Glossary
What is ad change monitoring?
Ad change monitoring records changes inside ad accounts (budgets, status, targeting, creative) so performance movements can be traced to a specific change.
Definition
Ad change monitoring is continuously recording what changes inside an ad account: budget and bid edits, campaign or ad status changes, audience and targeting edits, and creative swaps.
Performance metrics tell you results moved. Change monitoring tells you what moved them.
Changes happen at different levels, and the level sets the reach. In Meta Ads, a campaign budget edit affects every ad set below it, a targeting edit affects one ad set, and a link URL edit affects one ad. Good change monitoring records the level as well as the field.
Why it matters
- Ad accounts are edited by multiple people, automated rules, and platform-side reviews — not all of it announced.
- Many apparent performance drops are a paused ad set, a rejected ad, or a budget change from the day before.
- A recent edit is also the main reason to suspect learning-phase instability rather than a real drop.
- Some of the most damaging edits never touch delivery. A changed link URL or URL tags can send clicks to the wrong page or break lead attribution while spend, impressions and clicks all look normal.
How to detect it
- 1Snapshot the tracked fields of every campaign, ad set and ad on a schedule, and diff each snapshot against the last one. A diff catches edits from people, automated rules and the platform itself.
- 2Store each change with its timestamp, level, field, and old and new value.
- 3Align those timestamps with lead volume and cost per lead.
- 4Flag the changes that fall closest to the moment performance moved.
Example
Illustrative scenario: cost per lead climbs from 2pm. The change log shows the audience was widened at 1:58pm. That is the first thing to test — before touching creative or budget.
How Quarkad helps
Quarkad connects to ad accounts, records each change it finds when it polls, including Meta campaign, ad set and ad level changes, then lines them up against conversion movements so an incident opens with the likely change already attached.
Related terms and pages
Frequently asked questions
- Isn't the platform's own change history enough?
- It is a good source, but it lives apart from your funnel data. The value comes from putting changes and conversion movements on one timeline.
- Which ad changes are worth recording?
- Anything that changes who sees the ad, how much is spent, or where the click goes: status, budget and bid strategy, schedule, targeting and optimization goal, creative, and the ad's link URL and URL tags.
- Does ad change monitoring prove causation?
- No. It establishes what changed and when, which is the evidence you need to test a cause — not proof on its own.
Find the change behind the drop.
Quarkad monitors your funnels and the changes around them, then tells you which change lines up with the drop.