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Accounting · head to head

Mercury vs Xero

Mercury logo

Mercury

Accounting

Banking for startups

From
Free
Rated
-
Full reviewWebsite
Xero logo

Xero

Accounting

Beautiful accounting software

From
$13/month
Rated
-
Full reviewWebsite

The short version

  • Only Mercury has a free tier, so it costs nothing to try first.
  • Each has a real cost: Mercury treasury access requires a $250,000 balance held with Mercury; Xero the Early plan caps you at 20 invoices and 5 bills per month, and the invoice limit counts both approving and sending
  • They diverge on capability: Mercury covers Business checking, Xero covers Bank reconciliation.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Mercury and Xero actually diverge.

Attributes where Mercury and Xero differ
AttributeMercuryXero
Starting priceFree$13/month
Pricing modelfreemiumsubscription
Free tierYesNo
PlatformsWeb, Ios, AndroidWeb, Ios, Android, Api
Founded20192006

Identical on both: 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 Mercury

  • Business checking
  • Savings accounts
  • Virtual cards
  • Team management
  • API access
  • QuickBooks
  • Xero
  • FDIC insured

Only in Xero

  • Bank reconciliation
  • Invoicing
  • Bill payment
  • Expense claims
  • Financial reporting
  • Inventory tracking
  • Project tracking
  • Mobile apps

Both cover

  • Stripe

What people use each for

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

Mercury

  • Business banking and payments for startupsnot Xero
  • Managing treasury, invoicing and corporate cards from one accountnot Xero

Xero

  • Small business bookkeeping, invoicing and bank reconciliationnot Mercury
  • Bill payment and purchase order managementnot Mercury
  • Sharing books with an accountant or bookkeepernot Mercury

Where each one falls short

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

Mercury

  • Treasury access requires a $250,000 balance held with Mercury
  • Non USD international wires carry a 1% conversion fee
  • Choosing OUR wire coding, which covers intermediary bank charges, costs $15 per wire
  • ACH invoicing is $1 per transaction on Mercury Plus and only free on the $299 a month Pro plan
  • Advanced and recurring invoicing require Mercury Plus at $29.90 a month

Xero

  • The Early plan caps you at 20 invoices and 5 bills per month, and the invoice limit counts both approving and sending
  • Invoices created by connected app partners count against the Early plan invoice limit
  • Multiple currencies, project time and cost tracking, employee expense and mileage claims and industry benchmarking are restricted to the top Established plan at $90 per month
  • Cash flow forecasting is capped at 30 days on Early and 60 days on Growing, with 180 days only on Established
  • Payroll is not included in any plan and costs an extra $36 a month plus $6 per employee or contractor through Gusto
  • Inventory Plus is a paid optional add-on rather than part of any plan
  • The advertised 90% off applies only to the first 6 months, after which the regular $25, $55 or $90 monthly price auto-renews
  • The introductory discount excludes add-ons, usage charges and payment fees
  • Payment fees apply to online invoice payments and to bill payments other than standard domestic ACH, and are billed on top of the subscription
  • Subscriptions are billed monthly with no annual payment option, and after upgrading you must wait one month before downgrading to a cheaper plan
  • Xero states subscription prices are increasing from October 1, 2026

Pricing, plan by plan

Mercury

Free
  • Mercury (Free)Free
    • ACH payments
    • Domestic wires
    • Real-time payments
  • Mercury Plus$29.9/month
    • Invoice ACH debits
    • Recurring invoices
    • Invoicing API (500/month)
  • Mercury Pro$299/month
    • All Plus features
    • Relationship manager
    • Free ACH invoice debits

Xero

$13/month
  • Early$13/month
    • Send 20 invoices
    • Enter 5 bills
    • Reconcile bank transactions
  • Growing$37/month
    • Unlimited invoices & bills
    • Bulk reconcile transactions
    • Short-term cash flow
  • Established$70/month
    • Everything in Growing
    • Use multiple currencies
    • Track projects

Which should you pick?

Choose Mercury if

  • You need business checking.
  • You want to start without paying.
  • You work on Web, Ios, Android.
  • You also want savings accounts.
Mercury review

Choose Xero if

  • You need bank reconciliation.
  • You work on Web, Ios, Android, Api.
  • You also want invoicing.
Xero review

Questions people ask

Is Mercury or Xero better?
Neither clearly leads. Mercury starts at Free and Xero at $13/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Mercury or Xero?
Mercury has a free tier; the other does not. Paid plans start at Free for Mercury and $13/month for Xero.
Does Mercury or Xero run on more platforms?
Mercury runs on Web, Ios, Android. Xero runs on Web, Ios, Android, Api.
Can I use Mercury for free?
Yes. Mercury has a free tier, so you can try it without paying. Xero starts at $13/month.
What is Mercury best used for?
Mercury is most often used for business banking and payments for startups, managing treasury, invoicing and corporate cards from one account. Of those, business banking and payments for startups and managing treasury, invoicing and corporate cards from one account are not what Xero is typically brought in for.
What can Mercury do that Xero cannot?
Mercury covers Business checking, Savings accounts, Virtual cards, Team management. Xero covers Bank reconciliation, Invoicing, Bill payment, Expense claims. Both handle Stripe.

Answered from the vendors’ own pages

Mercury: Is Mercury business banking free?

Mercury's base banking tier is free and includes ACH payments, domestic wire transfers, real-time payments, Bill Pay, and QuickBooks/Xero automations at no monthly cost.

Source
Mercury: What does Mercury Plus add beyond the free tier?

Mercury Plus costs $29.90 per month and adds invoice ACH debits, recurring invoice capabilities, invoicing API with 500 calls per month, unlimited 1099 filings, and access to partner benefits.

Source
Mercury: Does Mercury charge monthly account fees?

No, Mercury states there are no minimum account balance requirements, overdraft fees, required monthly fees, or account opening fees. The free tier includes essential business banking, with paid tiers available for additional features.

Source
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