Stop click stuffing on every platform
Injected cookies claiming attribution credit for conversions they never drove. Select your ad platform below to see exactly how Tapper detects and blocks it.
Trusted by leading brands worldwide
Why click stuffing costs advertisers so much
The damage goes beyond wasted clicks. Click stuffing corrupts your bidding data, distorts your audiences, and erodes the performance of every campaign it touches.
Click stuffing is an attribution abuse technique used primarily in affiliate marketing and display advertising where bad actors secretly load multiple ad clicks into a single page visit. When a user visits a website, hidden iframes fire clicks across multiple advertisers' ads simultaneously. If that user subsequently makes a purchase from any of those advertisers, the injected click receives the attribution credit - stealing commission from the legitimate channel that actually drove the conversion.
For advertisers running last-click attribution models, click stuffing is especially damaging because it silently redirects commission payouts away from the channels that genuinely earned the sale. Over time, this inflates the apparent performance of affiliate and display channels, causing budget to shift toward sources that are generating no incremental value.
Click stuffing by the numbers
Data from Tapper's platform analysis and published industry research.
$84B
Lost to invalid traffic globally each year, click stuffing a major affiliate vector
43%
Of advertisers have no monitoring to detect click stuffing activity
3.1x
ROAS improvement after click stuffing is removed from attribution
0.1%
False positive rate - legitimate affiliate clicks are never blocked
How Tapper detects and blocks click stuffing
Real-time detection and blocking across all your ad platforms, with no engineering required.
01
Detect hidden click injection patterns
Tapper identifies the signature patterns of click stuffing - multiple simultaneous click events from a single session, hidden iframe activity, and attribution timestamps that precede plausible user journeys.
02
Validate click-to-conversion paths
Each conversion is traced back through its attributed click path. Conversions where the attributed click shows stuffing characteristics are flagged before commission payouts are approved.
03
Restore accurate attribution
With click stuffing removed, attribution credit flows to the channels that genuinely drove your conversions, giving you accurate data to allocate budget and assess partner performance.
Choose your platform
Leading brands growing with Tapper
See how companies are protecting their ad budgets and improving ROI with Tapper.
13%
lower CPA
8.6%
higher order rate
“Tapper played a key role in improving the efficiency of Du's performance marketing activity by addressing traffic quality issues within campaigns. Following implementation, Du achieved a 13% reduction in CPA and an 8.6% increase in order rate, demonstrating a clear improvement in conversion quality and overall campaign effectiveness.”
Joseph Elbcherrawy
Client Leadership Director, Mindshare, a WPP Media Brand
14%
more conversions
11.4%
lower CPA
“We uncovered low-quality traffic that wasn't visible inside the platforms. Removing it delivered a 14% uplift in conversions and an 11.4% reduction in CPA, a meaningful efficiency gain for INFINITI's 2026 growth plans.”
David Barnes
Data & Technology Lead, Omnicom Group
40%
higher conversion rate
“When we take low-quality traffic out of the funnel before it reaches the algorithm, the campaign optimizes against cleaner signals and the efficiency comes through quickly. For AMA Nissan, that was a 40% lift in conversion rate and a lower CPA on Google, with nothing else in the setup changing. That is the kind of result we want to offer clients as a matter of course.”
Sohail Khan
Senior Performance Manager, WPP Media MENA
Stop paying for traffic that was never real
Get a demo and we will show you exactly what Tapper would block on your account, before you commit to anything.
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