Mews · Conversion tracking
Conversion tracking for Mews hotels
Mews opens its booking engine as an overlay on your hotel's website, then hands payment and confirmation to app.mews.com. Its GTM integration is well documented: ga4_ prefixed pageview events from ApplicationLoaded to BookingCreated and ConfirmationLoaded, a full ecommerce set through purchase, and a GTM skeleton JSON to import. Two details catch most hotels. Prices are gross, and the purchase only fires if the guest consents again on app.mews.com.
✓ 30-minute call · No commitment · You leave with a written remediation plan even if we’re not the right fit.
Written guarantee
95%+ conversion accuracy on Mews
Measured against your own order records at handover. Miss it and we keep working at no cost until it’s met.
Built on — and certified for — the platforms that matter
Stape
Pro Partner
Meta
Tech Provider
Tag Manager
TikTok
Events API
Microsoft
UET Partner
CAPI Partner
CAPI Partner
Built on the same partner stack used by enterprise DTC brands.
By the numbers
No fake testimonials.Just the math.
70+
Platforms supported
Shopify · Woo · Magento · BigCommerce · 65 more
8+ / 10
Meta EMQ guaranteed
in writing — keep working free until hit
2–4d
Build to live
accurate data flowing within 7 days
$0
Monthly fees, ever
one-time fixed price · you own the stack
400d
Cookie lifetime
max RFC 6265bis allows · 57× Safari ITP
9
Ad channels covered
Meta · Google · TikTok · MS · LI · Pin · Snap · Reddit · X
95%+
Tracking accuracy
verified vs Stripe · GA4 · ad-platform reports
30 min
Free founder call
no SDR · no pitch deck · written remediation plan
Every figure above is either a commitment we put in writing or a countable fact. What your own setup is losing is not on this list, because we haven’t measured it yet — that happens on the call, against your own order records.
Real clients · real videos · real outcomes
Don’t take our word for it. Watch the receipts.
Founders, marketers, and agency owners describing the before-and-after of their Mews tracking rebuild — in their own words, on camera.
What goes wrong on Mews
Consent asked twice
A guest who declines on app.mews.com never produces a purchase, even after accepting on your site.
Gross prices as revenue
Taxes and fees inflate ROAS.
Overlay to app.mews.com
Without cross-domain configuration, sessions break at payment.
Native Meta and Google Ads unclear
Neither is documented as a native field, so teams improvise.
Architecture
What Mews actually lets you do
Some of the best-documented hotel tracking around, with one consent wrinkle.
Step 1
GTM container ID field
Your container runs in the booking engine.
Step 2
ga4_ pageview events
From ga4_ApplicationLoaded through ga4_BookingCreated and ga4_ConfirmationLoaded.
Step 3
GA4 ecommerce events with gross prices
select_promotion through purchase.
Step 4
A GTM skeleton JSON
Mews' own starting container.
Step 5
Cross-domain and consent on app.mews.com
Both required, and consent there gates the purchase. Native Meta and Google Ads fields are unverified.
Diagnostic sequence
Where Mews tracking breaks
Most Mews gaps trace to consent or domains, rarely to missing events.
- 1
Book once, accepting consent on app.mews.com
If purchase fires, the tagging works.
- 2
Book once, declining it
The missing purchase is expected; measure how often it happens.
- 3
Check the session across domains
A new session at app.mews.com means cross-domain is off.
- 4
Compare purchase value with net revenue
Gross prices make the gap obvious.
- 5
Check where Meta and Google Ads tags live
In your container, mapped from the Mews dataLayer.
Source-of-truth validation
The QA evidence on Mews
On your live site and app.mews.com, with two real bookings — one consenting, one declining — cancelled afterward.
- The consenting booking produces exactly one purchase in each destination.
- The declining booking confirmed to send nothing it shouldn't.
- Session continuity confirmed from your domain to app.mews.com.
- Value confirmed as net, derived from Mews' gross price.
- Reservations reconciled per booking over a closed month, with the consent gap quantified.
- Both test bookings repeated after a month and after any Mews release.
Straight talk
When you don't need this on Mews
Mews' documentation already does much of the work.
- If your team imported the Mews GTM skeleton and only runs GA4, you may only need cross-domain checked.
- If you advertise mainly on Google and accept modeled conversions for the consent gap, browser-side may be fine.
- If most revenue arrives through OTAs, this is a small share of your bookings.
- An agency comfortable in GTM can map these events themselves, and we'd say so.
Who this is for
Honest about who we’re a fit for.
We don’t take every project. Here’s how to tell if we’re right for you.
You’re a great fit if…
- You run Mews (or are migrating to it)
- You spend $5K+/month on paid ads (Meta, Google, TikTok, Microsoft, LinkedIn)
- Your reported ROAS doesn’t match what your bank account is saying
- You want to own your tracking stack — no monthly SaaS fees forever
- You have 2–4 days to do this once and never think about it again
Skip us if…
- You spend less than $500/month on paid ads (browser pixel is fine)
- You want a SaaS dashboard with monthly fees forever (Triple Whale, Hyros)
- You need attribution modeling — we fix the data foundation, not multi-touch reports
- You want a 6-month enterprise consulting engagement (we ship in 4 days)
- You expect us to manage your ad accounts (we don’t — that’s a different service)
If you’re still unsure,book the call anyway— we’ll tell you straight whether we can help.
What changes on Mews
Purchases you can explain
Server-sideConsent gaps measured rather than mistaken for broken tracking.
Net value on every reservation
8+ EMQCalculated from the gross price Mews sends.
One session from site to confirmation
DedupedCross-domain set between your domain and app.mews.com.
The event map for a Mews hotel
ga4_ApplicationLoaded
Overlay opened.
view_item_list and select_promotion
Rates and offers seen.
add_to_cart and remove_from_cart
Room choices changing.
begin_checkout and add_payment_info
On app.mews.com.
purchase and ga4_BookingCreated
The reservation, converted to net value.
Consent outcome on app.mews.com
Recorded so the gap is visible.
Pick the package that fits your ad spend
Fixed-fee, no surprises. If your ad spend is meaningful,server-side tracking is what we recommend— it’s the only setup that survives iOS, Safari ITP and ad blockers.
Browser-side starter
Repairs and verifies the browser-side setup you already have, on a live conversion. Honest about its ceiling on this platform.
- Root cause fixed, not worked around
- Verified on a live conversion
- Reconciled against your own records
- Written handover
1st-party server-side
Save $18K–$120K over 5 years vs Triple Whale / Hyros
Money events sent from your own records through a first-party container on your subdomain, so the browser can no longer lose them.
- First-party server container on your own subdomain
- Money events from your 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
Full 1st-party stack
Every paid channel server-side plus the offline loop, with monitoring so the next break surfaces in days.
- Everything in 1st-party server-side
- Pinterest, Snapchat, Reddit and LinkedIn CAPI
- CRM and offline conversion loop
- Refunds and cancellations reversed everywhere
- Monitoring on every destination
Not sure which tier fits?Book a 30-min scoping call— we’ll tell you straight, no upsell pressure.
How it works
Built in 2–4 days. Accurate data within 7.
We deliver the entire 1st-party server-side stack in 2–4 business days. You start collecting accurate, deduped conversion data the moment it goes live — and within 7 days every signal is flowing cleanly to Meta, Google, TikTok and the rest.
Kickoff + audit
30-min call. We map your current pixels, GTM, dataLayer, consent setup, and ad-platform integrations. You get a written report of every leak.
Build the stack
Server-side GTM container deployed on your subdomain. Meta CAPI · Google EC · TikTok Events API · Microsoft UET wired. Identity match + dedup configured.
QA + go-live
Live-fire test purchases across every funnel step. Meta EMQ verified at 8+. Tag Assistant + Pixel Helper passes. Side-by-side report delivered.
Verify accuracy
Your data flows clean. Within 7 days every signal — Meta, Google, TikTok, Microsoft — is fully accurate. Notion runbook + Loom walkthrough handoff.
Got questions?
The honestanswers.
No buzzwords, no upsell. If we don’t know, we say so.
01Why are Mews purchases missing in GA4?
Often because the guest declined consent on app.mews.com. Mews gates purchase on that consent, so some gap is expected; measure it rather than chasing a bug.
02Are Mews prices net or gross?
Gross. Subtract taxes and fees in GTM so ad platforms see room revenue.
03Does Mews have a Meta Pixel field?
No native one is documented. Meta tags go in your GTM container, mapped from the Mews dataLayer.
04Do we need cross-domain if the engine is an overlay?
Yes. Payment and confirmation happen on app.mews.com, so without it the session breaks at checkout.
05Should we use the Mews GTM skeleton?
As a reference, yes. Compare it with your container rather than importing it over existing work.
Still have questions?Book a 30-min call— bring them all.
The call
What happens on your free 30-min call
No pitch deck, no SDR, no upsell pressure. Founder-led. Bring your ad-platform screens and yourMews setup — we’ll work through it together.
Min 1–5
We get the lay of your store
What you sell, what you spend on ads, who handles dev. Quick context-gathering — no questionnaire upfront.
Min 5–15
We audit your tracking live
Screen-share. We open your Meta Events Manager, GTM, and ad reports. You see exactly which conversions are leaking.
Min 15–25
We map a fix
What needs rebuilding, what stays. The exact Mews setup we'd ship and what it would recover for you.
Min 25–30
Decide. Or don’t.
If we're a fit, we send a 1-page proposal in writing. If not, you walk away with a free remediation plan you can hand to anyone.
Get Mews bookings counted through both consent prompts
Give us a free 30 minutes and we run one booking through the overlay with you and see where it lands, and you leave with a written plan — which may only be a cross-domain fix.
Free · 30-min consultation · No commitment · Replies in under 2 hours · Available worldwide via WhatsApp
95% tracking accuracy guarantee
Free 30-min consultation · from $400 · 1st-party server-side
95% guarantee · from $400
