Yes, completely free with no signup required.

Does my data leave my device?

No. Everything runs in your browser — nothing is sent to any server.

Does it work on mobile?

Yes. The tool is mobile-first and works on any modern browser including iOS Safari and Android Chrome.

Picsum・Placehold.co・via.placeholderからカスタムサイズのプレースホルダー画像URLを生成します。

Service

Width (px) Height (px)

BG color (hex) Text color (hex)

Label text (optional)

URL

Choose a placeholder image service and set the desired dimensions.
The URL updates in real time as you type.
Click Copy URL to grab just the URL, or Copy img tag for a ready-to-paste HTML element.

Is this tool free?: Yes, completely free with no signup required.
Does my data leave my device?: No. Everything runs in your browser — nothing is sent to any server.
Does it work on mobile?: Yes. The tool is mobile-first and works on any modern browser including iOS Safari and Android Chrome.

Last updated: 2026-05-20 By jarvisbox