IAB TCF
The Transparency & Consent Framework (TCF) is an open-source industry standard developed by IAB Europe that helps companies comply with GDPR and ePrivacy requirements when processing personal data in digital advertising ecosystems.
It defines technical specifications and policies for collecting and communicating user consent choices, standardizes how these preferences are shared between publishers, advertisers, and CMPs, maintains a centralized list of approved vendors, and ensures transparency by giving users clear control over how their data is used.
According to our data, IAB TCF is present on 1% of all websites.
- 🏠 Website
- 🔗 Links
📊 Rankings and Market Share
- Standards
- Rank: 18
- Market share: 1.2%
🏆 IAB TCF Awards
- ⭐ 4th most popular in the British Virgin Islands in the Standards category.
- 🔥 13rd most popular in Nigeria in the Standards category.
- 🔥 13rd most popular in Bangladesh in the Standards category.
- 🔥 14th most popular in France in the Standards category.
- 🔥 14th most popular in Spain in the Standards category.
- 🔥 14th most popular in Italy in the Standards category.
- 🔥 14th most popular in Greece in the Standards category.
- 🔥 14th most popular in Hungary in the Standards category.
- 🔥 15th most popular in Brazil in the Standards category.
- 🔥 15th most popular in Portugal in the Standards category.
⚡ Sites Using IAB TCF
We have data on 37,822 websites that use IAB TCF. Here is a list of some of the top ranked ones.
The highest rated site using IAB TCF is yahoo.com.
| # | Website | Rank | Country | Language |
|---|---|---|---|---|
| 1 | #16 | United States | American English | |
| 2 |  nytimes.com |
#50 | United States | English |
| 3 | #67 | United States | English | |
| 4 |  tumblr.com |
#78 | United States | American English |
| 5 | #104 | English | ||
| 6 | #112 | European Spanish | ||
| 7 | #114 | American English | ||
| 8 | #123 | Russia | Russian | |
| 9 | #157 | Poland | Polish | |
| 10 | #169 | English | ||
| 11 | #174 | Germany | American English | |
| 12 |  notion.com |
#186 | United States | American English |
| 13 |  w3schools.com |
#188 | American English | |
| 14 | #232 | Germany | German | |
| 15 | #244 | France | English | |
| 16 | #251 | United States | English | |
| 17 | #272 | Germany | German | |
| 18 | #286 | France | French | |
| 19 | #310 | United States | English | |
| 20 | #318 | United States | American English |
📈 Usage Statistics
Most of the sites that use IAB TCF:
- are located in the United States
- have content in English
- use the .com domain extension
- fall into the Blogs/Wiki category.
Most of the sites using IAB TCF are from the United States, Germany, and France.
- United States 13.7%
- Germany 10.5%
- France 9.2%
- Spain 6.8%
- Italy 6%
- United Kingdom 6%
- Brazil 3.6%
- India 3.5%
- British Virgin Islands 3.2%
- Other 37.5%
Most IAB TCF users speak English, German, or Spanish.
- English 46.8%
- German 7.9%
- Spanish 7.7%
- French 7.5%
- Italian 5.1%
- Portuguese 3.7%
- Polish 2.1%
- Greek 2.1%
- Russian 1.7%
- Other 15.4%
IAB TCF is especially popular on .com and .de top-level domains.
- .com 48.5%
- .de 5.8%
- .net 4%
- .it 3.8%
- .fr 3.1%
- .org 3.1%
- .co.uk 2%
- .gr 1.9%
- .es 1.8%
- Other 26%
The primary market segments for websites utilizing IAB TCF include blogs and wiki, general news, and business.
- Blogs/Wiki 15.5%
- General News 12.9%
- Business 8.2%
- Entertainment 7.6%
- Marketing/Merchandising 6.3%
- Sports 5.1%
- Education/Reference 3.6%
- Travel 3.4%
- Internet Services 2.7%
- Other 34.7%
🕵️ Similar Technologies
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💬 Frequently Asked Questions
Where is IAB TCF's headquarters?
IAB TCF is located in Brussels, Belgium.
Which country uses IAB TCF the most?
The majority of IAB TCF users are from the United States.
Who uses IAB TCF?
According to our data, IAB TCF is used on thousands of sites, including such established ones as yahoo.com,
nytimes.com, and cnn.com.
Is IAB TCF used on government websites?
In total, we found IAB TCF on 3 government sites in the United States.
Do academic institutions use IAB TCF?
Yes. Overall, we know of 11 academic websites in the United States that use IAB TCF.
How does IAB TCF stack up against the competition?
IAB TCF is a moderately popular standard, ranking ahead of 36 other standards we track.
👉 See Also
- ✨ Related technologies
GDPR Page🗃️ About This Data
- We evaluate the popularity of technologies based on the number of websites where we detect their usage.
- Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
- This report is based on the analysis of 3,629,123 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.