Calculators · Gutenberg

Unit Converter block for WordPress

Interactive unit conversion tool supporting length, weight, temperature, volume, area, and speed. Users can switch categories, enter a value, and instantly see the converted result.

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Free Gutenberg block in Blockenberg. The inspector controls and front-end behavior on this page come from this block’s source, not a shared stub.

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What it actually does

Interactive unit conversion tool supporting length, weight, temperature, volume, area, and speed. Users can switch categories, enter a value, and instantly see the converted result.

Inspector panels on this block: Content, Enabled Categories, Display Options, Sizing. Those titles come from index.js, not from a shared template.

Where to find it

Gutenberg inserter → Calculators → search “Unit Converter” (block name `blockenberg/unit-converter` in block.json). Style it in the sidebar after insert.

How to use Unit Converter block for WordPress

  1. Install Blockenberg. Install from WordPress.org and activate the plugin.
  2. Insert the block. Edit a page, click +, search for “Unit Converter”, insert it. Category: Calculators.
  3. Configure inspector controls that exist on this block. Open Content. Set “Show Title”, “Content — Title”, “Show Subtitle”, “Subtitle”.
  4. Check the published page. The view script reads HTML data attributes: data-cat, data-opts. The block editor preview may not run the same view script.

Inspector controls from this block’s code

ControlWhat the code does
Show TitleOn/off toggle in the inspector. On by default. Saved as `showTitle`.
Content — TitleText field in the inspector. block.json default: Unit Converter. Saved as `title`.
Show SubtitleOn/off toggle in the inspector. On by default. Saved as `showSubtitle`.
SubtitleText field in the inspector. block.json default: Instantly convert between metric and imperial units.. Saved as `subtitle`.
Default CategorySelect control; the chosen value is saved on the block. block.json default: length. Saved as `defaultCategory`.
Decimal PlacesNumeric range control in the inspector. Range 0–10. block.json default: 4. Saved as `decimalPlaces`.
Show Category TabsOn/off toggle in the inspector. On by default. Saved as `showCategoryTabs`.
Show Swap ButtonOn/off toggle in the inspector. On by default. Saved as `showSwapButton`.
Result Number Size (px)Numeric range control in the inspector. Range 24–80. block.json default: 40. Saved as `resultSize`.
Accent ColorColor control in the inspector. block.json default: #6c3fb5. Saved as `accentColor`.
Result Number ColorColor control in the inspector. block.json default: #6c3fb5. Saved as `resultColor`.
Active Tab BackgroundColor control in the inspector. block.json default: #6c3fb5. Saved as `tabActiveBg`.
Active Tab TextColor control in the inspector. block.json default: #ffffff. Saved as `tabActiveColor`.
Card BackgroundColor control in the inspector. block.json default: #ffffff. Saved as `cardBg`.
Result BackgroundColor control in the inspector. block.json default: #f5f3ff. Saved as `resultBg`.
Section BackgroundColor control in the inspector. Saved as `bgColor`.
Card Radius (px)Numeric range control in the inspector. Range 0–40. block.json default: 16. Saved as `cardRadius`.
Max Width (px)Numeric range control in the inspector. Range 320–1200. block.json default: 640. Saved as `maxWidth`.
Padding Top (px)Numeric range control in the inspector. Range 0–160. block.json default: 60. Saved as `paddingTop`.
Padding Bottom (px)Numeric range control in the inspector. Range 0–160. block.json default: 60. Saved as `paddingBottom`.

What the front-end script actually does

When this is the right block

Notes from the implementation

viewScript: this folder’s frontend.js is enqueued on the front end for this block.

FAQ

How do I add the Unit Converter block in WordPress?

Install Blockenberg from WordPress.org, edit a page in the block editor, click +, and search for “Unit Converter”. It sits under Calculators. After insert, open Content and set “Show Title”, “Content — Title”, “Show Subtitle”, “Subtitle”.

What makes Unit Converter different from other Blockenberg blocks?

Interactive unit conversion tool supporting length, weight, temperature, volume, area, and speed. Users can switch categories, enter a value, and instantly see the converted result. Inspector labels on this block include “Show Title”, “Content — Title”, “Show Subtitle”, “Subtitle”.

Is the Unit Converter Gutenberg block free?

Yes. Unit Converter ships inside Blockenberg. Get the plugin from WordPress.org — no paid add-on is required for this block.

Can I style Unit Converter to match my theme?

Yes. Blockenberg’s shared typography and color panels apply here, plus any block-specific style controls listed on this page (panels: Content, Enabled Categories, Display Options, Sizing).

Related calculators blocks

Get Blockenberg

Install Blockenberg from WordPress.org, then insert Unit Converter from the Gutenberg inserter.

Get Blockenberg