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Multi-currencyEngagement pattern

Reporting correct revenue when the store sells in several currencies

A store selling in multiple currencies reports meaningless revenue if the currency parameter is missing or wrong, because platforms assume a default and add 100 EUR to 100 USD as if they were the same number. The failure is almost invisible: totals look plausible, ROAS looks fine, and only a reconciliation against the store's own settled amounts reveals it. The fix is sending currency with every value and reconciling on the presentment currency the order was actually placed in.

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Multi-currency · what breaks

The situation, as it usually presents — Multi-currency

  1. 01

    Reported revenue that never matches the books

    By a percentage that shifts with the currency mix.

  2. 02

    Currency parameter missing or hard-coded

    A single value for a multi-currency store.

  3. 03

    ROAS distorted by geography

    Markets that look good because their currency inflates.

Multi-currency · the fix

What changes — Multi-currency

  • Currency sent with every value

    Per order, from the order record.

  • Reconciliation on presentment currency

    Then normalized once, deliberately.

  • Comparable performance across markets

    Because the numbers mean the same thing.

Multi-currency · architecture

Why this pattern keeps recurring — Multi-currency

Multi-currency errors survive for years because every individual number looks reasonable.

  1. 1

    Platforms assume a default when currency is absent

    So 100 EUR silently becomes 100 of your account currency.

  2. 2

    Formatted prices are not numbers

    Scraping a displayed price picks up symbols, separators and thousands marks that parse unpredictably.

  3. 3

    Rounding compounds at volume

    A per-order rounding difference is invisible until it's a month of orders.

  4. 4

    Market comparisons become nonsense

    A market looks efficient because its currency has a bigger number, not because it performs better.

Multi-currency · diagnose

How the root cause gets found — Multi-currency

In this order. Each step rules out a class of cause, so the last one usually has a single explanation standing.

  1. 01

    Split store revenue by currency

    For a closed month.

  2. 02

    Check whether currency is sent per order

    Or hard-coded.

  3. 03

    Inspect where the value comes from

    Order record or rendered string.

  4. 04

    Compare the mismatch against the currency mix

    If they move together, that's the cause.

  5. 05

    Confirm the platform's account currency

    And how it converts.

Multi-currency · prove

How the work is proven — Multi-currency

Against the client's own records, not a dashboard turning green.

Source of truth

Store order records, in presentment currency

  • Currency confirmed present and correct on a real order in each currency.
  • Values sourced from the order record, not a rendered price.
  • Reconciliation run per currency and reported per currency.
  • Conversion rules documented so the client's team can re-run it.
  • Reconciled over a fully closed window, matched on ID rather than on totals.
  • Payload evidence captured from real transactions and handed over.
  • The same reconciliation repeated 30 days later.

Multi-currency · free audit

What we check in the free audit

  • Split store revenue by currency
  • Check whether currency is sent per order
  • Inspect where the value comes from
  • Compare the mismatch against the currency mix
  • Confirm the platform's account currency

Checked against

Store order records, in presentment currency

Get my free conversion tracking audit

Free30 minutesNo obligation

Multi-currency · when not to buy

Why there are no client numbers on this page — Multi-currency

Most agency case studies lead with a percentage. This one doesn't, and the reason is worth stating.

  • We don't publish client results we can't substantiate. An audit of this site in August 2026 found named testimonials and before-and-after figures that had never been measured — all of it was removed, and nothing has replaced it that isn't checkable.
  • The results that do exist belong to clients under agreement. Publishing anonymised numbers without their sign-off would be the same problem in a thinner disguise.
  • What we will commit to in writing is 95%+ conversion accuracy and 8+ Meta Event Match Quality, reconciled against your own order records. That is checkable by you, which a case study percentage never is.
  • For proof from actual clients, the video testimonials on the site are real people describing their own rebuild. That is the strongest evidence we have, and it isn't a number we wrote.

Multi-currency · what we deliver

What the work involves — Multi-currency

  • Currency sourced per order

    Not from a site-wide default.

  • Values taken from the order record

    Rather than from a rendered price string.

  • Rounding and conversion rules agreed

    Which rate, applied when.

  • Reconciliation run per currency

    Then combined.

Written guarantee

95%+ tracking accuracy

Measured against Store order records, in presentment currency. Miss it and we keep working at no cost.

Get my free conversion tracking audit

Pricing

Pick the package that fits your ad spend

Browser-side starter

$400One-time fee · lifetime ownership

Repairs the fault in your existing browser-side setup and verifies it on a live transaction. Honest about its ceiling: it fixes this instance, not the class.

  • Root cause fixed, not worked around
  • Verified on a live transaction
  • Reconciled against your own records
  • Written handover
Fix what I have

1st-party server-side

Recommended

$800One-time fee · most popular

Removes the class of failure rather than this instance. Money events sent from your order records through a first-party container on your own subdomain, so the browser can no longer lose them.

  • First-party server container on your own subdomain
  • Money events from your order records, not the browser
  • Deduplicated on a shared event ID at every destination
  • First-party cookies beyond Safari's 7-day cap
  • 95%+ accuracy and 8+ Meta EMQ, guaranteed in writing
Rebuild it server-side

Full 1st-party stack

$1,800One-time fee · lifetime ownership

Every paid channel server-side plus the offline loop, for advertisers whose spend makes an attribution leak more expensive than the build.

  • Everything in 1st-party server-side
  • Pinterest, Snapchat, Reddit and LinkedIn CAPI
  • CRM and offline conversion loop
  • Refunds reversed at every destination
  • Monitoring so the next break surfaces in days
Get the full stack

FAQ

Multi-currency questions, answered

Reconcile in presentment currency, then normalize once for the combined view. Normalizing before reconciling hides the error you're looking for.

Free · 30 min

Get multi-currency revenue reported correctly

Free30 minutesNo obligation