說換就換 - 語音匯率計算機
ChauChau Tools
An offline currency calculator that you can use instantly! Works on both mobile phones and watches! Supports voice multi-currency summation and customizable exchange rates. Completely ad-free and requires no internet connection, making it an ideal companion for calculating accounts abroad.
- Downloads
- 20+
- on Google Play
- Price
- Free
- No in-app purchases
- Updated
- Jun 14
- 2026
Screenshots
About 說換就換 - 語音匯率計算機
【Say It and Change - Voice Currency Calculator】brings you the ultimate conversion experience! Simply open the app, speak the amount directly into your phone, and it will instantly convert it to your familiar currency. No need to bend down and type manually, freeing your hands!
【Supports Wear OS】Works with Samsung Watch, Google Watch, and more!
🌟 Key Features 🌟
🎙️ Instant Conversion: Eliminate the hassle of searching for a keyboard and buttons. Simply open the app and activate voice recognition. Just speak the numbers, and it will instantly provide accurate conversion results.
➕ Unique "Speak to Calculator" for Multiple Items: Don't know the total price of several items? Just say "fifty plus two hundred plus three thousand five hundred," and the app will automatically list the calculations, convert each item individually, and add them up accurately. No more headaches from calculating expenses when shopping for friends and family!
💱 Multiple Currencies, Easy Switching
Supports multiple common currencies. Quickly switch between base and target currencies with a single click, perfectly adaptable to various overseas shopping scenarios.
⚙️ Customized Exchange Rates, You Control Credit card fees? Got a good exchange rate? Here, you can manually customize the exchange rate for each country. The calculated price is guaranteed to be the exact cost of your actual expenditure.
🛡️ 100% Offline & Absolutely No Ads
We care about your privacy and user experience! This app's core operation requires no internet connection. Even in remote locations abroad, basements, or without roaming data, you can still listen and calculate as usual. And absolutely no annoying pop-up ads, giving you the cleanest, smoothest, pure tool experience.
Whether you're indulging in a shopping spree at Japanese drugstores, buying wholesale goods at Dongdaemun in Korea, or simply need quick currency exchange, 【Say Exchange】is your most considerate and fastest mobile companion. Download now and experience the smooth convenience of "Say Exchange"!
【Wear OS Watch User Guide】 The watch app allows you to use convenient functions without taking out your phone.
However, all additional settings must be configured through the main app on your Android phone.
Therefore, we recommend downloading both!
After completing the settings on the main app on your phone, the watch app will update "automatically".
Then, simply speak to your watch to instantly receive the exchanged currency amount!
What’s new
Updated June 14, 2026
🎉 重大更新:雙平台連動降臨! 新增:完美支援 Wear OS 智慧手錶!現在可以從手機無縫發送匯率設定到你的手錶上。 1. Wear OS 智慧手錶 (Google Watch / Samsung Galaxy Watch) 都可以直接安裝使用。 2. 手機端若有變更幣別或者匯率,手邊端會自動更新喔!
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