Schools
Help pupils practise reading and writing numerals.
Content / widget · Elementor module
Roman Numeral Converter Widget Plugin for Elementor
Let visitors convert numbers from 1 to 3999 to Roman numerals and back as they type, with a breakdown, strict checks and suggestions for non-standard numerals.
Included in All AccessClassic Elementor widgetFrom $29 USD / year
Complementor / Roman numeral converterProduct preview
Text, style and layout controls inside Elementor
01 / Interactive demonstration
Try it
These are the actual published outputs of the widget. Type a number from 1 to 3999 or a Roman numeral; the result updates as you type.
02 / Inside WordPress
Roman numeral converter controls in Elementor
Content sets the starting value, whether the breakdown and Clear button appear, and every label. The Style tab covers the field, the result and its breakdown boxes, the labels and the buttons.
03 / Website use cases
Where to use roman numeral converter
Students, writers, tattoo clients and history fans often need to read or write a Roman numeral, and many converters accept wrong forms such as IIII without comment. Roman numeral converter runs on your own page: one field works both ways, the result updates as visitors type, and a breakdown shows how each symbol adds up. Numerals are checked against the standard rules, and a non-standard one gets a suggestion of the correct form.
Wedding and tattoo sites
Let clients turn a date or year into numerals.
History blogs
Help readers read dates on buildings and in old books.
04 / Installation and setup
How to add a Roman numeral converter in Elementor
Start with Complementor installed and your license connected. Enable this module in the WordPress library, then configure it in Elementor.
Install Complementor, connect your license and enable Roman numeral converter in the Complementor library.
Add the widget to a page.
Set a starting value, such as this year or a numeral.
Choose whether to show the breakdown and the Clear button.
Style the result, the breakdown boxes and the buttons.
05 / Content and style controls
Customize roman numeral converter in Elementor
Configure the settings available for this module to suit the page you are building.
Numbers to numerals and back in one field.
Updates as visitors type.
Breakdown of each symbol's value.
Strict checks for standard numerals.
Suggestions for forms such as IIII.
Copy result button.
06 / Choose the right approach
Roman numeral converter and Elementor alternatives
Compare the existing Elementor workflow with this Complementor module before choosing your setup.
Online converter sites
They take visitors off your page and some accept non-standard forms.
A table of numerals
Shows examples but cannot convert any number a visitor types.
07 / Requirements and compatibility
Roman numeral converter compatibility with Elementor
- Requires Elementor; works without WooCommerce.
- Standard numerals from 1 to 3999 only.
- Does not handle fractions or bars for thousands.
Complementor uses classic Elementor APIs. Atomic-native controls are not implemented. Check your theme, cache and integrations on a staging site before release.
08 / Common setup problems
Troubleshoot roman numeral converter
Check these settings if the published page behaves differently from the editor.
Why is “IIII” rejected?
Standard numerals allow at most three I in a row. The message suggests IV.
Why can I not convert 5000?
Standard Roman numerals go up to 3999. Larger numbers need extra marks that the converter does not use.
Why does “1,994” show an error?
Type the number without separators: 1994.
Why is the Copy button greyed out?
There is no valid result yet. Type a number or a standard numeral.
Roman numeral converter plugin questions
Does it need Elementor Pro?
No. It works with the free version of Elementor.
Which numbers does it handle?
Whole numbers from 1 to 3999. There is no Roman numeral for zero.
Does it accept lower-case numerals?
Yes. Lower-case letters are accepted and the result is shown in capitals.
Is it accessible?
Yes. The field is labelled, errors are linked to it, and each result is announced.
Does it need JavaScript?
Yes. Without it a short message is shown instead.
10 / Annual All Access subscription
Get roman numeral converter with Complementor
This module is included with all 1007 current Complementor solutions. Choose your production website allowance; every plan includes the same modules.
One website
$29USD / year
- All 1007 current modules
- Plugin downloads and updates for one year
- New releases during the paid term
- Product support
Renews at $29 USD each year.
A few websites
$49USD / year
- All 1007 current modules
- Plugin downloads and updates for one year
- New releases during the paid term
- Product support
Renews at $49 USD each year.
More websites
$99USD / year
- All 1007 current modules
- Plugin downloads and updates for one year
- New releases during the paid term
- Product support
Renews at $99 USD each year.
Applicable taxes extra. Annual subscriptions renew automatically unless canceled in your customer account. Elementor Pro is required for Exclude current post. Read the terms and 14-day technical-issue refund policy.