B Evidence Grade B Graded accuracy verified by the review judge Safe to Cite Dated

41%

41% -- app tracking opt in rate for iOS users (apps with ATT framework) (2021)

2021  · AppsFlyer

On average, 41% of iOS users opted in to allow tracking for apps implementing the ATT framework.

  • Measured among apps that had already implemented the ATT framework
Cite this stat Share How we verify
Attribution: AppsFlyer View source
Lighthouse Research Team
Last verified:  ·  How we verify data →
Source verified Evidence graded
Value
41%
Unit
Percentage
Data Vintage
2021
Entity
iOS users (apps with ATT framework)
B
Strong, reliable evidence

Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.

61/100 confidence

Single source - not yet corroborated

Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
30
Freshness
95
AppsFlyer Primary Tier C
https://24sevensocial.com/blog/how-ios-14-changes-will-affect-your-facebook-ads/ ↗
Confidence: 46/100 Vintage: 2021 Channel: Common Crawl
Source Article
How iOS 14 changes will affect your Facebook Ads
Original Research
AppsFlyer · Original study ↗

AppsFlyer research on opt-in rates after ATT framework implementation

Methodology documented
Industrymarketing
Plain Text
iOS users (apps with ATT framework): 41% app tracking opt in rate. Source: AppsFlyer (2021). Via Lighthouse Intelligence -- https://lighthousedata.io/data/ios-users-opt-in-att-appsflyer
HTML Embed
<blockquote cite="https://lighthousedata.io/data/ios-users-opt-in-att-appsflyer" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>41%</strong> -- app tracking opt in rate for iOS users (apps with ATT framework)<br><small>Source: AppsFlyer (2021) · <a href="https://lighthousedata.io/data/ios-users-opt-in-att-appsflyer" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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