Guides

• 
  Crop photos

  How to Crop a Photo in Photasium

  Crop a photo in the browser without uploading or creating an account. Open Crop in Photasium, set the box, and apply.
• 
  Add text

  How to Add Text to a Photo in Photasium

  Add text to a photo in the browser without uploading or creating an account. Open Text in Photasium, click the canvas, and style the layer.
• 
  Brush and eraser

  How to Paint and Erase on a Photo in Photasium

  Paint and erase on a photo in the browser without uploading or creating an account. Open Brush or Eraser in Photasium, set the size, and paint.
• 
  Heal and clone

  How to Heal and Clone in Photasium

  Heal a spot or clone pixels in the browser without uploading or creating an account. Open Heal in Photasium, paint, or Option-click a source.
• 
  Layers

  How to Use Layers in Photasium

  Use layers in the browser without uploading or creating an account. Stack photos, type, and groups in Photasium, then hide, lock, and reorder.
• 
  Adjustments

  How to Adjust Brightness, Contrast, and Saturation in Photasium

  Adjust brightness, contrast, and saturation in the browser without uploading or creating an account. Open Adjustments in Photasium, preview, and apply.
• 
  Resize

  How to Resize a Photo in Photasium

  Resize a photo in the browser without uploading or creating an account. Open Image Size in Photasium, set the pixels, and apply.
• 
  Fill

  How to Fill an Area with Colour in Photasium

  Fill an area with colour in the browser without uploading or creating an account. Open Fill in Photasium, set the tolerance, and click.
• 
  Selections

  How to Use Selections in Photasium

  Use selections in the browser without uploading or creating an account. Draw with Marquee, pick colour with Wand, or trace with Lasso in Photasium.
• 
  Shapes

  How to Draw Shapes on a Photo in Photasium

  Draw shapes on a photo in the browser without uploading or creating an account. Open Shape in Photasium, pick a rectangle, ellipse, line, or arrow, and drag.
• 
  Gradient

  How to Draw a Gradient on a Photo in Photasium

  Draw a gradient on a photo in the browser without uploading or creating an account. Open Gradient in Photasium, pick linear or radial, and drag.
• 
  Dodge, burn, and sponge

  How to Dodge, Burn, and Sponge in Photasium

  Dodge, burn, or sponge a photo in the browser without uploading or creating an account. Open Dodge in Photasium, pick a mode, and paint.
• 
  Blur and sharpen

  How to Blur and Sharpen a Photo in Photasium

  Blur or sharpen a photo in the browser without uploading or creating an account. Open Blur in Photasium, pick a mode, and paint.
• 
  Remove a background

  How to Remove a Background in Photasium

  Remove a background in the browser without uploading or creating an account. Open Remove background in Photasium, set the edge, and apply.
• 
  Layer masks

  How to Use a Layer Mask in Photasium

  Hide part of a layer in the browser without uploading or creating an account. Add a layer mask in Photasium, paint what stays visible, and keep the pixels.
• 
  Smudge

  How to Smudge a Photo in Photasium

  Smudge a photo in the browser without uploading or creating an account. Open Smudge in Photasium, set the stroke, and drag.
• 
  Canvas size

  How to Change the Canvas Size in Photasium

  Change the canvas size in the browser without uploading or creating an account. Open Canvas Size in Photasium, set the pixels and the anchor, and apply.
• 
  Noise, vignette, and pixelate

  How to Use Noise, Vignette, and Pixelate in Photasium

  Add grain, darken the corners, or turn an area into blocks in the browser without uploading or creating an account. Open Noise, Vignette, or Pixelate in Photasium, set the sliders, and apply.
• 
  Pick a colour

  How to Pick a Colour from a Photo in Photasium

  Pick a colour from a photo in the browser without uploading or creating an account. Open Picker in Photasium, click a pixel, and use that colour.
• 
  Posterize, threshold, and sepia

  How to Use Posterize, Threshold, and Sepia in Photasium

  Flatten colours into fewer tones, turn a photo black and white by brightness, or shift it toward brown in the browser without uploading or creating an account. Open Posterize, Threshold, or Sepia in Photasium, set the slider, and apply.
• 
  Flip and rotate

  How to Flip and Rotate a Photo in Photasium

  Flip or rotate a photo in the browser without uploading or creating an account. Open Flip or Rotate in Photasium, turn the canvas or one layer, and undo if you need the previous orientation.
• 
  Export PNG, JPEG, or WebP

  How to Export PNG, JPEG, or WebP from Photasium

  Export PNG, JPEG, or WebP in the browser without uploading or creating an account. Open Export in Photasium, pick a format, and download.