ROAS drop alert

Your ROAS dropped.
crumplz knew before you did.

Last updated: July 2026

ROAS drifts don't announce themselves. They start quietly, compound for hours, and cost thousands before anyone opens a dashboard. crumplz monitors your Meta Ads ROAS every 2 hours and sends you the alert — with the recommended fix — before it burns your margin.

Turn on ROAS alerts — free How it works

Automatic · Dynamic thresholds · No dashboard to open · Setup in 3 min

+137% faster reaction time Checks every 2 hours WhatsApp, Slack or Email −19% wasted ad spend
Without crumplz

How a ROAS drop becomes
a budget disaster.

The average timeline of a Meta Ads ROAS drift that goes undetected.

09:00
Campaign running normally

ROAS at 3.6x, CPA holding, creative fatigue creeping in but within tolerance.

11:30
Drift begins — ROAS starts sliding

A creative stops performing. ROAS drops to 2.1x. CPA climbs. Meta keeps spending at full budget.

14:00
Still spending. Still no alert.

2.5 hours of drift at full budget. The campaign has wasted an estimated €210 compared to its pre-drift trajectory.

15:47
Someone logs into Meta Ads Manager

They notice the ROAS and investigate. By now, ~€380 in wasted spend. Corrective action takes another 20 minutes.

With crumplz: the 11:30 drift triggers a check at 12:00. By 12:02, you're reading the alert on WhatsApp with the recommended action. You act. The campaign recovers by 12:30. Budget saved: ~€280.

How it works

Dynamic ROAS monitoring,
not static thresholds.

Dynamic baseline, not a fixed number

Most tools let you set "alert when ROAS < 2x." The problem: a ROAS of 2x on a Thursday is different from 2x on Black Friday. crumplz builds a dynamic baseline per campaign from your historical data — so it flags real deviations, not seasonal noise.

Shopify MER cross-validation

Meta's reported ROAS can lag or over-attribute. Before alerting, crumplz cross-checks your Meta signals against your real Shopify revenue and MER. If Shopify confirms the drop, the alert fires. If it's attribution lag, it holds.

Catches ROAS drift, not just ROAS floor

A ROAS that drops 40% in 2 hours is a different signal from a ROAS that's been slowly declining over 3 days. crumplz detects both drift velocity (sudden drop) and trend degradation (slow bleed), with different alert severities.

Recommended action in every alert

Every ROAS alert includes a specific recommended move — not just a data point. "Cut budget −30% for 12h and recheck" or "Rotate creative: relaunch top 3 ads from last 14 days." The decision is yours, but the action is ready.

ROAS Drift Detected — crumplz
ROAS −47%
Campaign: FR_Prospecting_LAL_30d · Last 4 hours
Was: 3.8x  →  Now: 2.0x  ·  Shopify MER confirms: revenue −31% vs 7-day avg
→ Cut budget −30% for 12h, then re-evaluate creative performance. Relaunch top 3 ads from last 14 days if ROAS doesn't recover by 20:00.
Choosing a tool

What makes a good ROAS alert tool

Most teams try three things before buying one: Meta's automated rules, a spreadsheet ritual, or a full analytics suite. Each fails a different way. Automated rules fire on static thresholds, so they either spam you or sleep through a real drop. Spreadsheets tell you what happened yesterday. Analytics suites show you everything, which at 2am is the same as showing you nothing.

A ROAS alert tool has one job: notice the drift before it gets expensive, and tell you what to do about it. Four things to check before you pick one: a dynamic baseline (your Tuesday is not your Sunday), revenue cross-validation (platform ROAS lies, your store's revenue doesn't), detection latency under a few hours, and an action attached to every alert. If a tool only forwards numbers, it's a dashboard with a notification bell.

Pricing

ROAS alerts included in every plan.

Starter

€79

/ month

  • ROAS, CPA, CTR, MER alerts
  • 1 ad account
  • WhatsApp, Slack, Email
  • Every-2-hour check

Growth ⭐ Most popular

€149

/ month

  • Everything in Starter
  • 3 ad accounts
  • Custom ROAS thresholds
  • Priority support

Pro

€249

/ month

  • Everything in Growth
  • Multi-store
  • Roles & permissions
  • Budget automation (roadmap)
FAQ

About ROAS drop alerts

How quickly does crumplz detect a ROAS drop?
crumplz runs a full check every 2 hours. So the maximum lag between a ROAS drop happening and you receiving the alert is 2 hours. In practice, most teams using crumplz react within 20 minutes of receiving the alert — vs the industry average of 4h17 without an alert system.
Will I get false alarms on normal fluctuations?
crumplz is designed to minimize false positives. Dynamic baselines account for day-of-week patterns and campaign history. And before alerting on a ROAS drop, crumplz cross-validates against Shopify MER — if Shopify revenue is holding, it holds the alert. The goal is one real signal, not a flood of noise.
Can I set my own ROAS alert thresholds?
Yes. On the Growth and Pro plans you can set custom thresholds per campaign — for example "alert when ROAS drops more than 35% from the 7-day average" or "alert if ROAS falls below 2.5x for more than 4 hours." Starter uses crumplz's automatic dynamic thresholds.
Does crumplz monitor ROAS at campaign, ad set, or ad level?
crumplz monitors at campaign and ad set level by default. Campaign-level monitoring catches systemic drift; ad set level catches audience or placement-specific issues. Ad-level monitoring is on the roadmap for the Pro plan.
Is crumplz a ROAS alert tool or a full analytics platform?
A ROAS alert tool, deliberately. crumplz watches your Meta Ads metrics, cross-checks them against Shopify revenue, and messages you with a recommended action when something drifts. Setup takes about 3 minutes. There is no dashboard to open, no report to build, no second analytics suite to maintain — if you want to explore your data, you already have tools for that.

The next ROAS drop
is already running.

Get alerted in under 2 hours, not 4. With the exact action to take.

Start free — no credit card

14-day trial · 3 min setup · WhatsApp, Slack or Email · GDPR