B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
15%
15% -- ad performance decline within first two weeks for digital ad creatives (2026)
Ad performance declines by 15 to 20 percent within the first two weeks of an ad creative's lifespan.
- Reported as a range of 15 to 20 percent drop
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
15%
Unit
Percentage
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
AppsFlyer
Primary
Tier B
https://www.darkroomagency.com/observatory/creative-fatigue-performance-testing-framework ↗
Source Article
Creative Fatigue Testing Framework for Paid Media 2026
Creative Fatigue Is Killing Your ROAS: The Performance Creative Testing Framework for 2026
PERFORMANCE CREATIVE
Media buying is automated. Creative quality drives 70% of outcomes. Most brands face format fatigue, not creative fatigue. The solution is modular creative with testing velocity of 3-5 new…
Original Research
AppsFlyer
· Original study ↗
Methodology
Range 15-20%, midpoint extracted; cited from AppsFlyer creative analytics research
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
digital ad creatives: 15% ad performance decline within first two weeks. Source: AppsFlyer (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/appsflyer-creative-performance-drop-two-weeks
HTML Embed
<blockquote cite="https://lighthousedata.io/data/appsflyer-creative-performance-drop-two-weeks" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>15%</strong> -- ad performance decline within first two weeks for digital ad creatives<br><small>Source: AppsFlyer (2026) · <a href="https://lighthousedata.io/data/appsflyer-creative-performance-drop-two-weeks" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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