Nullrate
Live FX · iOS

Premium forex,
pocket-sized.

A blazing-fast currency calculator with daily FX rates, a home-screen widget, and 45 languages built in. Built for travelers who want to know the real price of a coffee, a tip, or a hotel — instantly.

Download on the App Store

What it does

Everything you need to move money
across borders, in your head.

Daily FX rates
Synced once a day from a trusted provider — locked for the day so prices stay stable while you shop.
Calculator + keypad
Tap, swap, and convert between 167+ currencies in seconds. Designed for one-handed use.
Home-screen widget
Pin your favourite pair to your home screen. Always live, always glanceable, no app launch needed.
45 languages
Search currencies and countries in your native script — العربية, हिन्दी, 日本語, Português and more.
5 number formats
1,000.00 · 1.000,00 · 1 000,00 · 1,00,000.00 · 1’000.00. Pick what feels native — the widget follows along.
Light & dark, adaptive
Follows your system theme by default, with a one-tap manual override. Looks at home on every device.

Built for travellers

Wherever you land,
you’ll know what things cost.

Restaurants, taxis, tipping, souvenirs — the moments where a quick conversion saves you money or a small embarrassment. NullRate keeps the math out of your way so you can focus on the trip.

JPY → USD

Tokyo, Japan

Is ¥780 fair for a coffee?

NullRate runs the math while you queue. ~$5.10 — about right for a sit-down kissaten. Order another.

EUR → USD

Lisbon, Portugal

Tip on a €52 dinner?

10% in Portugal lands at €5.20 / $5.65. Tap once, see both sides — leave the right amount in cash.

THB → USD

Bangkok, Thailand

฿2,400 for the silk scarf?

$67 in your head currency. Pin the THB → USD widget so the rate is always one glance away.

45 languages · native scripts

Search in
your own language.

Type “ดอลลาร์”, “ユーロ”, or “रुपया” — NullRate recognizes currency and country names in every supported locale, not just English. The keypad, widget, and sheets follow along automatically.

  • English
  • Español
  • Français
  • Deutsch
  • Italiano
  • Português
  • 日本語
  • 简体中文
  • 繁體中文
  • 한국어
  • हिन्दी
  • العربية
  • Türkçe
  • Русский
  • Bahasa Indonesia
  • Tiếng Việt
  • ไทย
  • Polski
  • עברית
  • Українська
  • + 25 more

167 currencies · daily refresh

Every major pair,
always current.

From the dollar to the dirham — 167 currencies tracked daily and locked for the day so prices don’t shift under you mid-conversation.

  • USDUS Dollar
  • EUREuro
  • GBPPound Sterling
  • JPYJapanese Yen
  • CNYChinese Yuan
  • INRIndian Rupee
  • CADCanadian Dollar
  • AUDAustralian Dollar
  • CHFSwiss Franc
  • MXNMexican Peso
  • BRLBrazilian Real
  • KRWKorean Won
  • TRYTurkish Lira
  • AEDUAE Dirham
  • SGDSingapore Dollar
  • ZARSouth African Rand
  • + 151 more

5 number formats

Group thousands the way your country reads them.

  • 1,000,000.00

    Comma thousands

  • 1.000.000,00

    Dot thousands

  • 1 000 000,00

    Space thousands

  • 10,00,000.00

    Indian lakh

  • 1’000’000.00

    Apostrophe thousands

Questions

Quick answers, no fluff.