Choose an image
Select a JPG, PNG or WebP to read its actual size and decoded dimensions.
Image Size Checker
Check image dimensions, file size and format against your upload requirements.
Gratuit
Sans inscription
Fonctionne dans votre navigateur
What is Image Size Checker?
Image Size Checker is a free online image tool from GigaTools. Check image dimensions, file size and format against your upload requirements. It runs entirely in your web browser, so nothing is uploaded and it works on any device without installing software.
Utilisations courantes
- Check image dimensions, file size and format against your upload requirements.
- Prepare files without uploading them to a server
Comment ça marche
How to use Image Size Checker
Enter requirements
Set the maximum KB and optional exact width and height from your upload form.
Review the checks
See each requirement separately. This checks your entered limits, not every rule a portal might enforce.
FAQ
Bon à savoir
How do I use Image Size Checker?
1. Choose an image: Select a JPG, PNG or WebP to read its actual size and decoded dimensions. 2. Enter requirements: Set the maximum KB and optional exact width and height from your upload form. 3. Review the checks: See each requirement separately. This checks your entered limits, not every rule a portal might enforce.
Does passing guarantee that a form accepts my file?
No. A form can have additional rules, such as a minimum size, specific background or face framing. This tool only checks the requirements you enter.
What are the limits?
JPG, PNG or WebP only. Each input is limited to 20 MB and 16 million pixels. Output is limited to 16 million pixels; contact sheets accept up to 12 files.
Are images uploaded?
No. File processing stays in your browser. This does not remove all third-party requests made by the website.
Poursuivre
Plus d'outils d'images
Compresseur d'images
Réduisez la taille des images JPG, PNG et WebP avec un aperçu en direct de la qualité et de la taille.
Redimensionneur d'image
Redimensionnez les images en pixels ou en pourcentage, en conservant le rapport hauteur/largeur si vous le souhaitez.
HEIC en JPG
Convertissez les photos HEIC de l'iPhone en JPG pour qu'elles s'ouvrent n'importe où.
Image en texte (OCR)
Extrayez le texte des captures d'écran, des photos et des documents numérisés.
Convertisseur d'images
Convertissez des images entre les formats JPG, PNG et WebP en quelques secondes.
PNG en JPG
Convertissez les images PNG en JPG, avec une couleur d'arrière-plan pour les zones transparentes.