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Payroll · head to head

OnPay vs Rain Instant Pay

OnPay logo

OnPay

Payroll

Single-plan United States payroll with unlimited pay runs and support for awkward tax situations other providers avoid

From
On request
Rated
-
Full reviewWebsite
Rain Instant Pay logo

Rain Instant Pay

Payroll

US earned wage access with a free ACH option and a paid instant transfer

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: OnPay onPay operates only in the United States, so the first international hire means a second payroll vendor and a separate compliance model.; Rain Instant Pay the free option takes one to three business days, so in practice employees who need money urgently pay the instant fee, which makes the free tier close to theoretical.
  • They diverge on capability: OnPay covers Single plan, Rain Instant Pay covers Earned wage calculation.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which OnPay and Rain Instant Pay actually diverge.

Attributes where OnPay and Rain Instant Pay differ
AttributeOnPayRain Instant Pay
PlatformsWebWeb, iOS, Android

Identical on both: starting price (On request), pricing model (quote), free tier (No), user rating (Not yet rated), category (Payroll).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in OnPay

  • Single plan
  • Tax filing and payment
  • Vertical payroll support
  • Benefits brokerage
  • Workers compensation
  • Contractor payments
  • Basic HR tools
  • Accounting integrations

Only in Rain Instant Pay

  • Earned wage calculation
  • Instant transfer
  • Free ACH transfer
  • Payroll deduction file
  • Employer dashboard
  • Tip and off-cycle payouts

What people use each for

The jobs each tool is most often brought in to do.

OnPay

  • A farm running agricultural payroll that needs Form 943 rather than the standard quarterly filingnot Rain Instant Pay
  • A church or nonprofit with clergy compensation rules that mainstream providers decline to handlenot Rain Instant Pay
  • A restaurant group needing tip credit and minimum wage make-up calculated correctly each pay periodnot Rain Instant Pay
  • A small business that wants one price for payroll rather than a tiered plan it has to keep upgradingnot Rain Instant Pay

Rain Instant Pay

  • A senior living operator trying to fill open shifts by offering same-day access to earned paynot OnPay
  • A restaurant group replacing paper cheque advances and cash tip payoutsnot OnPay
  • A staffing agency competing for hourly workers who compare pay access when choosing assignmentsnot OnPay
  • An employer with high first-90-day turnover wanting a retention lever that does not raise wage costnot OnPay

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

OnPay

  • OnPay operates only in the United States, so the first international hire means a second payroll vendor and a separate compliance model.
  • There is no native mobile application, only a responsive web interface, which employers with field or shift-based staff notice immediately.
  • The HR functionality is administrative and does not replace an HRIS, so performance, learning and any real workflow automation need another product.
  • Time and attendance is handled through integrations rather than natively, meaning hours arrive from a third-party system that has to be reconciled when it disagrees with payroll.
  • Reporting is functional but limited, and companies that want cost analysis by department, project or location generally export to a spreadsheet rather than build it in the product.

Rain Instant Pay

  • The free option takes one to three business days, so in practice employees who need money urgently pay the instant fee, which makes the free tier close to theoretical.
  • Fees of two to four dollars on small withdrawals represent a high effective cost to the worker, and employers who market it as a free benefit are describing their own invoice, not the employee experience.
  • Access is capped at roughly half of earned wages per pay period, which frequently falls short of what an employee in genuine difficulty needs and pushes them to other credit anyway.
  • It requires reliable time and attendance integration, and employers with manual timekeeping or multiple payroll systems face a long implementation before anyone can draw a cent.
  • US state-level earned wage access regulation is still changing, and a company operating across many states can find rules on fees and disclosures differ by jurisdiction mid-contract.

Pricing, plan by plan

OnPay

On request
  • OnPay$undefined/month
    • One published plan combining a flat monthly base fee with a per person charge
    • No feature tiers, upgrades or add-on modules
    • Unlimited pay runs and multi-state filing included

Rain Instant Pay

On request
  • Rain Instant Pay$undefined/year
    • Employer cost quoted, commonly no subscription fee
    • Employee pays roughly 1.99 to 3.99 per instant transfer
    • Standard ACH transfer free to the employee, one to three days

Which should you pick?

Choose OnPay if

  • You need single plan.
  • You also want tax filing and payment.
OnPay review

Choose Rain Instant Pay if

  • You need earned wage calculation.
  • You work on Web, iOS, Android.
  • You also want instant transfer.
Rain Instant Pay review

Questions people ask

Is OnPay or Rain Instant Pay better?
Neither clearly leads. OnPay starts at On request and Rain Instant Pay at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, OnPay or Rain Instant Pay?
OnPay starts at On request and Rain Instant Pay at On request.
Does OnPay or Rain Instant Pay run on more platforms?
OnPay runs on Web. Rain Instant Pay runs on Web, iOS, Android.
What is OnPay best used for?
OnPay is most often used for a farm running agricultural payroll that needs form 943 rather than the standard quarterly filing, a church or nonprofit with clergy compensation rules that mainstream providers decline to handle, a restaurant group needing tip credit and minimum wage make-up calculated correctly each pay period, a small business that wants one price for payroll rather than a tiered plan it has to keep upgrading. Of those, a farm running agricultural payroll that needs form 943 rather than the standard quarterly filing and a church or nonprofit with clergy compensation rules that mainstream providers decline to handle are not what Rain Instant Pay is typically brought in for.
What can OnPay do that Rain Instant Pay cannot?
OnPay covers Single plan, Tax filing and payment, Vertical payroll support, Benefits brokerage. Rain Instant Pay covers Earned wage calculation, Instant transfer, Free ACH transfer, Payroll deduction file.

Answered from the vendors’ own pages

OnPay: How is OnPay priced?

As a single published plan with a flat monthly base fee plus a charge per person paid, with no feature tiers. Contractors are charged at the same per person rate as employees.

Rain Instant Pay: Does the employer pay anything?

Usually not a subscription. The revenue comes from employee instant transfer fees, unless the employer chooses to subsidise them.

OnPay: Does it handle payroll outside the United States?

No. It is US-only, in all fifty states, including multi-state filing at no extra cost.

Rain Instant Pay: How much does an employee pay?

Nothing for a standard ACH transfer taking one to three days, and roughly 1.99 to 3.99 for an instant transfer to a debit card.

OnPay: Why do farms and churches use it?

It supports Form 943 agricultural filing, clergy housing allowance and Social Security exemption rules, and 501(c)(3) nonprofit payroll, which several larger providers do not.

Rain Instant Pay: How much can be withdrawn?

Typically up to about 50 percent of wages earned so far in the current pay period.

OnPay: Is there a mobile app?

No. Employers and employees use a responsive web interface, which is a genuine gap for shift-based workforces.

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