Frosted glass film from the WindowShield brand

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Frosted glass film from the WindowShield brand

Frosted glass film from the WindowShield brand

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The frosted glass film from the WindowShield brand impressed our testers positively. The test product thus qualified for our Qualitä seal of approval and was finally rated with the final grade of 1.3 .

Short product info:
The frosted glass film from the WindowShield brand is a self-adhesive privacy film that is opaque and thus guarantees privacy from prying eyes.

About the test:
We carry out our product tests according to a transparent and conclusive evaluation system.
The maximum possible number of points per area is 100 points.
The following areas are evaluated:

1. The packaging
2. The first impression
3. The practical test
4. The value for money

Furthermore, the product reviews and customer experiences available for the product are also included in the evaluation.

Important to know:
When awarding our test seal, we do not evaluate the quality of the test product in comparison with other products available on the market, but in comparison with our standardized test standard!
You can find more details about the test criteria here .

Below is our detailed test report on the product.


Product: frosted glass film
Brand: WindowShield
Tested: 06/22/2023
QS code: 89693626


The simple cardboard outer packaging contained the frosted glass film.
No further inner packaging was used .

The accessories were individually wrapped in plastic.

We found the sustainability of the packaging to be good .

The product was optimally protected by the packaging.

The brand name, the address and a contact option as well as the barcode are printed legibly on the outer packaging.


As soon as we opened it, we noticed that every detail had been thought of. There was a plastic smell while unpacking, but this went away after a short time .

The product is supplied in a complete set , so no additional tools are required to attach the frosted glass film.
The first use of the frosted glass film is also good in other respects, since the privacy film is easy to attach .

The frosted glass film comes with a wide range of accessories.
The scope of delivery includes the following parts :

    • cutter knife
    • Squeegee with felt layer

The enclosed instructions for use are very helpful, a QR code can be scanned for detailed video instructions.


The product was developed as a privacy film to avoid prying eyes and to protect privacy .
The frosted glass film fulfills this purpose excellently .

In the following we briefly explain how the test product works :
The film must be cut to the dimensions of the window. Then you spray soapy water on the film and the already cleaned windows. The film can be glued on piece by piece , and all air and water bubbles are removed with the squeegee supplied.

We found it particularly good

    • including video instructions
    • easy assembly of the film

The product has a clear benefit and offers the user the following advantages, among others:

    • the frosted glass film comes in a set , no additional tools need to be purchased
    • Residue-free removal of the film
    • Protection of privacy without light reduction
    • UV protection through the foil

The frosted glass film is very easy to use. Our testers did not find any risk of injury from sharp edges when used properly.


The frosted glass film from the WindowShield brand can be purchased on the Amazon trading platform for €29.95 .

This puts this product in the middle price segment, as there are other privacy films available from €18.99 , but these are supplied without accessories.

76 customers rated the product with an average of 4.1 stars.


In our test, the WindowShield brand frosted glass film achieved a very good result with a final grade of 1.3 and thus clearly confirmed its quality in comparison with the standards of our quality standard ("QS-Norm").

[Disclaimer: All variable information mentioned in the test report, such as prices, ratings, test results, etc., are only valid at the time of the test date.]

Breakdown test categories

upper categories Points scored*
Packaging, sustainability, labeling 90
First impression, smell, quality, benefit, risk of injury 96
Price-performance 90
Customer reviews & ratings, product promises 90.67
Total points according to QS standard 91.67
*100 points maximum score

scoring system

score grade
96-100 1
94-95 1.1
92-93 1.2
90-91 1.3
88-89 1.4
86-87 1.5
... ...