OnPay
Full-service online payroll, HR, and benefits software for small businesses.
Data verified Sep 18, 2026
Score
- Price
- $49/mo
- Try it free
- Free trial (30 days)
- Best for
- Small Business Owners
About OnPay
OnPay is a cloud-based, full-service payroll platform that runs pay, files and pays federal/state/local taxes automatically, and adds built-in HR and benefits administration in one system. It's aimed at small businesses and startups that want unlimited pay runs for W-2 employees and 1099 contractors at a flat, transparent price. Its main differentiator is affordable, all-inclusive pricing (every feature is included in a single plan) backed by hands-on payroll and tax support.
Screenshots
Commonly Cited Strengths & Limitations
Strengths
- Affordable, transparent flat pricing with no hidden fees
- Easy to use and navigate
- Strong, responsive customer support
- Unlimited monthly payroll runs
- Backed by experienced payroll and tax experts
- Efficient employee onboarding tools
Limitations
- No dedicated mobile app for employers
- Direct deposit takes 2–4 days (no same-day/next-day option)
- Fewer third-party integrations than competitors like Gusto or Rippling
- Charges a fee to mail year-end tax forms
- Reports are less customizable than larger platforms
Common Use Cases
- Automating small business payroll processing
- Managing payroll tax calculations and compliance
- Administering employee benefits and 401(k)
- Paying W-2 employees and 1099 contractors
Details
- Pricing Model
- Free Trial
- Starting Price
- $49/mo
- Team Size
- Small Business
- Category
- HR & Recruiting
Who is OnPay for?
Small Business Owners
Run unlimited payroll and let OnPay handle tax filing and payments across all 50 states from one dashboard.
HR Administrators
Manage employee self-onboarding, benefits, 401(k), and workers' comp alongside payroll in a single system.
Accountants and Bookkeepers
Sync payroll data to QuickBooks or Xero and administer payroll for multiple small-business clients.
Frequently Asked Questions
How much does OnPay cost?
OnPay starts at $49/mo (Free Trial).
Does OnPay offer a free trial?
Yes, OnPay offers a free trial of 30 days.
Does OnPay have an API?
OnPay does not currently offer a public API.
What does OnPay integrate with?
OnPay integrates with QuickBooks Online, QuickBooks Desktop, Xero, When I Work, Deputy.
Is OnPay cloud-based or self-hosted?
OnPay is offered as a cloud-based (SaaS) deployment.
What are the downsides of OnPay?
No dedicated mobile app for employers Also, Direct deposit takes 2–4 days (no same-day/next-day option)
Who is OnPay best for?
OnPay is best suited for Small Business Owners, HR Administrators, Accountants and Bookkeepers.
What can I use OnPay for?
Common uses for OnPay include automating small business payroll processing, managing payroll tax calculations and compliance, administering employee benefits and 401(k), paying w-2 employees and 1099 contractors.
How does OnPay compare to Brex?
OnPay and Brex are both used for hr & recruiting -- specifically accounting & finance tools. See the full side-by-side comparison for pricing and feature differences.
Key Features
- Automated Tax PaymentsCalculates, files, and pays federal, state, and local payroll taxes automatically.
- Unlimited Pay RunsAllows unlimited monthly payroll runs for W-2 employees and 1099 contractors.
- Benefits and HR in 50 StatesSupports HR and benefits administration across all US states.
- Employee Self-OnboardingLets employees onboard themselves with in-app I-9 and W-4 forms and e-signing.
- Pay by Direct DepositPays workers via direct deposit or check.
- Multiple Permission LevelsProvides six configurable access and permission levels for users.
- Multiple State PayrollHandles payroll across multiple states.
- Integrated 401(K)Includes integrated 401(k) retirement benefits.
- Pay-As-You-Go Workers' CompOffers pay-as-you-go workers' compensation insurance.
- Mobile InterfaceAccessible through a mobile-friendly web interface.
- Data Migration and SetupProvides data migration and account setup assistance.
- HR ToolsIncludes personnel checklists, org charts, and document management.
Integrations
Technical Details
- Deployment
- Cloud
- Target Market
- B2B
- Free Trial
- 30 days
Support
Official Pricing
OnPay's published plans · verified Sep 18, 2026
OnPay
$49/mo
- $49 base fee plus $6 per worker
- Access to all OnPay payroll, HR, and benefits features
- First month and setup free
- Charged only for workers paid in a given month
Pricing shown above is sourced from OnPay's own published plans as of Sep 18, 2026 and can change at any time -- confirm current pricing on OnPay's own site before purchasing.
Real Pricing from Verified Users
See what people actually pay for OnPay
Reviews
0 reviews
No reviews yet. Be the first to share your experience!
Switching Stories
Real migration experiences with OnPay
Discussion
Ask questions, share tips, or discuss this tool with other users.
No discussion yet. Start the conversation!
Similar tools in HR & Recruiting
Other listed tools in HR & Recruiting, not reviewed as direct alternatives
- Corporate cards
- Expense management
- Travel
- Cards & Expenses
- Bill Payments
- Accounting Automation
- Bamboo AI
- HR Data & Reporting
- Hiring & Onboarding
- Full-service payroll
- Benefits administration
- Hiring and onboarding
- HR
- IT
- Finance
- Sana
- Agent System of Record
- Developer Platform
Also used for
People Also Viewed
More in HR & Recruiting
HR software for small & medium businesses
Hiring software for better HR teams
The workforce management platform
Performance management & employee development