Justworks vs ADP Run
A head-to-head comparison to help you pick the right tool
Last updated: September 14, 2026
Justworks is our recommended pick for most teams — small businesses wanting fortune 500 benefits.
Try Justworks →Read our full Justworks review →Justworks
Justworks is a Professional Employer Organization (PEO) that gives small businesses access to Fortune 500-level benefits and simplified payroll. By co-employing your team, Justworks handles compliance, payroll taxes, and benefits administration. It is ideal for small businesses that want premium benefits without an in-house HR team.
ADP Run
ADP Run is a payroll and HR solution designed specifically for small businesses with 1-49 employees. It is powered by ADP, the world's largest payroll provider, giving small businesses access to enterprise-grade payroll processing and compliance tools. ADP Run offers multiple plan tiers from basic payroll to full HR suite depending on the business needs.
Pros
- ✓Access to high-quality health, dental, and vision benefits typically reserved for large companies
- ✓Simple flat-rate pricing with no hidden fees
- ✓Excellent customer support with fast response times
- ✓Handles all compliance and payroll tax filings
Cons
- ✗More expensive than software-only alternatives due to PEO model
- ✗Only available for US-based employees
- ✗Less flexible than standalone HR software for customization
Pros
- ✓Backed by ADP's decades of payroll expertise and compliance knowledge
- ✓Scalable — can grow with your business to ADP Workforce Now
- ✓Strong mobile app for running payroll on the go
- ✓Extensive integration ecosystem
Cons
- ✗Pricing is not transparent and can be expensive compared to competitors
- ✗Customer service quality can be inconsistent
- ✗Upselling of additional services reported by customers
- ✗Interface is less modern than newer payroll tools
Justworks vs ADP Run: Side by Side
| Factor | Justworks | ADP Run |
|---|---|---|
| User Rating | 4.6/5 ★ | N/A |
| Category | HR Software | Payroll Software |
| Pricing Model | Paid | Paid |
| Starting Price | $59/employee/mo | Custom pricing |
| Best For | Small businesses wanting Fortune 500 benefits | Small businesses that want enterprise-grade payroll reliability from a trusted brand |
| Our Pick | 🏆 Recommended | — |
Justworks Features
- ✓PEO co-employment
- ✓payroll
- ✓benefits access
- ✓compliance
- ✓HR support
ADP Run Features
- ✓Payroll processing
- ✓tax filing
- ✓direct deposit
- ✓employee onboarding
- ✓time tracking
- ✓benefits administration
- ✓workers compensation
- ✓HR support
Pricing Comparison
Justworks
PaidStarts at $59/employee/mo
Justworks: $59/employee/mo · Plus: $99/employee/mo
See full pricing →Best Use Cases
Justworks
- →US startups and small businesses wanting full PEO services
- →Companies wanting to offer Fortune 500 benefits to small teams
- →Businesses wanting to outsource HR compliance
Who Should NOT Use These Tools
Justworks is NOT ideal for:
- ✗Companies with international employees
- ✗Businesses wanting full control over HR processes
- ✗Large enterprises with dedicated HR teams
Integrations
Justworks
QuickBooks, Xero, Slack, Google Workspace, Microsoft 365, Greenhouse
Our Take
Choose Justworks if small businesses wanting fortune 500 benefits. Choose ADP Run if small businesses that want enterprise-grade payroll reliability from a trusted brand.
Best For
Small businesses wanting Fortune 500 benefits
Best For
Small businesses that want enterprise-grade payroll reliability from a trusted brand
Also Consider
If neither Justworks nor ADP Run is the right fit, Breezy HR is worth evaluating.
Breezy HR
Small businesses and startups needing simple recruiting
From $9/user/mo
Frequently Asked Questions
What is the difference between Justworks and ADP Run?
Justworks is best for small businesses wanting fortune 500 benefits. ADP Run is best for small businesses that want enterprise-grade payroll reliability from a trusted brand.
Which is better, Justworks or ADP Run?
Choose Justworks if small businesses wanting fortune 500 benefits. Choose ADP Run if small businesses that want enterprise-grade payroll reliability from a trusted brand.
How much does Justworks cost?
Justworks starts at $59/employee/mo. Pricing model: Paid.
How much does ADP Run cost?
ADP Run starts at Custom pricing. Pricing model: Paid.
Who should use Justworks?
Small businesses wanting Fortune 500 benefits
Who should use ADP Run?
Small businesses that want enterprise-grade payroll reliability from a trusted brand