Softwr

Accounting · head to head

Bill.com vs Lago

Bill.com logo

Bill.com

Accounting

Automate your financial workflows

From
Free
Rated
-
Full reviewWebsite
Lago logo

Lago

Accounting

Open-source billing infrastructure for usage-based models

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Bill.com limited customization of approval workflows and user permissions for complex business needs; Lago free tier limited to 10,000 entities per month with 5M event cap
  • They diverge on capability: Bill.com covers AP automation, Lago covers Real-time usage metering.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Bill.com and Lago actually diverge.

Attributes where Bill.com and Lago differ
AttributeBill.comLago
Pricing modelUnknownFreemium with optional paid tiers
PlatformsWebWeb, Cloud, Self-hosted, On-premise, VPC
Founded2006Unknown

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Accounting).

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 Lago

  • Real-time usage metering
  • Multiple pricing models
  • Automated invoicing
  • Prepaid credits
  • Entitlements
  • Multi-currency support
  • Payment orchestration
  • Revenue analytics

What people use each for

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

Bill.com

  • Invoice processingnot Lago
  • Bill paymentsnot Lago
  • Vendor paymentsnot Lago
  • Cash flow managementnot Lago
  • Financial automationnot Lago

Lago

  • Building usage-based billing for high-volume APIs and infrastructurenot Bill.com
  • Implementing metered billing for AI and tokenized servicesnot Bill.com
  • Creating subscription and hybrid pricing modelsnot Bill.com
  • Managing multi-currency billing for global companiesnot Bill.com
  • Maintaining billing infrastructure without vendor lock-innot 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

Lago

  • Free tier limited to 10,000 entities per month with 5M event cap
  • No specific pricing published for Pro annual plan or Scale plan
  • Self-hosted and on-premise deployments require engineering resources
  • Community support only on free tier
  • Scale plan requires annual contracts and sales engagement

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

Lago

Free
  • Build (Free)Free
    • 10,000 managed entities per month
    • 5M usage events per month
    • 1K events per second rate limit
  • Pro$399/month
    • 10,000 entities included (graduated pricing to 100K)
    • 25M usage events included (to 500M with graduated rates)
    • 10K events per second (upgradeable to 100K)
  • Scale$null/custom
    • Custom entity and event volumes
    • 50K events per second (upgradeable to 100K)
    • RBAC and SSO (SAML)

Which should you pick?

Choose Bill.com if

  • You need ap automation.
  • You want to start without paying.
  • You also want ar automation.
Bill.com review

Choose Lago if

  • You need real-time usage metering.
  • You want to start without paying.
  • You work on Web, Cloud, Self-hosted, On-premise, VPC.
  • You also want multiple pricing models.
Lago review

Questions people ask

Is Bill.com or Lago better?
Neither clearly leads. Bill.com starts at Free and Lago at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Bill.com or Lago?
Bill.com starts at Free and Lago at Free.
Does Bill.com or Lago run on more platforms?
Bill.com runs on Web. Lago runs on Web, Cloud, Self-hosted, On-premise, VPC.
Can I use Bill.com for free?
Both have a free tier, so you can try either at no cost before committing.
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 Lago is typically brought in for.
What can Bill.com do that Lago cannot?
Bill.com covers AP automation, AR automation, Payment processing, Approval workflows. Lago covers Real-time usage metering, Multiple pricing models, Automated invoicing, Prepaid credits.

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.

Source
Lago: Can I use Lago open-source for free?

Yes, Lago is open-source under the AGPLv3 license and can be self-hosted. The cloud-based Build plan is also free with limits of 10,000 entities and 5M events per month.

Source
Bill.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.

Source
Lago: What payment providers does Lago integrate with?

Lago integrates with Stripe and Adyen for payment processing. It is not a payment processor itself but orchestrates payments through these providers.

Source
Bill.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.

Source
Lago: Does Lago support multiple currencies?

Yes, Lago supports multi-currency billing with automatic currency conversion for global businesses.

Source
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