Dear user,

We at WetterOnline Meteorologische Dienstleistungen GmbH ("WetterOnline" for short) take the protection of your personal data very seriously. Therefore, we wish to inform you about the kind of data we collect, process and use. Our commitment is based on the Telemediengesetz (TMG - German Tele Media Act) and the European General Data Protection Regulation (GDPR).

We offer our services on several platforms (Web, mobile Web, App). When visiting you have access to the general Data Protection Statement here, which is applicable to all our services. Please read the additional Data Protection Statement regarding the use of our apps (WetterOnline App, RegenRadar App) below.

1. Controlling agency

Controlling agency:

WetterOnline Meteorologische Dienstleistungen GmbH

Karl-Legien-Strasse 194a

D-53117 Bonn



Telephone: +4922855937-989

Fax: +49 228 55937-979

2. Which of your data do we collect, process or use?

a) Collection and use of location data

Our apps offer the possibility to retrieve weather data for your specific location. To this end, it is essential for the location service function on your mobile device to be enabled. As soon as the service functions have been enabled and before you start the app for the first time, you will be asked to permit access to the location data. After your OK, the app has permanent access to the information of the specific location. In the settings function of your mobile device, you can disable the access of the specific app to your location at any time. In the event the access to the respective data by the app is enabled, your mobile device will transmit to us the location in the radio cell you are in. In the event your mobile device has a GPS receiver, also this location data will be transmitted to us. The location information is rounded to 0.025° (a radius of about one-two miles) so that your specific location is not disclosed to us.

b) Paid version

The purchase of the relevant pro-version allows the use our apps free of ads. In the event of the purchase of a pro-version, we will only store a device-specific ID and the date of purchase.

c) In-App_Purchases

An in-app purchase allows you to use our apps free of ads. In the event of an in-app purchase, we will only store a device-specific ID, the date of purchase and the expiry date.

3. Which of your data is collected, processed or used by third parties

a) Usage-based online advertising

In the following, we wish to inform you about the data collected, processed and used by our advertising partners:

aa) Data collection in our apps

In our free apps, advertising is displayed. Within the scope of these ads, personal data are collected or used. During the advertising delivery we and our advertising partners use IP address, anonymous device identifiers (advertising-ID) and device information (operating system or version, device ID and language) as well as the data mentioned under 2.a) in order to be able to place relevant ads for you.

bb) Who our advertising partners are and how you can object to data collection for usage-based online advertising by our advertising partners

The following advertising partners are responsible for data collection for the delivery of usage-based online advertising:

Show list of advertising partners

The processing of personal data (IP address, cookies, device identifiers) is based on your consent (within the meaning of Art. 6(1)(a) DSGVO) or, where applicable, on the legal basis of legitimate interest (Art. 6(1)(f) DSGVO). WetterOnline participates in the IAB Europe Transparency & Consent Framework and adheres to its specifications and guidelines. WetterOnline uses the consent management platform with identification number 6. You can adjust or revoke the personalised ads and the related data collection and processing via the privacy settings.

b) Collection, processing and use of data in INFOnline GmbH measuring methods

Our app uses INFOnline GmbH’s ( measuring method („SZMnG“) to determine statistical indicators regarding the use of our services. This method is aimed at statistically establishing the intensity of use, number of users of a specific website and their web surfing behaviour – on the basis of a uniform standard procedure – and, hence, obtaining figures that are comparable all over the market. For all digital offerings that are members of the Informationsgemeinschaft zur Feststellung der Verbreitung von Werbeträgern e.V. (IVW – or participate in the studies of the Arbeitsgemeinschaft Online-Forschung e.V. (agof -, the usage statistics are regularly collected by agof and the Arbeitsgemeinschaft Media-Analyse e.V. (agma - and published with the performance value "Unique User" as well as by the IVW with the performance values "Page Impression" and "Visits". These reach capacity values and statistics can be viewed on the organisations’ respective websites.

I. Basis for data processing

Measurement by means of the SZMnG measurement method by INFOnline GmbH is carried out within the scope of usage measurement and participation in IVW e.V. with a legitimate interest pursuant to Art. 6 (1) lit. f) DSGVO. The purpose of processing the personal data is to compile statistics. The statistics serve us to be able to track and prove the use of our offer. For the marketing of this application, a usage measurement that ensures comparability with other market participants is indispensable. Our legitimate interest results from the economic usability of the findings resulting from the statistics and the market value of our application - also in direct comparison with third-party applications - which can be determined on the basis of the statistics. Furthermore, we have a legitimate interest in making the pseudonymised data available to INFOnline and IVW for statistical purposes (IVW, INFOnline). Furthermore, we have a legitimate interest in making the pseudonymised data available to INFOnline for the further development and provision of interest-based advertising media. The measurement by means of the SZMnG measurement procedure for by INFOnline GmbH within the scope of a usage measurement and participation in the agof study is carried out with your consent in accordance with Art 6 para 1 lit. a) DSGVO. The purpose of the processing of personal data is the creation of statistics and the formation of user categories. The statistics are used to track and document the use of our services. The user categories form the basis for the interest-based targeting of advertising media and advertising measures. For the marketing of this website, it is essential to measure usage in order to ensure comparability with other market participants. The pseudonymised data is made available to INFOnline and agof e.V. for the purpose of market research (agof, agma).

II. Types of data

INFOnline GmbH collects the following data, which according to GDPR is of a personal nature:

IP address: when connected to the internet, every device requires a distinct address, the so-called IP (Internet Protocol) address. Due to the internet’s functionality, it is essential that the IP address is saved, at least temporarily. Before processing, IP addresses are abridged and are also only processed anonymously. Unabridged IP addresses are neither saved nor processed.

A device identifier: to recognize individual devices, reach assessment uses the device’s distinct identification characteristics or a signature generated by various aspects of automatically transferred information of your device. Data measurement and subsequent identifier allocation might also be possible when using other applications that use INFOnline GmbH’s measurement process (“SZMnG”). The following distinct device characteristics can be transmitted to INFOnline GmbH by means of a hash code:



Vendor ID

III. Utilisation of data

The measuring method of INFOnline GmbH used in this application establishes usage data. This is done to establish the performance values of page impressions, visits and clients and to make use of them to establish further performance indicators (e.g. qualified clients). Furthermore, the measured data is utilized as follows:

A so-called geolocation, i.e. the allocation of a website visited to the location, is solely made on the basis of the anonymized IP address and the geographical level of federal states/regions. In no event will the geographical data obtained in this manner allow any reference to the user’s specific place of residence.

A technical client’s (e.g. a browser on a device) usage data is collected on a cross-application basis and saved to a database. This information is used to technically assess the socio-demographic parameters of age and gender and is then delivered to the AGOF’s service providers for further processing of reach values. Within the scope of the AGOF-Study, socio-demographic parameters are technically assessed on the basis of a random sample and can subsequently be allocated to the following categories: age, gender, nationality, occupation, marital status, general specifications regarding household, household income, place of residence, internet usage, online interests, location of use, user type.

IV. Duration of data storage

The unabridged IP address is not stored by INFOnline GmbH. The abridged IP address is stored for a maximum of 60 days. Usage data connected to the distinct identifier are stored for a maximum of 6 months.

V. Data transfer

Neither the IP address not the abridged IP address are transferred. For purposes of compiling the AGOF study, data with client identifiers is transferred to the following AGOF service providers:

Kantar Deutschland GmbH

Ankordata GmbH & Co. KG (

Interrogare GmbH (

VI. Right to object

In the event that you do not wish to take part in this measurement process, you may object to it at the bottom of this data protection statement by disabling the “INFOnline" function. For Pro-or Premium-users, INFOnline is disabled by default.

VII. Additional information

For further information regarding data protection in measuring procedures, please visit INFOnline GmbH, the operator of the measurement procedure, or the data protection websites of AGOF and IVW.

c) Collection, processing and use of data with Google Analytics

To analyze user behavior, this app uses Google Analytics, the analysing services of Google Inc., 1600 Amphitheatre Parkway, Mountain View, CA 94043, USA ("Google").

The information about the use (type and version of your device, its operating system, the site visited, date and time of your visit, the screen resolution as well as the IP address used) is transmitted to a Google server in the US and stored there. We wish to point out that we anonymise the IP address prior to transmission. It is only in exceptional cases that a full IP address is transmitted to a Google server in the US and abridged there. On our behalf, Google uses the information transmitted to assess your use of our app, to compile reports about the activities and to render further services in connection with the use. Google may also transmit information to third parties, if required by law or if third parties process the information on behalf of Google. By no means will Google link your IP address with other Google data.

Moreover, we use the advertising functions of Google Analytics. By means of these functions, it is possible to anonymously collect and process your socio-demographic data using the device-specific advertising ID.

By using our app, you agree to the processing of your data collected by Google and the processing of the data for the purposes described above. To prohibit collection and use of data by Google Analytics in this app, please object to it by disabling the option “Send anonymous usage data“ at the bottom of this data protection statement.

d) Collection, processing and use of data with Firebase Analytics

To analyze user behavior and to integrate Firebase Cloud-Messaging-Services, our app uses the services of Firebase Analytics.

The Firebase-SDK (Software Development Kit) collects information about the app version, the type of device, the version of the operating system, the point of time of the installation of the app as well as the user‘s age, gender and groups of interest. Furthermore, by means of further activities, Firebase SDK collects information during use of the app. The event-driven data collection of Firebase-SDKs is triggered by activities such as installation and start of the app, updates, re-installation, update of the operating system, deletion of app data, app crashes, and in-app purchases as well as the receipt, the swipe and the opening of push-messages and the opening and updating of the app by means of a dynamic link. For each of these events the number of visits, the number of users triggering the event and, if available, the value of the events is collected. To identify the devices, Firebase-SDK uses the device-specific advertising ID.

By using our app, you agree to the processing of your data collected by Firebase and the collection of data for the purposes as described above. To prohibit the collection and use of data by Firebase Analytics in this app, please object to it by disabling the option “Send anonymous usage data “at the bottom of this data protection statement.

e) Collection, processing and use of data with Facebook-SDKs

In this app, we integrate so-called Facebook-SDKs. This software allows a follow-up of the type of advertising campaign in Facebook that prompted users to download our app. To this end, we transmit to Facebook the device-specific advertising ID, the app version and the information that the app was started or canceled.

You can object to the transfer of the above data to Facebook in this app by deactivating the option “Send anonymous usage data “at the bottom of this data privacy statement.

f) Collection, processing and use of data with AppsFlyer

Our application uses the service of AppsFlyer, an analysis service of AppsFlyer Inc. (111 New Montgomery St, San Francisco, CA 94105, USA). In order to improve the content and usability of our apps, as well as our advertising measures, and to optimize the user experience for you, we collect session, interaction and marketing data from you. This data is always collected anonymously and only evaluated on an anonymous basis. Depending on the campaign, the data is shared - also anonymously - with connected advertising networks. The data is used exclusively to measure the success of marketing campaigns and to improve them. Further information on the use and collection of data by AppsFlyer can be found under the following link: AppsFlyer is certified according to the EU-US Privacy-Shield agreement and therefore guarantees compliance with European data protection laws. The legal basis for its use is Art. 6 para. 1 lit. f) DSGVO.

By using our app, you agree to the processing of your data by AppsFlyer and the collection of data for the purposes as described above. To prohibit the collection and use of data by AppsFlyer in this app, please object to it by disabling the option “Send anonymous usage data “at the bottom of this data protection statement.

h) Collection, processing and use of data when using mPulse

Web pages embedded in this app also use the analysis tool mPulse from Akamai Technologies, Inc. 150 Broadway, Cambridge, Massachusetts 02142, USA. The German branch, Akamai Technologies GmbH, is located at Parkring 20-22, 85748 Garching. Information on the company's other locations in Germany can be found at With the help of mPulse anonymous user profiles are created. The evaluation of these user profiles serves above all to design and improve our offers according to your needs. Cookies are not used. mPulse collects the following data in particular:

Browser Information

Information about the user's operating system

IP address (will be made anonymous)

Geographic location (country from which the website is accessed)

For more information on data protection at mPulse, please see legal basis for the associated data processing is Art. 6 para. 1 lit. f) DSGVO (balancing of interests, based on our legitimate interest to continuously improve the content, functionality and attractiveness of the app and the embedded websites based on the analysis of your usage behavior).

4. Rights of the data subject

The data subject shall have the following rights:

Right of access (Art. 15 GDPR)

Right to rectification (Art. 16 GDPR)

Right to object (Art. 21 GDPR)

Right to erasure (Art. 17 GDPR)

Right to restriction of processing (Art. 18f. GDPR)

Right to data portability (Art. 20 GDPR)

For this type of inquiry, please contact directly. Please note that such inquiries oblige us to confirm that the inquirer is indeed the person concerned.

Every data subject shall have the right to lodge a complaint with a supervisory authority. You can either consult the appropriate data protection authority for your location, or the data protection authority responsible for us (Landesbeauftragte für Datenschutz und Informationsfreiheit Nordrhein-Westfalen,Postfach 20 04 44, 40102 Düsseldorf).

5. These data privacy notes are updated regularly

The legal framework concerning us as service provider is characteristically subject to changes and amendments. These changes and amendments require the occasional updating of these data privacy notes. We will therefore inform you of possible alterations.

6. Contact us

Should you wish to contact us, you can reach us via our contact form or by messaging:

WetterOnline Meteorologische Dienstleistungen GmbH

Karl-Legien-Straße 194a

D-53117 Bonn



Telephone: +49 228 55937-989

Fax: +49 228 55937-979