Hindi Number to Words in JavaScript (hi-IN)

Convert numbers to Hindi words in JavaScript and TypeScript using to-words — the only npm library with native Devanagari script, Indian scale (लाख, करोड़, अरब), and currency support.

Locale codes: hi-IN · Numbering system: Indian · Currency: Rupee / Paise · Script: Devanagari

Install

npm install to-words

Basic Conversion

import { ToWords } from 'to-words';

const tw = new ToWords({ localeCode: 'hi-IN' });

tw.convert(12345); // "बारह हजार तीन सौ पैंतालीस"
tw.convert(100000); // "एक लाख"
tw.convert(10000000); // "एक करोड़"

Currency (Rupees & Paise)

tw.convert(1234.56, { currency: true });
// "बारह सौ चौंतीस रुपये और छप्पन पैसे"

Ordinal Numbers

tw.toOrdinal(3); // "तीसरा"
tw.toOrdinal(21);

Indian Scale

Value	English	Hindi
100	One Hundred	एक सौ
1,000	One Thousand	एक हजार
100,000	One Lakh	एक लाख
10,000,000	One Crore	एक करोड़
1,000,000,000	One Arab	एक अरब
100,000,000,000	One Kharab	एक खरब
10,000,000,000,000	One Neel	एक नील
1,000,000,000,000,000	One Padma	एक पद्म
100,000,000,000,000,000	One Shankh	एक शंख

Tree-shakeable (single-locale) import

import { toWords, toCurrency, toOrdinal } from 'to-words/hi-IN';

toWords(50000); // "पचास हजार"
toCurrency(999.99); // "नौ सौ निन्यानवे रुपये और निन्यानवे पैसे"

Locale Codes

Locale code	Country	Currency	Notes
hi-IN	India	Rupee / Paise	Hindi output in Devanagari with Indian-scale grouping

Related

• Bengali
• Urdu
• Currency guide

FAQ

Q: What locale code should I use for Hindi?
A: hi-IN.

Q: Does it use the Indian numbering system (lakh/crore)?
A: Yes — 100,000 = "एक लाख", not "One Hundred Thousand".

Q: Is Devanagari script output supported?
A: Yes, by default. You get native Devanagari for all conversions.

Q: Can I get numbers in English but with Indian scale?
A: Use en-IN instead of hi-IN.