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98 Articles
Image Tools
Articles filed under Image Tools.
Showing 43–63 of 98 articles
image Image Tools
How to Use the Exposure Triangle
Balance aperture, shutter speed, and ISO with a simple exposure-triangle check so the camera settings make more sense.
💬 Image Tools
How to Add a Caption to Every Frame of a GIF
Upload a GIF, type a caption, and download it with the text burned into every frame at your chosen size, color, and position, entirely in your browser.
☀️ Image Tools
How to Adjust a PNG's Brightness With a Live Slider
Upload a PNG and adjust its brightness with a live-updating slider, transparency preserved, entirely in your browser.
📸 Image Tools
How to Blur the Background of a Portrait
Add a natural-looking background blur to a portrait, with the edge feathering that stops a masked subject looking pasted onto the photo.
🖨️ Image Tools
How to Check if a Photo Is Sharp Enough to Print
Work out the DPI a photo achieves at a given print size, and judge it against viewing distance rather than a blanket 300 DPI rule.
✂️ Image Tools
How to Crop an Image Online
Use an image cropper to trim JPG, PNG, or WebP photos, choose clean aspect ratios, preview the crop, and export locally without extra editing software.
🔳 Image Tools
How to Dither an Image for E-Ink and Print
Reduce a photo to a handful of colours with ordered or error-diffusion dithering, and get tone that survives on e-ink, thermal paper and one-colour print.
🎞️ Image Tools
How to Extract Every Frame From a GIF as PNGs
Upload a GIF and download every individual frame as a separate PNG image, entirely in your browser.
🫥 Image Tools
How to Make an Animated GIF's Background Transparent
Upload an animated GIF and make its background transparent on every frame, while keeping the animation intact, entirely in your browser.
🌈 Image Tools
How to Recolor an Entire PNG With One Slider
Upload a PNG and rotate its hue to recolor the whole image at once, with transparency and detail preserved, entirely in your browser.
📱 Image Tools
How to Resize a Photo Into a Phone Wallpaper
Crop any photo to your phone's wallpaper resolution while keeping the subject clear of the clock, widgets and icon grid that sit on top of it.
🔎 Image Tools
How to Reveal a Hidden Blind Watermark in an Image
Upload an image and amplify subtle pixel patterns to reveal any hidden blind watermark, entirely in your browser.
🎞️ Image Tools
How to Slice a Sprite Sheet Into Frames
Cut a sprite sheet into individual frames without off-by-one alignment errors, accounting for the outer margin and inter-cell padding separately.
🎨 Image Tools
How to Swap One Color for Another in a PNG
Upload a PNG, pick a source and target color, and replace every matching pixel while keeping transparency intact, entirely in your browser.
🖊️ Image Tools
How to Trace a PNG or JPG Into an SVG Vector
Upload a PNG or JPG and trace it into scalable SVG vector paths based on color and edge detection, entirely in your browser.
🌀 Image Tools
How to Turn a Photo Into Spiral Line Art
Redraw a photo as one continuous spiral where line thickness carries tone, and export a path a pen plotter can draw without lifting the pen.
🔭 Image Tools
How to Use Hyperfocal Distance in Landscapes
Find the focus distance that keeps everything from half that distance to infinity acceptably sharp, and know when focusing on the subject beats it.
🖼️ Image Tools
How to Adjust Photo Brightness and Contrast
Use a brightness and contrast editor to adjust exposure, midtones, saturation, histogram shape, and clipped pixels in your browser.
🖼️ Image Tools
How to Batch Convert a Folder of Images at Once
Convert dozens of images to PNG, JPG, or WEBP in one pass and download them as a single ZIP, instead of opening and re-saving each photo individually.
📷 Image Tools
How to Check a Photo's Hidden EXIF and GPS Data
Read the camera make, exposure settings, capture date, and GPS coordinates hidden in a JPEG's EXIF metadata before you post or share the photo publicly.
⚫ Image Tools
How to Convert a Photo to Grayscale Properly
Convert a photo to grayscale using a luminance-weighted or simple average method, with a side-by-side preview, instead of a flat desaturation that looks off.