Transparent.
Independent.
Lens.
The German institute for product testing
In order to enable the end consumer to make a safe purchase decision, the test angel institute tests and certifies products in its own practical tests and publishes the results in free publications on the Internet. As an independent institute, we are free to plan tests and offer every manufacturer the opportunity to have their products tested.




More than 500 brands and manufacturers trust testing angels







License Search
You want to check whether a product or service has a valid license for use in advertising?
Then enter the license number here:
Will always be hidden - do not delete!
Link to the explainer video:
“https://www.youtube.com/watch?v=RvaMLOK5e6s&ab_channel=RobertLeitinger”
Where can I find the license number?
The license number is located on the lower right edge of the test seal. If the license number is missing, there is usually abusive advertising with the test logo. In this case, please send us to logolicenses@pruefengel.de A photograph of the featured product or advertisement bearing the test logo, stating the date and location of the photograph.
FAQ
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Link to the explainer video:
“https://www.youtube.com/watch?v=RvaMLOK5e6s&ab_channel=RobertLeitinger”
What services are offered to consumers?
The Prüfgel Institute tests and certifies products and services to enable the end user to make a safe purchase decision.
The offer is completely free of charge for consumers. All reviews are up pruefengel.de available at any time. You can check the validity of the seals in our License Search check.
How is the content created?
We test every product on site. This means that we not only collect information from the Internet, but also take a close look at the product and test it for certain characteristics. You can find our detailed test catalog at this side.
Will always be hidden - do not delete!
Link to the explainer video:
“https://www.youtube.com/watch?v=RvaMLOK5e6s&ab_channel=RobertLeitinger”
How can products be submitted for certification?
Basically, products and services are tested in various categories. The Prüfgel Institute pays particular attention to equal opportunities. Both smaller brands or start-ups and large companies have the opportunity to have their products tested.
If you would like to work with us, please contact us at info@pruefengel.de. We will process your request as soon as possible.
How can I contact you as a consumer?
We always welcome criticism and suggestions for improvement. You are welcome to send these or similar e-mails to info@pruefengel.de send. We will get in contact with you soon.
Contact
and requests
Do you have further questions or want to have your product certified? Contact us!