Softwr

Accounting · head to head

Billit vs Polar

Billit logo

Billit

Accounting

Belgian invoicing and accounting software with Peppol e-invoicing

From
Free
Rated
-
Full reviewWebsite
Polar logo

Polar

Accounting

Billing and revenue platform for AI and infrastructure companies

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Billit annual billing required to get approximately 15% discount (one free month included); Polar percentage-based fees higher than some specialized processors for high-volume transactions

Where they differ

Only the attributes on which Billit and Polar actually diverge.

Attributes where Billit and Polar differ
AttributeBillitPolar
Pricing modelsubscriptionPercentage of transaction plus per-transaction fee
PlatformsWebWeb, API

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 Billit

Nothing recorded that Polar does not also cover.

Only in Polar

  • Usage Billing
  • Subscriptions
  • Seat Management
  • Prepaid Credits
  • Hosted Checkout
  • Cost Insights
  • Merchant of Record

What people use each for

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

Billit

  • Invoice generation and document management for freelancers and small businessesnot Polar
  • E-invoicing and Peppol compliance for European businessesnot Polar
  • Recurring billing and payment reminder workflowsnot Polar

Polar

  • Billing for token and API call consumption by LLM applicationsnot Billit
  • Managing tiered pricing for infrastructure usage-based servicesnot Billit
  • Handling subscription and usage hybrid modelsnot Billit
  • Monetizing AI APIs with usage metering and creditsnot Billit

Where each one falls short

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

Billit

  • Annual billing required to get approximately 15% discount (one free month included)
  • Additional user seats cost €5 per user per month on top of plan price
  • Overage pricing per document decreases with tier, penalizing rapid growth within a tier

Polar

  • Percentage-based fees higher than some specialized processors for high-volume transactions
  • Merchant of record model may not suit companies preferring direct payment control
  • Free Starter tier limited with 5% fees reducing appeal for production use
  • Setup and integration effort required despite API simplicity

Pricing, plan by plan

Billit

Free
  • Starter$7.5/month
    • Up to 25 documents per month
    • Peppol e-invoicing
    • Invoice customization
  • Growth$25/month
    • Up to 500 documents per month
    • All Starter features
    • Additional documents: €0.25 per document
  • Professional$250/month
    • Up to 1,000 documents per month
    • All Growth features
    • Additional documents: €0.15 per document
  • Enterprise$null/month
    • 1,000+ documents per month
    • Custom pricing

Polar

Free
  • StarterFree
    • 5% + $0.50 per transaction
    • Free tier for testing
    • Basic features
  • Pro$20/month
    • 3.8% + $0.40 per transaction
    • Full platform access
    • Cost insights
  • Growth$100/month
    • 3.6% + $0.35 per transaction
    • Priority support
    • Volume benefits
  • Scale$400/month
    • 3.4% + $0.30 per transaction
    • Dedicated support
    • Custom integration

Which should you pick?

Choose Billit if

  • You want to start without paying.
Billit review

Choose Polar if

  • You need usage billing.
  • You want to start without paying.
  • You work on Web, API.
  • You also want subscriptions.
Polar review

Questions people ask

Is Billit or Polar better?
Neither clearly leads. Billit starts at Free and Polar at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Billit or Polar?
Billit starts at Free and Polar at Free.
Does Billit or Polar run on more platforms?
Billit runs on Web. Polar runs on Web, API.
Can I use Billit for free?
Both have a free tier, so you can try either at no cost before committing.
What is Billit best used for?
Billit is most often used for invoice generation and document management for freelancers and small businesses, e-invoicing and peppol compliance for european businesses, recurring billing and payment reminder workflows. Of those, invoice generation and document management for freelancers and small businesses and e-invoicing and peppol compliance for european businesses are not what Polar is typically brought in for.
What can Billit do that Polar cannot?
Polar covers Usage Billing, Subscriptions, Seat Management, Prepaid Credits.

Answered from the vendors’ own pages

Billit: What does Billit Starter plan include and how much does it cost?

Billit Starter is €7.50 per month (or €22.92 per month with annual billing, roughly 15% off) and supports up to 25 documents per month. All plans include Peppol e-invoicing, invoice customization, quotes, mobile app, bank integration, and payment reminders. Extra documents over the limit cost €0.50 each.

Source
Polar: Do you handle international payments and taxes?

Yes, Polar acts as merchant of record in 100+ markets, handling payment processing, tax collection, and compliance automatically.

Source
Billit: How much does it cost to add team members to a Billit account?

The first user is included in your plan. Additional team members cost €5 per user per month. Bookkeepers and accountants can access the accountant portal for free.

Source
Polar: Is there a free tier?

Yes, the Starter plan is free and charges 5% + $0.50 per transaction, ideal for testing and early-stage development.

Source
Billit: What is the difference between Billit Growth and Professional plans?

Billit Growth is €25/month for up to 500 documents monthly (€0.25 per overage). Professional is €250/month for up to 1,000 documents monthly (€0.15 per overage). Both include all features; the only differences are document limit and overage rates.

Source
Polar: Do you offer discounts for startups?

Yes, the Startup Program provides the Scale plan free for 12 months for early-stage AI companies.

Source
Share

Related pages

More on Billit

More on Polar

Keep looking

Other head to heads