Drop your change-history exports here
One file or a whole week of them. — or drop a folder.
Runs entirely on this machine. Nothing is uploaded anywhere.
Optional: campaign performance report
The change history has no per-campaign spend, so dollar figures cover only the campaigns whose budget was edited that day. Add a performance report with Campaign, Spend, Sales and Budget columns to price every campaign.
Reconstructing budget timelines…
That did not work
A typical campaign's day
Starvation through the day
Reality check
Modelled loss against the spend Amazon actually reported. If these ever approach each other, the model is wrong — not the account.
Campaigns
In budget Out of budget Paused Not yet created Timeline runs midnight to midnight, left to right.
Data quality
Everything that could change how much you trust the numbers above.