Image Cosmos guides
These pages reuse the live tools. Each one is a specific job — a kilobyte cap, a pixel canvas, a HEIC conversion, or a how-to — with steps, a worked example and a workspace that never uploads the file.
Exact KB compression
Compress an Image to 50 KB · Compress an Image to 100 KB · Compress an Image to 200 KB · Compress an Image to 250 KB · Compress an Image to 300 KB · Compress an Image to 500 KB · Compress an Image to 1 MB · Compress an Image to 20 KB · Compress an Image to 30 KB · Compress an Image to 75 KB · Compress an Image to 150 KB · Compress an Image to 400 KB · Compress an Image to 750 KB
Delivery and upload limits
Compress an Image for a Website · Compress an Image for WhatsApp · Compress an Image for Gmail · Compress an Image for Instagram Upload
Exact pixel canvases
Resize an Image to 1920 × 1080 · Resize an Image to 1280 × 720 · Resize an Image to 800 × 800 · Resize an Image to 1200 × 1200 · Resize an Image to 1024 × 1024 · Resize an Image to 512 × 512 · Resize an Image to 1600 × 900 · Resize an Image to 640 × 480
HEIC conversion
Convert HEIC to JPG · Convert HEIC to PNG · Convert HEIC to WebP
How-to pages
Primary tools
If you already know the task, open the tool directory, the image compressor, the resizer or the social size hub. To turn an image into text, use the Base64 encoder.