Build a BMI Calculator with PHP
A BMI calculator with height/weight input and health category display. Using PHP's PHP 8.2+ with Composer and MySQL support, LoomCode AI generates a production-ready bmi calculator with clean code structure, proper state management, and a polished user interface — all from a single text description in seconds. No prior coding experience required.
Build This App NowHow to Build a BMI Calculator with PHP
Select PHP
Open LoomCode AI and choose the PHP template from the template picker.
Describe your app
Type a description of your bmi calculator and click submit.
Preview & deploy
Watch the AI generate code and preview your working app live. Deploy with one click.
Why Build a BMI Calculator with PHP
A bmi calculator with PHP stores health data securely in a database, handles user authentication, and provides Composer data processing for calculations and tracking.
What the AI Generates for This BMI Calculator
- Database storage via Composer
- Server-side rendering for fast initial page loads
- Form validation and CSRF protection
- PHP 8.2 architecture with clean MVC structure
- Data visualization with trend lines and goal indicators
- Privacy-conscious input forms for personal bmi calculator data
Example Prompt
Copy this prompt and paste it into LoomCode AI:
What You Get
LoomCode AI generates a bmi calculator with data input forms, trend visualizations, and goal tracking. Charts show historical data with trend lines, and progress indicators compare current values against targets. The output is properly structured PHP code using PHP 8.2, Composer, MySQL, PDO with database models, controllers, validated forms, and server-rendered views. The app runs immediately in a live sandbox — interact with it, test every feature, then iterate with follow-up prompts or deploy to a shareable URL.
Tips for Better Results
- Describe the data you are tracking: "weight, blood pressure, steps, calories" with input method (manual entry, slider, date picker)
- Ask for trend visualization: "line chart showing last 30 days, moving average, goal line overlay"
- Include "daily/weekly/monthly views" and "goal setting with progress percentage" for a complete tracking experience
- Specify your database schema needs upfront — the AI will generate migrations and models accordingly
Tech Stack
FAQ
Can AI build a BMI Calculator with PHP?
Yes. LoomCode AI generates a complete bmi calculator with PHP 8.2, Composer, MySQL, PDO from a text description. The AI understands personal data tracking, visualizations, and goal monitoring and produces working code that runs immediately in a live sandbox. PHP's MVC architecture and database integration handle personal data tracking, visualizations, and goal monitoring with server-side reliability and persistence. You can iterate with follow-up prompts to refine features or deploy with one click.
How long does it take to build a BMI Calculator with AI?
A working bmi calculator typically generates in 30-60 seconds. The initial version includes personal data tracking, visualizations, and goal monitoring with a polished UI. From there, you can add features incrementally — each follow-up prompt takes another 15-30 seconds. Most users go from idea to a deployable bmi calculator in under 10 minutes, compared to hours or days of manual development.
Can I customize the generated BMI Calculator?
Yes, in two ways. First, use natural language follow-up prompts: "add dark mode", "change the layout to tabs", or "add a search filter" — the AI modifies the existing code. Second, copy the full source code and edit it directly. The output is standard PHP code using PHP 8.2 and Composer that works in any PHP/Laravel project.
Which AI model works best for a BMI Calculator?
For a bmi calculator, GPT-4o offers the best speed-to-quality balance for quick iterations. Claude 3.5 Sonnet produces more polished code for complex features. DeepSeek V3 is a cost-effective alternative for simpler versions. You can switch models anytime.
Is the generated bmi calculator production-ready?
For prototypes and MVPs, the generated bmi calculator is typically ready to use immediately. The code includes database migrations, input validation, and CSRF protection. For production deployment at scale, you may want to add automated tests, error boundaries, and monitoring.
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