There are several online tools and apps that can help you determine your face shape by uploading a photo of yourself. Here are some of the most popular options:

• FaceShape app: This app allows you to find your face shape from a single picture without signing up. It can help you decide the best hairstyles, glasses, and makeup for your face shape.

• Face Shape Detector: This online tool uses AI to detect your face shape. You can upload your photo to find your face shape and get suggestions for glasses that will fit your face shape. The tool claims to have a high level of accuracy, but notes that no artificial intelligence model is perfect.

• Yesglasses: This website offers a face shape recognition tool that allows you to upload a front-facing photo so that AI can help determine your face shape. The tool also provides recommendations for glasses that will fit your face shape.

• FaceShape Detection: This web application allows you to upload images to discover your unique face shape. The tool claims to be sophisticated and provides optimal results when images feature properly aligned and clearly visible faces.

Its important to note that while these tools can be helpful, they may not always be 100% accurate. Additionally, there are several different face shapes, including round, square, oblong, heart, diamond, triangle, rectangle, pear, and oval. Its possible that you may fall into more than one category or have a unique combination of features. Ultimately, the best way to determine your face shape may be to consult with a professional stylist or makeup artist who can provide personalized recommendations based on your individual features and preferences.