
• Tiered RUN plans (Essential, Enhanced, Complete, HR Pro) for small business
• Employee mobile app for pay history and HR self-service
• Add-ons: HR help desk, timekeeping, retirement, workers' comp
• Scales up to Workforce Now for mid-market/enterprise

Integrations

ADP connects with QuickBooks, Xero, SAP, Oracle, Salesforce, BambooHR and 700+ Marketplace apps.

What makes it stand out

Enterprise-grade payroll and compliance that scales from small business (RUN) to large enterprise.

Who it's best for

Businesses wanting compliance at scale, and accountants referring clients.

Strengths & trade-offs

The honest balance for ADP, from independent reviews rather than its sales page. We go deeper in the full ADP review.

Strengths

• + Enterprise-grade compliance and scale
• + Ranked #1 in G2's Winter 2026 Small-Business payroll grid
• + Strong accountant referral/revenue-share program

Trade-offs

• - Pricing is quote-based and not transparent
• - Many features sit behind paid add-ons
• - Can be pricier and more complex than SMB-first rivals like Gusto

Notable facts

Concrete, checkable details rather than marketing claims:

• RUN ranked #1 in G2's Winter 2026 Small-Business Payroll Grid
• Files federal, state and local payroll taxes automatically
• ADP Marketplace lists 700+ apps; Workforce Now lists 900+

See ADP alternatives →