Compare/Alternatives

OnPay alternatives

4 tools our write-ups put next to OnPay, with starting price, free tier, MCP and API side by side.

OnPay from $49/moAPI

Closest alternatives

The short answer

Gusto : Another published SMB payroll option with HR and benefits. From $49/mo
Rippling : Payroll plus IT and HR if you need more than a payroll specialist. From Sales-quoted
Paychex : Quoted payroll specialist with PEO options for growing firms. From Sales-quoted
Employment Hero : HR-first platform if payroll is only one module you need. From Sales-quoted

Why people look past OnPay

The $49 is a base fee: each paid worker adds $6/mo. HR ($15 base plus $2/worker) and time tracking ($15 base plus $4/worker) cost extra.

What we noted

Per-worker fee adds up on larger teams
HR and time tracking cost extra
US payroll only

Not the right fit for

Companies hiring employees abroad
Enterprises that need a full HCM suite

Worth keeping in mind: Published pricing with unlimited pay runs, multi-state filing and year-end forms in the $49 base plan.

OnPay alternatives compared

Tool	Free tier	From	MCP	API	Head to head
OnPay (the one you are on)	–No	$49/mo	–No	✓Yes
Gusto Another published SMB payroll option with HR and benefits.	–No	$49/mo	✓Yes	✓Yes	Head to head
Rippling Payroll plus IT and HR if you need more than a payroll specialist.	–No	Sales-quoted	✓Yes	✓Yes	Head to head
Paychex Quoted payroll specialist with PEO options for growing firms.	–No	Sales-quoted	–No	✓Yes	Head to head
Employment Hero HR-first platform if payroll is only one module you need.	–No	Sales-quoted	–No	✓Yes	Head to head

What each one does differently

Gusto

$49/mo MCP API

Why it comes up: Another published SMB payroll option with HR and benefits.

Stands out: Payroll sitting next to HR for US small companies, with a first-party MCP.

Watch out: It is US-only, so it is not a route to hiring people in other countries.

Best for

US small companies running payroll in-house
HR teams that want benefits next to pay
Desks that want MCP on payroll data

4.6 on Capterra from 4,225 reviews

Read the Gusto write-up OnPay vs Gusto

Rippling

Sales-quoted MCP API

Why it comes up: Payroll plus IT and HR if you need more than a payroll specialist.

Stands out: Payroll, IT device management and hiring on a single mid-market bill.

Watch out: Recruiting is one module of a much larger platform, not the product itself.

Best for

Mid-market companies unifying HR and IT
Teams that want payroll and devices on the same bill
Buyers replacing several separate tools

4.9 on Capterra from 4,867 reviews

Read the Rippling write-up OnPay vs Rippling

Paychex

Sales-quoted API

Why it comes up: Quoted payroll specialist with PEO options for growing firms.

Stands out: A payroll specialist with HR advisers, 401(k), insurance and PEO options, and a public developer portal for integrations.

Watch out: There is no public per-employee price for Flex. SurePayroll, a Paychex company for very small businesses, is a separate product.

Best for

US small and midsize businesses that want payroll plus HR help
Firms considering a PEO from the same vendor
Accountants managing client payroll

Read the Paychex write-up OnPay vs Paychex

Employment Hero

Sales-quoted API

Why it comes up: HR-first platform if payroll is only one module you need.

Stands out: Employee records, leave, onboarding, performance and recruiting with AI screening in one people system.

Watch out: Published plans are regional. Australian plans have a 10-user minimum, and add-ons like rostering and managed payroll bill extra.

Best for

Employers that want HR records and recruiting together
Teams that may add rostering or managed payroll
Companies hiring with AI screening and video interviews

Read the Employment Hero write-up OnPay vs Employment Hero

Common questions

What is the best OnPay alternative?

It depends on what sent you looking. Our write-ups put Gusto closest to OnPay. Why it comes up: Another published SMB payroll option with HR and benefits. The table above shows all 4 on price, free tier, MCP and API.

What is the cheapest OnPay alternative?

Of the published starting prices here, Gusto is lowest at $49/mo. Starting price is the entry plan, not the seat count you will end up on, so read the plan table on each listing.

Which OnPay alternatives have an MCP server?

Gusto and Rippling ship a first party MCP server, so you can drive them from Claude or ChatGPT without building against the API yourself.

Keep looking

Back to the OnPay write-up Every Payroll tool we list Search the whole directory

Editorial listings, never paid rankings. Prices checked 19 Sep 2026. Confirm current terms on the vendor site. Spot an error?