What it does
OnPay is straightforward small-business payroll: run payroll, file payroll taxes automatically, handle direct deposit, and manage basic HR/benefits/onboarding, all in one flat-priced plan without the tiered upsell ladder bigger payroll platforms use. It's built for a small business owner who wants payroll handled correctly without becoming a payroll expert, and it's consistently praised for actually-responsive human support, which is unusual in the category.
Free tier
No
Starts at
$40/mo
Setup
easy
Key features
Integrates with
QuickBooks, Xero, FreshBooks
Who this fits
- Small businesses (1-50 employees) wanting simple, flat-rate payroll without a confusing tier structure
- Trades, restaurants, and nonprofits — businesses without a dedicated HR/finance function that need payroll to just work
- Owners who value real phone/human support access over a self-serve-only platform
- Businesses in all 50 states needing multi-state payroll tax filing handled automatically
Who it does NOT fit
- Larger businesses needing deep HR platform features (performance management, advanced benefits administration at scale) — Rippling or Gusto's higher tiers go further
- Anyone who wants to fully self-manage payroll tax filing and verify every filing personally — OnPay automates this, which is the point, but it means trusting a third party with a genuinely high-stakes compliance function
- Businesses needing payroll integrated tightly into a broader all-in-one HR/IT platform (device management, identity, benefits) — that's Rippling's specific strength
Pricing
Real gotchas
- OnPay's own Terms of Service state that penalties resulting from a negligent error or omission in performing payroll tax services are subject to reimbursement — worth knowing this exists as a contractual protection, but also worth knowing it exists because tax filing errors are a real, documented risk category, not a hypothetical one
- Better Business Bureau complaints include at least one documented case of a failure-to-deposit IRS penalty (over $500) plus a separate case involving an IRS Notice of Intent to Levy with penalties and interest accruing, tied to disputes over OnPay's tax filing execution and responsiveness in resolving the issue — these are serious, real-money failure modes when they occur, not minor billing gripes (Source: Better Business Bureau OnPay complaints, https://www.bbb.org/us/ga/atlanta/profile/business-services/onpay-inc-0443-28040393/complaints)
- Despite the above, OnPay holds a strong 4.8/5 average across 450+ Capterra reviews, with hands-on support cited as a genuine strength — the tax-filing failure cases appear to be a minority outcome, not the norm, but any payroll provider handling tax remittance carries this category of risk and it should be disclosed, not assumed away
- Because OnPay automates tax filing entirely, an owner who doesn't independently verify filings has less visibility into a mistake until a penalty notice arrives — recommend the client periodically spot-check filed confirmations rather than assuming silence means success
Integrations that matter
Otto’s take on this tool
Recommend OnPay when: the client is a small business (1-50 employees), especially trades, restaurants, or nonprofits, wanting simple flat-rate payroll with tax filing included and doesn't need a broader HR/IT platform. Do NOT recommend as a "set and forget" solution — flag that periodic spot-checking of filed tax confirmations is good practice with any automated payroll tax filer, referencing the documented BBB cases as the reason, not as a reason to avoid OnPay outright (its overall review record is strong). Do NOT recommend for larger businesses needing deep HR platform depth — Rippling or Gusto scale further. Pairs with QuickBooks or Xero for accounting reconciliation.
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Editor's curated reviews
307 reviews across TrustPilot - avg 4.1/5Curated by Otto from TrustPilot public reviews (fetched 2026-08-31). OnPay's TrustPilot is strong (85% 5-star of 307 total, 4.1 headline) - praise centers on real human support at signup with no hold times; critical reviews cluster around post-signup service degradation and specific tax-filing lapses. G2 and Capterra were consulted for aggregate context but not directly cited here. Not user-submitted on Ottomately.
“I didn't wait on hold at all - a real person answered, walked me through everything.”
TrustPilot5.0/5“The customer service has been excellent. Communication has been very prompt and clear.”
TrustPilot5.0/5“The interface is very user-friendly, the whole process is smooth, and their customer support is great.”
TrustPilot5.0/5“Easy, fast sign up. Excellent service.”
TrustPilot5.0/5“OnPay sat silently for four months and failed to submit our state tax reports while continuing to take monthly fees.”
TrustPilot1.0/5“Once I was officially signed up, what was great service turned into 'We are experiencing higher than normal call volume.'”
TrustPilot1.0/5“Their response time to tickets is outrageous - I have some waiting 3-4 months, not even assigned yet!”
TrustPilot2.0/5
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