CookieYes → Snowflake · Conversion tracking
Connecting CookieYes to Snowflake
CookieYes serves smaller sites that adopted a consent banner because a plugin suggested it, which frequently means the banner is stricter than the business's legal position requires. Snowflake's distinguishing feature is that two organisations can join data without either copying it to the other, which turns measurement between partners from a legal negotiation into a query. The join between them succeeds or fails on one thing: whether whatever join key both parties agree on, usually a hashed identifier reaches the CookieYes consent record before the conversion happens, because Snowflake can only match a conversion it can tie back to a click it recognizes.
✓ 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 CookieYes → Snowflake
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 CookieYes → Snowflake tracking rebuild — in their own words, on camera.
Why this join usually fails
Whatever join key both parties agree on, usually a hashed identifier never reaches CookieYes
The single most common cause. Default configurations frequently block before consent, so identifier capture is lost on the first page for every visitor.
A banner stricter than the law requires
Plugins default to the strictest setting because that is safest for the plugin vendor. For a business whose customers are all in a market with different rules, that default costs a large share of measurable conversions and buys no protection that was needed.
A clean room that answers a question nobody agreed on
The technology makes the join possible; it does not make the definitions match. Two organisations measuring the same campaign will disagree about what a conversion is, which window applies and whose attribution model governs — and the query will return a confident number for whichever set of assumptions got written into the SQL.
Nothing reconciles afterwards
An upload that succeeds is not an upload that matched. Snowflake will not tell you anything is wrong. Verify by querying against each party's own totals and checking for duplicate rows on the join key before trusting any aggregate.
Architecture
How CookieYes and Snowflake actually connect
Two systems that know nothing about each other. Everything below exists to give them one shared reference.
Step 1
CookieYes holds the truth
For a small business the practical question is often whether the banner configuration matches the obligation. A default-deny banner in a market with no such requirement is data thrown away for nothing.
Step 2
Snowflake needs a click to match
A schema both sides agree on, consistent types, and identifiers normalised identically before hashing. The failure mode is not rejection but silent divergence — a timestamp in the wrong zone or a trimmed-versus-untrimmed email produces answers that look plausible.
Step 3
The identifier is the bridge
Whatever join key both parties agree on, usually a hashed identifier, captured at the visit and carried into the CookieYes consent record. Without it there is nothing to join on and no tool fixes that.
Step 4
The event source decides reliability
Send consented conversions with the consent rate stated.
Step 5
Deduplication at the destination
Nothing deduplicates for you. Loads are at-least-once, so a retried pipeline creates duplicate rows and the only protection is a deduplication step you write and actually schedule.
Diagnose it honestly
Working vs. broken, side by side
Both states look identical from the Snowflake dashboard, which is why this runs for months before anyone notices.
Normal — not a fault
Whatever join key both parties agree on, usually a hashed identifier present on the consent record
Visible on the record itself in CookieYes, not merely captured somewhere on the site.
Sent from your order system, gated on consent
Server-side, so it does not depend on the customer's browser still being there.
Deduplicated correctly
Nothing deduplicates for you. Loads are at-least-once, so a retried pipeline creates duplicate rows and the only protection is a deduplication step you write and actually schedule.
Reconciles with the source
Snowflake's count and CookieYes's records agree within a few percent over a closed window.
Actually broken
Whatever join key both parties agree on, usually a hashed identifier missing on most records
Default configurations frequently block before consent, so identifier capture is lost on the first page for every visitor.
Sent from the browser
Anyone who closes the tab, blocks the script or converts without a page load is invisible. Plugins default to the strictest setting because that is safest for the plugin vendor. For a business whose customers are all in a market with different rules, that default costs a large share of measurable conversions and buys no protection that was needed.
Counted twice, or not at all
The technology makes the join possible; it does not make the definitions match. Two organisations measuring the same campaign will disagree about what a conversion is, which window applies and whose attribution model governs — and the query will return a confident number for whichever set of assumptions got written into the SQL.
Nobody has reconciled it
The dashboard shows a number and no one has compared it to CookieYes. A wrong number that nobody checks is indistinguishable from a right one.
Diagnostic sequence
Diagnostic order
Each step rules out a class of cause. Run them in order and the last one usually has a single explanation standing.
- 1
Count consent records carrying whatever join key both parties agree on, usually a hashed identifier
The ceiling on everything else. Do this before debugging anything downstream.
- 2
Follow one real conversion end to end
From the ad click through CookieYes and into Snowflake.
- 3
Confirm which regulations actually apply to your customer base
A legal question, not a technical one, and worth answering before accepting a default that costs you a third of your data.
- 4
Write down both parties' conversion definitions before writing any query
Definition mismatch, not technology, is what makes most partner measurement projects produce numbers neither side trusts.
- 5
Read the match rate, not the success message
Snowflake will not tell you anything is wrong. Verify by querying against each party's own totals and checking for duplicate rows on the join key before trusting any aggregate.
Source-of-truth validation
How it gets proven
Against CookieYes's own records, not against either platform's dashboard.
- Whatever join key both parties agree on, usually a hashed identifier confirmed present on a live consent record.
- A real conversion followed from click through CookieYes to Snowflake.
- Row counts and revenue reconciled against each source system for a closed window, with duplicates checked on the join key and both definitions documented.
- Consented conversions reconciled against imported figures, with the configuration checked against the obligation.
- Reconciled over a fully closed window, matched per record rather than on totals.
- Re-checked 30 days later.
Straight talk
When you don't need this
Worth reading before paying anyone, including us.
- If Snowflake already reports conversions that reconcile against CookieYes's records within a few percent, this join is working and there is nothing to buy.
- Measure identifier coverage yourself first — pull your last hundred consent records and count how many carry whatever join key both parties agree on, usually a hashed identifier. Ten minutes, free, and it tells you whether any of this is worth doing.
- This is the common case for small sites: get the legal position confirmed first. The right banner may be considerably lighter than the one installed.
- If you have no partner to share data with and one cloud, a warehouse you already run does the same job. The sharing capability is what justifies this one.
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 CookieYes → Snowflake (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 working looks like
Whatever join key both parties agree on, usually a hashed identifier on every consent record
Server-sideCaptured before the conversion and stored where it survives.
Conversions arriving in Snowflake
8+ EMQThe row lands in a table you own, joinable to your own data and — through a share or clean room — to a partner's, without either party moving raw records.
Reconciled against the source
DedupedCookieYes's own records are the reference, not either dashboard.
What gets built
Identifier capture into CookieYes
Check the default blocking behaviour against your actual legal obligation, then capture accordingly.
Event source: your order system, gated on consent
Send consented conversions with the consent rate stated.
Dispatch to Snowflake
Batch or streaming loads from your order system, with the raw event retained alongside anything you derive from it.
Reversals where they exist
Withdrawal stops future sends.
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
Wires the join and verifies it on a live conversion. Honest about its ceiling where the source can only be read from the browser.
- The join built and tested end to end
- Verified on a real conversion
- Reconciled against the source's own records
- Written handover
1st-party server-side
Save $18K–$120K over 5 years vs Triple Whale / Hyros
The join built server-side from the source's own records, so it does not depend on a browser being present when the conversion happens.
- Events sourced from the system of record, not the browser
- Identifier captured and persisted end to end
- Deduplicated at the destination
- Reversals wired where the source supports them
- 95%+ accuracy guaranteed in writing
Full 1st-party stack
Every destination fed from one place, plus monitoring so a broken join surfaces in days rather than at quarter end.
- Everything in 1st-party server-side
- All paid destinations from one container
- CRM and offline loop
- Refunds and cancellations reversed everywhere
- Monitoring per 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 aren't my CookieYes conversions showing in Snowflake?
Almost always because whatever join key both parties agree on, usually a hashed identifier never reached the CookieYes consent record. Default configurations frequently block before consent, so identifier capture is lost on the first page for every visitor. Measure coverage before debugging the dispatch.
02What identifier does Snowflake need?
There is no vendor identifier. In a data share or clean room the key is negotiated: hashed email, order ID, a partner-supplied ID. Normalisation before hashing is the entire match rate, and a formatting difference between two organisations looks exactly like a poor-performing partnership.
03Where should the event come from?
Your order system, gated on consent. Send consented conversions with the consent rate stated.
04How do I know it worked?
Snowflake will not tell you anything is wrong. Verify by querying against each party's own totals and checking for duplicate rows on the join key before trusting any aggregate.
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 yourCookieYes → Snowflake 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 CookieYes → Snowflake 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 CookieYes and Snowflake joined properly
Book a free 30-minute call. We measure your identifier coverage live on your own account, and you leave with a written plan — including the option that you don't need us.
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
