What data does Piwik PRO collect?

Piwik PRO can collect lots of data about how visitors use your website or mobile app. At its most basic, it will collect:

  • Visitor’s IP address
  • Network location
  • Time of visit
  • Pages (or screens) viewed by a visitor (a page URL and page title)
  • Time spent on each page
  • Referring website
  • Type of device
  • Type of web browser
  • Type of operating system (OS)
  • Downloads (clicks on downloadable files)
  • Clicks on links leading to external websites
  • Page generation time
  • Internal search data

Other data can be collected after you set additional tracking:

  • Custom dimensions
  • Goals
  • Custom events such as form submissions, page scrolls, button clicks, and the like
  • Ecommerce
  • Interactions with content on a page
  • And more

Some of collected data may be considered as personal data or personally identifiable data. To collect them in countries with applicable privacy law, you need to receive consent from a visitor. Here’s data that can be personal or personally identifiable:

  • Visitor’s IP address
  • User ID (when it contains an email or full name)
  • Visitor ID (an ID set in a cookie)
  • Device ID (when you track mobile apps)
  • Custom dimensions (may store personal data)
  • Custom variables (may store personal data)
  • Data from forms
  • Combination of a browser, city, and unique operating system (aka fingerprint, can be treated as personal data)
  • And more

Here’s a full list of all data collected by Piwik PRO with marked data that may show visitor’s identity.

Analytics

Session description

Data Visitor’s identity Description
session_custom_dimension_1 Maybe A custom data point collected as a result of a custom setup.
session_custom_dimension_2 Maybe A custom data point collected as a result of a custom setup.
session_custom_dimension_3 Maybe A custom data point collected as a result of a custom setup.
session_custom_dimension_4 Maybe A custom data point collected as a result of a custom setup.
session_custom_dimension_5 Maybe A custom data point collected as a result of a custom setup.
session_custom_variable_key_1 No A custom data point collected as a result of a custom setup.
session_custom_variable_key_2 No A custom data point collected as a result of a custom setup.
session_custom_variable_key_3 No A custom data point collected as a result of a custom setup.
session_custom_variable_key_4 No A custom data point collected as a result of a custom setup.
session_custom_variable_key_5 No A custom data point collected as a result of a custom setup.
session_custom_variable_value_1 Maybe A custom data point collected as a result of a custom setup.
session_custom_variable_value_2 Maybe A custom data point collected as a result of a custom setup.
session_custom_variable_value_3 Maybe A custom data point collected as a result of a custom setup.
session_custom_variable_value_4 Maybe A custom data point collected as a result of a custom setup.
session_custom_variable_value_5 Maybe A custom data point collected as a result of a custom setup.
session_ecommerce_status No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_entry_title No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_entry_url No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_exit_title No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_exit_url No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_goals No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_second_title No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_second_url No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_total_abandoned_carts No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_total_content_impressions No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_total_content_interactions No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_total_custom_events No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_total_downloads No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_total_ecommerce_conversions No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_total_events No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_total_goal_conversions No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_total_goal_revenue No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_total_lost_revenue No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_total_outlinks No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_total_page_views No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_total_revenue No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_total_site_searches No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_total_time No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_unique_content_impressions No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_unique_content_interactions No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_unique_custom_events No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_unique_downloads No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_unique_outlinks No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_unique_page_views No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_unique_searches No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
user_id Yes A custom data point collected as a result of a custom setup. Serves as the primary user ID.
visitor_days_since_first_session No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
visitor_days_since_last_session No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
visitor_days_since_order No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
visitor_id Yes An ID generated by the tracker and saved in a cookie in the visitor’s browser. The ID is passed to the tracker to determine the visitor’s identity.
visitor_returning No Set when creating a session after checking visitor’s identity in previously collected data.
visitor_session_number No Set when creating a session after checking visitor’s identity in previously collected data.

Event description

Data Visitor’s identity Description
is_bounce No Assigned to the event after collecting data.
content_interaction No Description of the content interaction event.
content_name No Description of the content interaction event.
content_piece No Description of the content interaction event.
content_target No Description of the content interaction event.
custom_event_action No A custom data point collected as a result of a custom setup.
custom_event_category No A custom data point collected as a result of a custom setup.
custom_event_name No A custom data point collected as a result of a custom setup.
custom_event_value No A custom data point collected as a result of a custom setup.
download_url No Description of the download event.
event_custom_dimension_1 Maybe A custom data point collected as a result of a custom setup.
event_custom_dimension_2 Maybe A custom data point collected as a result of a custom setup.
event_custom_dimension_3 Maybe A custom data point collected as a result of a custom setup.
event_custom_dimension_4 Maybe A custom data point collected as a result of a custom setup.
event_custom_dimension_5 Maybe Value of the abandoned cart.
event_custom_variable_key_1 No A custom data point collected as a result of a custom setup.
event_custom_variable_key_2 No A custom data point collected as a result of a custom setup.
event_custom_variable_key_3 No A custom data point collected as a result of a custom setup.
event_custom_variable_key_4 No A custom data point collected as a result of a custom setup.
event_custom_variable_key_5 No A custom data point collected as a result of a custom setup.
event_custom_variable_value_1 Maybe A custom data point collected as a result of a custom setup.
event_custom_variable_value_2 Maybe A custom data point collected as a result of a custom setup.
event_custom_variable_value_3 Maybe A custom data point collected as a result of a custom setup.
event_custom_variable_value_4 Maybe A custom data point collected as a result of a custom setup.
event_custom_variable_value_5 Maybe A custom data point collected as a result of a custom setup.
event_index No An index of the given event in the session event sequence. The sequence starts with 0.
event_title No Description of the event.
event_type No An event type like a page view, custom event, goal conversion, and more.
event_url No A URL of the page view or a URL of the page view associated with the event.
goal_revenue No Revenue that can optionally be tracked along with the goal.
is_entry No Set after collecting data. It determines if the page view is an entry of the session.
is_exit No Set after collecting data. It determines if the page view is an entry of the session.
item_count No Description of an ecommerce cart. Tracked if there is a custom JavaScript implementation.
items.category1 No Description of an item in an ecommerce cart. Tracked if there is a custom JavaScript implementation.
items.category2 No Description of an item in an ecommerce cart. Tracked if there is a custom JavaScript implementation.
items.category3 No Description of an item in an ecommerce cart. Tracked if there is a custom JavaScript implementation.
items.category4 No Description of an item in an ecommerce cart. Tracked if there is a custom JavaScript implementation.
items.category5 No Description of an item in an ecommerce cart. Tracked if there is a custom JavaScript implementation.
items.name No Description of an item in an ecommerce cart. Tracked if there is a custom JavaScript implementation.
items.price No Description of an item in an ecommerce cart. Tracked if there is a custom JavaScript implementation.
items.quantity No Description of an item in an ecommerce cart. Tracked if there is a custom JavaScript implementation.
items.sku No Description of an item in an ecommerce cart. Tracked if there is a custom JavaScript implementation.
lost_revenue No Value of the abandoned cart. Tracked if there is a custom JavaScript implementation.
next_event_title No Set after collecting data as an additional dimension.
next_event_url No Set after collecting data as an additional dimension.
order_id Yes Ecommerce specific. Captured as a result of an additional setup. It is usually an identifier of an order. An order ID can be used to look up personally identifiable data in other systems.
outlink_url No Captured when a visitor clicks a link to an external website.
page_view_index No An iterator of page views within the session. It starts with 0.
previous_event_title No Set during collecting data as an additional dimension.
previous_event_url No Set during collecting data as an additional dimension.
revenue No Ecommerce specific. Captured as a result of an additional setup. It is usually an order revenue.
revenue_discount No Ecommerce specific (optional). Captured as a result of an additional setup. It is usually an order revenue.
revenue_shipping No Ecommerce specific (optional). Captured as a result of an additional setup. It is usually an order revenue.
revenue_subtotal No Ecommerce specific (optional). Captured as a result of an additional setup. It is usually an order revenue.
revenue_tax No Ecommerce specific (optional). Captured as a result of an additional setup. It is usually an order revenue.
search_category No Description of the search event. Tracked if there is a custom JavaScript implementation.
search_keyword No Description of the search event. Tracked if there is a custom JavaScript implementation.
search_results_count No Description of the search event. Tracked if there is a custom JavaScript implementation.
time_on_page No Time spent on the page, calculated as the difference between the timestamp of the page view and the next page view in the session. For the last page view during a session, time can be calculated using the optional heartbeat function.

Device & software

Data Visitor’s identity Description
browser_engine Yes Captured from the browser’s HTTP user-agent header.
browser_fingerprint Yes Captured from the browser’s HTTP user-agent header.
browser_language Yes Captured from the browser’s HTTP user-agent header.
browser_language_iso639 Yes Captured from the browser’s HTTP user-agent header.
browser_name Yes Captured from the browser’s HTTP user-agent header.
browser_version Yes Captured from the browser’s HTTP user-agent header.
device_brand Yes Captured from the browser’s HTTP user-agent header.
device_model Yes Captured from the browser’s HTTP user-agent header.
device_type Yes Captured from the HTTP browser agent and parameters like resolution.
operating_system Yes Captured from the browser’s HTTP user-agent header.
operating_system_version Yes Captured from the browser’s HTTP user-agent header.
plugin_cookie No Captured using built-in JavaScript tracking methods.
plugin_director No Captured using built-in JavaScript tracking methods.
plugin_flash No Captured using built-in JavaScript tracking methods.
plugin_gears No Captured using built-in JavaScript tracking methods.
plugin_java No Captured using built-in JavaScript tracking methods.
plugin_pdf No Captured using built-in JavaScript tracking methods.
plugin_quicktime No Captured using built-in JavaScript tracking methods.
plugin_realplayer No Captured using built-in JavaScript tracking methods.
plugin_silverlight No Captured using built-in JavaScript tracking methods.
plugin_windowsmedia No Captured using built-in JavaScript tracking methods.
resolution Yes Captured using built-in JavaScript tracking methods.
resolution_height Yes Captured using built-in JavaScript tracking methods.
resolution_width Yes Captured using built-in JavaScript tracking methods.

Location

Data Visitor’s identity Description
location_city_geoname_id Yes Estimated based on the IP address using the GeoIP service.
location_city_name Yes Estimated based on the IP address using the GeoIP service.
location_continent_iso_code Yes Estimated based on the IP address using the GeoIP service.
location_country_iso_code Yes Estimated based on the IP address using the GeoIP service.
location_country_name Yes Estimated based on the IP address using the GeoIP service.
location_ipv4 Yes An IP is an integral part of requests sent by the browser, and it is used for the identification of unique visitors as well as geolocation. The majority of Piwik PRO setups have privacy settings turned on, and those addresses are anonymized before they are saved in the database.
location_ipv6 Yes An IP is an integral part of requests sent by the browser, and it is used for the identification of unique visitors as well as geolocation. The majority of Piwik PRO setups have privacy settings turned on, and those addresses are anonymized before they are saved in the database.
location_latitude Yes Estimated based on the IP address using the GeoIP service.
location_longitude Yes Estimated based on the IP address using the GeoIP service.
location_metro_code Yes Estimated based on the IP address using the GeoIP service.
location_organization Yes Estimated based on the IP address using the GeoIP service.
location_provider Yes Estimated based on the IP address using the GeoIP service.
location_subdivision_1_iso_code Yes Estimated based on the IP address using the GeoIP service.
location_subdivision_1_name Yes Estimated based on the IP address using the GeoIP service.
location_subdivision_2_iso_code Yes Estimated based on the IP address using the GeoIP service.
location_subdivision_2_name Yes Estimated based on the IP address using the GeoIP service.

Timestamps

Data Visitor’s identity Description
local_time No Captured from the HTTP request content.
server_date No Captured from the HTTP request content.
server_time No Captured from the HTTP request content.
session_first_event_time No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
session_last_event_time No Created or aggregated after collecting data as an additional descriptive dimension of the session header.
event_time No Timestamp of the event (UTC0).
next_event_time No Set after collecting data as an additional dimension.
previous_event_time No Set during collecting data as an additional dimension.

Traffic source classification

Data Visitor’s identity Description
medium No Captured from query parameters.
campaign_content No Captured from query parameters that were assigned optionally.
campaign_id No Captured from query parameters that were assigned optionally.
campaign_keyword No Captured from query parameters that were assigned optionally.
campaign_medium No Captured from query parameters that were assigned optionally.
campaign_name No Captured from query parameters that were assigned optionally.
campaign_source No Captured from query parameters that were assigned optionally.
keyword No Captured from query parameters.
referrer_keyword No Captured from the referrer field of the HTTP request or from query parameters.
referrer_name No Captured from the referrer field of the HTTP request or from query parameters.
referrer_type No Captured from the referrer field of the HTTP request or from query parameters.
referrer_url No Captured from the referrer field of the HTTP request or from query parameters.
source No Captured from the referrer field of the HTTP request or from query parameters.
source_medium No Captured from the referrer field of the HTTP request or from query parameters.

Performance statistics

Data Visitor’s identity Description
page_generation_time No Timing statistic collected from the visitor’s browser.
timing_connect_end No Timing statistic collected from the visitor’s browser.
timing_connect_start No Timing statistic collected from the visitor’s browser.
timing_content_end No Timing statistic collected from the visitor’s browser.
timing_content_start No Timing statistic collected from the visitor’s browser.
timing_dom_complete No Timing statistic collected from the visitor’s browser.
timing_dom_interactive No Timing statistic collected from the visitor’s browser.
timing_dom_loading No Timing statistic collected from the visitor’s browser.
timing_event_end No Timing statistic collected from the visitor’s browser.
timing_fetch_start No Timing statistic collected from the visitor’s browser.
timing_lookup_start No Timing statistic collected from the visitor’s browser.
timing_redirect_end No Timing statistic collected from the visitor’s browser.
timing_redirect_start No Timing statistic collected from the visitor’s browser.
timing_request_start No Timing statistic collected from the visitor’s browser.
timing_response_end No Timing statistic collected from the visitor’s browser.
timing_response_start No Timing statistic collected from the visitor’s browser.
timing_secure_start No Timing statistic collected from the visitor’s browser.
timing_unload_end No Timing statistic collected from the visitor’s browser.
timing_unload_start No Timing statistic collected from the visitor’s browser.

Internal data identifiers

Data Visitor’s identity Description
app_id No An ID automatically assigned to each website or app.
app_uuid No An ID automatically assigned to each website or app.
session_id No An identifier of the session object in the database.
event_id No Set when creating an event. An ID of the given event record in the database.
goal_id No An identifier of the goal set by the user.

Audience Manager

Data Visitor’s identity Description
id Yes An ID of a visitor’s profile.
website_id No An ID of a website or app in Piwik PRO.
user_id Yes A user ID taken from Analytics.
email Yes A visitor’s email address.
analytics_visitor_id Yes A visitor’s ID taken from Analytics.
analytics_visitor_ids Yes A list of all visitor’s IDs.
device_ids Yes A list of visitor’s device IDs.
attributes No Visitor’s data collected from submitted forms and imported data.
forms No Timestams and URLs of submitted forms.
analytics No Data from Analytics.
visits No A list of visitor’s sessions from Analytics.
goals No Goals recorded in Analytics.
ecommerce No Ecommerce conversions recorded in Analytics.
updated_at No A timestamp of the last update of the visitor’s profile.
generic No Generic values of the visitor profile.
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