All industries · head to head
Bill.com vs Paychex Flex
Paychex Flex
Payroll & Benefits
Payroll and HR solutions that grow with you
- From
- $39/month
- Rated
- -
The short version
- Only Bill.com has a free tier, so it costs nothing to try first.
- Each has a real cost: Bill.com limited customization of approval workflows and user permissions for complex business needs; Paychex Flex paychex publishes no rate card for Paychex Flex: the payroll page names the Select, Pro and Enterprise packages but gives no per employee fee, no base monthly fee and no setup fee
- They diverge on capability: Bill.com covers AP automation, Paychex Flex covers Payroll Processing.
Where they differ
Only the attributes on which Bill.com and Paychex Flex actually diverge.
| Attribute | Bill.com | Paychex Flex |
|---|---|---|
| Starting price | Free | $39/month |
| Pricing model | Unknown | quote |
| Free tier | Yes | No |
| Platforms | Web | Web, Ios, Android |
| Category | All industries | Payroll & Benefits |
| Founded | 2006 | 1971 |
Identical on both: user rating (Not yet rated).
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 Bill.com
- AP automation
- AR automation
- Payment processing
- Approval workflows
- Document management
- Vendor management
- Cash flow insights
- Mobile approvals
Only in Paychex Flex
- Payroll Processing
- Tax Administration
- HR Services
- Benefits Administration
- Time and Attendance
- Retirement Services
- Sage
- Microsoft 365
Both cover
- QuickBooks
- Xero
- Web support
What people use each for
The jobs each tool is most often brought in to do.
Bill.com
- Invoice processingnot Paychex Flex
- Bill paymentsnot Paychex Flex
- Vendor paymentsnot Paychex Flex
- Cash flow managementnot Paychex Flex
- Financial automationnot Paychex Flex
Paychex Flex
- Running payroll and filing payroll taxes for small and mid sized US businessesnot Bill.com
- Combining payroll with benefits administration and HR services from one vendornot Bill.com
- Handling multi state payroll compliance and year end tax formsnot Bill.com
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Bill.com
- Limited customization of approval workflows and user permissions for complex business needs
- Limited international payment capabilities compared to specialists like Tipalti
- Customer support response times are slow, with agents often lacking product expertise
Paychex Flex
- Paychex publishes no rate card for Paychex Flex: the payroll page names the Select, Pro and Enterprise packages but gives no per employee fee, no base monthly fee and no setup fee
- Pricing is obtained only by requesting a quote or calling sales
- Product capability is split across three packages, so features are tied to a tier whose price is not disclosed
Pricing, plan by plan
Bill.com
Free- Essentials$49/month
- Core AP and AR functionality
- Manual CSV import/export
- Team$65/month
- Automatic 2-way sync with QuickBooks Online, Xero
- Corporate$89/month
- Procurement features
- Custom approval policies
- Sync with NetSuite, Dynamics
Paychex Flex
$39/month- Essentials$39/month
- Payroll Processing
- Tax Services
- Direct Deposit
- Select$undefined/month
- All Essentials features
- HR Administration
- Onboarding
Which should you pick?
Choose Bill.com if
- You need ap automation.
- You want to start without paying.
- You also want ar automation.
Choose Paychex Flex if
- You need payroll processing.
- You work on Web, Ios, Android.
- You also want tax administration.
Questions people ask
- Is Bill.com or Paychex Flex better?
- Neither clearly leads. Bill.com starts at Free and Paychex Flex at $39/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Bill.com or Paychex Flex?
- Bill.com has a free tier; the other does not. Paid plans start at Free for Bill.com and $39/month for Paychex Flex.
- Does Bill.com or Paychex Flex run on more platforms?
- Bill.com runs on Web. Paychex Flex runs on Web, Ios, Android.
- Can I use Bill.com for free?
- Yes. Bill.com has a free tier, so you can try it without paying. Paychex Flex starts at $39/month.
- What is Bill.com best used for?
- Bill.com is most often used for invoice processing, bill payments, vendor payments, cash flow management. Of those, invoice processing and bill payments are not what Paychex Flex is typically brought in for.
- What can Bill.com do that Paychex Flex cannot?
- Bill.com covers AP automation, AR automation, Payment processing, Approval workflows. Paychex Flex covers Payroll Processing, Tax Administration, HR Services, Benefits Administration. Both handle QuickBooks, Xero, Web support.
Answered from the vendors’ own pages
Bill.com: What payment methods does Bill.com support?
Bill.com supports ACH transfers, checks, corporate cards, and international transfers. ACH payments cost $0.59 per transaction, checks cost $1.99, and card payments incur a 2.9% fee.
SourceBill.com: Does Bill.com offer a free tier?
Yes. Bill.com offers a free Spend & Expense plan for access to credit lines from $1,000-$5M with corporate cards, budgets, and expense tracking.
SourceBill.com: Which accounting systems does Bill.com integrate with?
Bill.com integrates with QuickBooks Online, QuickBooks Enterprise, Oracle NetSuite, Sage Intacct, Microsoft Dynamics, and Xero, with automatic two-way syncing on most plans.
SourceRelated pages
More on Paychex Flex
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