The German institute for product testing


Germany - USA

NOW Available in the USA

Following our success in Germany, we are expanding our services to the American market. We test and evaluate products in real-life scenarios to ensure a realistic assessment. Our independent expertise guarantees transparent results for consumers and manufacturers – now available in the USA!

About Us

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 Prüfengel

How we test

Our tests run according to a fixed and uniform system. The final score is made up of a wide variety of categories such as packaging, design, quality and value for money. We present our exact test catalog in this article.

For consumers

The German Institute for Product Tests independently tests products and services. The results are made available to consumers free of charge. All test criteria are publicly available under the respective license number.

For companies

Benefit from valuable expert reports and have your products marked with the Prüfengel. The test seal that is issued gives your customers the opportunity to make the quality of your products more tangible and increases their trust right from the start.

Frequently Asked Questions

The Prüfengel 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 available at any time. You can check the validity of the seals in our License Search check.

The Latest Test Reviews

  • Meliusly® The Mattress Corrector

    May 2024
  • Meliusly® Sleeper Sofa Support Board

    May 2024
  • Meliusly® Extra Wide Couch Cushion Support Board (24×72)

    May 2024
  • Diamond drill bit set tested in 2022

    Feb 2024
  • Bicycle bell tested in 2023

    Feb 2024
  • Tretmann Ride exercise bike set tested 2023

    Feb 2024
  • Retro desk lamp in test 2023

    Feb 2024
  • Leather winter boots with merino wool HIKING tested 2023

    Feb 2024

Contact & Requests

Do you have further questions or want to have your product certified? Contact us!