OnPay vs ADP Run: Complete Comparison 2026
An in-depth comparison of features, pricing, and user experience to help you make the right choice.

OnPay
8.3(1,400 reviews)
Straightforward payroll and HR for small businesses. One plan at $40/month + $6/person with no feature gating or upsells.

ADP Run
Small business payroll from ADP, the world's largest payroll provider. Automatic tax filing and compliance built on decades of expertise.
Quick Comparison
| Aspect | OnPay | ADP Run |
|---|---|---|
| Best For | Small businesses under 50 employees that want all features without tiered pricing games | Businesses in multiple states needing bulletproof tax compliance |
| Pricing Model | Subscription | Contact Sales |
| Starting Price | $40/mo | $59/mo |
| Deployment | cloud | cloud |
| Platforms | WEB, IOS, ANDROID | WEB, IOS, ANDROID |
| Rating | 8.3/10 | 7.8/10 |
Pros & Cons
OnPay
Pros
- One plan with everything included — no feature gating, no tiers, no surprise upsells
- Transparent pricing at $40/month + $6/person makes budgeting dead simple
- Free accountant dashboard lets CPAs manage multiple client payrolls from one login
- Rock-solid QuickBooks and Xero integrations that sync without manual intervention
- US-based customer support with dedicated specialists who actually know payroll
Cons
- No international payroll — US only, no contractor payments abroad
- Mobile app is functional but limited compared to desktop experience
- Reporting is basic — standard reports only, no custom report builder
- No 24/7 support — business hours only, which is tough for after-hours emergencies
- Limited scalability past 100 employees — features plateau for larger companies
ADP Run
Pros
- Tax compliance engine covers all 50 states and 12,000+ local jurisdictions — the most thorough in the industry
- 75+ years of payroll expertise means edge cases that break other tools are routine for ADP
- Strong integration ecosystem with 300+ apps including QuickBooks, Xero, and major time clocks
- Dedicated 500+ compliance team updates your system proactively when tax laws change
- Scalable path to ADP Workforce Now when you outgrow 50 employees
Cons
- Pricing requires a sales call — no transparent pricing on the website
- Interface feels dated compared to Gusto and Rippling, needs more clicks for basic tasks
- Add-ons for time tracking, HR support, and retirement drive up costs quickly
- Phone support quality varies — some reps are excellent, others read from scripts
- Contract terms can lock you in for a year with early termination fees
Pricing Comparison
| Product | Pricing Model | Starting Price |
|---|---|---|
| OnPay | subscription | $40/mo |
| ADP Run | contact sales | $59/mo |
Our Verdict
Choose OnPay if...
Small businesses under 50 employees that want all features without tiered pricing games
Choose ADP Run if...
Businesses in multiple states needing bulletproof tax compliance
Still Not Sure?
Explore more alternatives or read in-depth reviews to make your decision.