ID5
ID5 is an omnichannel identity platform that enables addressable advertising by helping publishers and advertisers recognize users across websites, mobile apps, and other digital properties.
It generates a pseudonymous ID5 ID from consented signals using machine learning, builds an identity graph that links devices, individuals, and households, supports audience targeting, frequency capping, cross-device measurement and attribution, and operates in cookieless contexts.
According to our data, ID5 is the 7th most popular identity resolution software on the web.
It has 7.6% of the identity resolution market share and is present on 0.07% of all websites.
- 🏠 Website
- </> Source code
GitHub💸 Pricing
📊 Rankings and Market Share
- Identity Resolution
- Rank: 7
- Market share: 7.6%
- Advertising
- Rank: 41
- Market share: 0.4%
🏆 ID5 Awards
- 🥇 Most popular in Turkey in the Identity Resolution category.
- 🥇 Most popular in France in the Identity Resolution category.
- 🥈 Second most popular in Spain in the Identity Resolution category.
- 🥉 Third most popular in Italy in the Identity Resolution category.
- ⭐ 5th most popular in Germany in the Identity Resolution category.
- 🔥 19th most popular in Turkey in the Advertising category.
- ⬆️ 28th most popular in France in the Advertising category.
- ⬆️ 33rd most popular in Germany in the Advertising category.
- ⬆️ 35th most popular in Italy in the Advertising category.
⚡ Sites Using ID5
We have data on 2,427 websites that use the ID5 identity resolution software. Here is a list of some of the top ranked ones.
The highest rated site using ID5 is 
tumblr.com.
| # | Website | Rank | Country | Language |
|---|---|---|---|---|
| 1 | tumblr.com |
#78 | United States | American English |
| 2 |  usatoday.com |
#113 | American English | |
| 3 | #336 | Japan | Japanese | |
| 4 | #547 | Czech Republic | Czech | |
| 5 | #578 | India | American English | |
| 6 | #1,185 | India | English | |
| 7 | #1,510 | United States | American English | |
| 8 | #1,538 | Australia | English | |
| 9 | #1,787 | English | ||
| 10 | #2,031 | Germany | German | |
| 11 | #2,083 | United States | English | |
| 12 |  f5.com |
#2,097 | United States | American English |
| 13 | #2,355 | United States | English | |
| 14 | #2,368 | Mexico | Spanish | |
| 15 | #2,417 | Germany | German | |
| 16 | #2,579 | United States | American English | |
| 17 | #2,596 | Romania | Romanian | |
| 18 | #2,719 | India | English | |
| 19 | #2,757 | Spain | European Spanish | |
| 20 | #2,787 | English |
📈 Usage Statistics
Most of the sites that use ID5:
- are located in the United States
- have content in English
- use the .com domain extension
- fall into the General News category.
Most of the sites using ID5 are from the United States, Turkey, and Germany.
- United States 27.3%
- Turkey 14.7%
- Germany 9.5%
- France 7%
- United Kingdom 5.2%
- Italy 4.9%
- Spain 3.1%
- Netherlands 3%
- Poland 2.7%
- Other 22.6%
Most ID5 users speak English, Turkish, or French.
- English 59.4%
- Turkish 10.5%
- French 5.7%
- German 5.2%
- Italian 3.3%
- Spanish 3%
- Dutch 1.7%
- Polish 1.7%
- Portuguese 1.3%
- Other 8.2%
The ID5 identity resolution software is especially popular on .com top-level domains.
- .com 64.9%
- .de 3.4%
- .com.tr 2.8%
- .net 2.5%
- .it 2.4%
- .co.uk 1.9%
- .fr 1.7%
- .org 1.7%
- .nl 1.3%
- Other 17.4%
The primary market segments for websites utilizing ID5 include general news, online shopping, and blogs and wiki.
- General News 25.1%
- Online Shopping 11.9%
- Blogs/Wiki 10.6%
- Marketing/Merchandising 7.5%
- Business 6.7%
- Entertainment 5.3%
- Fashion/Beauty 4.3%
- Sports 2.7%
- Recreation/Hobbies 2.5%
- Other 23.4%
🕵️ Similar Technologies
These are some of the best ID5 alternatives.
🆚 Compare Alternatives
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💬 Frequently Asked Questions
Where is ID5's headquarters?
ID5 is located in London, United Kingdom.
Which country uses ID5 the most?
The majority of ID5 users are from the United States.
Who uses ID5?
According to our data, ID5 is used on thousands of sites, including such established ones as tumblr.com, usatoday.com, and auone.jp.
How does ID5 stack up against the competition?
ID5 is a fairly popular identity resolution software solution, ranking ahead of 27 other identity resolution software we track.
What are the alternatives to ID5?
Alternatives and possible competitors to ID5 may include 
Epsilon, 
Demandbase, and Intent IQ.
🗃️ 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 3,718,585 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.