Guides

Practical notes on image compression, PDF tasks, attachment size limits, and more.

• How to compress images without making them blurry

  How to reduce image file size while keeping the picture clear enough.

  2026-08-07 · About 8 min

• What to check before merging or splitting a PDF

  Before sending contracts or class files, check orientation, passwords, page order, and size.

  2026-08-07 · About 8 min

• Clean EXIF before you share photos

  What photo metadata can contain, and how to remove it before sharing.

  2026-08-07 · About 7 min

• When to use WebP, JPEG, or PNG

  Choose an image format based on transparency, compatibility, and file size.

  2026-08-07 · About 7 min

• Why files are processed in your browser

  What local browser processing means for privacy, speed, and limits.

  2026-08-07 · About 8 min

• Favicon sizes and clarity

  How to design a small site icon and export common sizes.

  2026-08-07 · About 7 min

• A practical batch resize workflow

  Set one size rule, batch resize, spot-check, then compress if needed.

  2026-08-07 · About 7 min

• Turn multiple images into one PDF to share

  Pack scans and screenshots into one PDF for email, print, and archiving.

  2026-08-07 · About 7 min