WodiC is an AI-powered voice calculator app with scientific tools, built entirely on my phone.
Talk to your calculator. WodiC listens, solves, and replies instantly.
WodiC is a modern, voice-powered calculator that understands you naturally.
Just speak your math problem. WodiC listens, computes, and responds in real time, even without internet access.
Try it now: wodic.vercel.app
WodiC is a voice-first scientific calculator built for speed, simplicity, and accessibility.
You don’t type, you talk. WodiC uses browser speech recognition to understand your command, process it instantly, and speak the result back.
You can also install WodiC as a Progressive Web App (PWA) directly from your browser by pressing the Download Now button located at the top right, for an app-like experience on mobile or desktop.
- 🎙️ Voice Input: Speak your calculation naturally, no buttons required.
- ⚡ Instant Results: Get your answer immediately after speaking.
- 🧠 Scientific Mode: Solve complex equations, not just basic arithmetic.
- 🌗 Dark Mode: Clean, modern design that adapts to your theme.
- 💬 Natural Responses: WodiC talks back, giving a human-like experience.
- 🪶 Lightweight: Runs smoothly on both mobile and desktop.
- ☁️ Web + PWA: Access it anywhere, and install it for offline use.
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- Frontend: Next.js + React + TypeScript
- Voice Recognition: Web Speech API
- Deployment: Vercel
- UI: Tailwind CSS
- Coded on: My Phone only (don't have a laptop yet)
- Platform: Fully responsive web app (works across browsers and devices)
- Visit wodic.vercel.app
- Allow microphone access when prompted
- Speak naturally, for example:
“What is twenty-five times six?”
- WodiC will process your question, display the equation, and speak the result back instantly.
- To install it as a PWA, tap the Download or Install App button in your browser.
| You Say | WodiC Replies |
|---|---|
| “What is 50 plus 40?” | “The answer is Ninety.” |
| “Square root of 81.” | “The answer is Nine.” |
| “Cosine of thirty degrees.” | “The answer is 0.866.” |
| “Ten factorial.” | “The answer is 3,628,800.” |
- ✅ Voice input + instant results
- ✅ Scientific mode
- ✅ PWA installation
- ✅ Full offline mode
- ✅ History log of previous calculations
- 🔜 AI explanation mode (“Explain how you solved it”)
- Improve WodiC UI/UX
- Add support for multiple input types
- Enhance error handling and validation
- Expand documentation and examples
Follow these steps to run this Next.js project on your computer or phone.
- Clone the repository
git clone https://github.com/calchiwo/WodiC.git- Open the project folder
cd WodiC/myapp- Install dependencies
pnpm installIf you use npm
npm install- Run the development server
pnpm devOr with npm
npm run dev- Open the app
Visit this URL in your browser.
http://localhost:3000
Caleb Wodi (Calchiwo)
This project is open source under the MIT License.
You’re free to use, modify, and share WodiC with proper attribution.
“You talk. It listens. It solves"