Inspect the evidence
Dimensions, pixel count, file size, aspect ratio, format and metadata signals are measured directly from the file.
✦ Image Doctor
What's wrong with your image?
Don't guess which tool to use. Image Doctor analyzes your image, explains what matters, recommends the right treatment, and lets you preview the result before downloading.
🔒 Core analysis and processing happen locally in your browser.
Drop your image here
Upload once. Get a diagnosis, a practical recommendation, and the tools you actually need.
JPEG · PNG · WebP · GIF · BMP · SVG · AVIF
Image Health Report
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Diagnosis
Optimization Simulator
Choose the balance you want. The estimate updates before you create anything.
Estimated size —
Estimated savings —
Output —
ORIGINAL
![Original image]()
OPTIMIZED
![Optimized image]()
Smart Crop & Platform Preparation
Choose a destination and create the right canvas. Face-aware positioning is used when supported.
Instagram Post
Portrait crop designed to reduce unwanted clipping.
1080 × 1350
Center-aware
How Image Doctor thinks
Every recommendation is designed to be understandable and actionable.
Tell you why it matters
Technical numbers are connected to the purpose you selected.
Show the trade-off
Preview estimated size and actual results before downloading an optimized copy.
Need a specific tool?
Our focused tools remain available when you already know exactly what you want.
Frequently asked questions
What does Image Doctor actually check?
It examines practical file characteristics such as dimensions, pixel count, file size, aspect ratio, format and available metadata signals.
Does Image Doctor upload my image?
The core image analysis and processing are designed to happen locally in your browser.
Will optimization reduce image quality?
Any lossy optimization involves a quality-size trade-off. Image Doctor lets you choose that balance.
What happens to my original image?
Your original file remains untouched. Optimization and crop actions create a new copy.