Finance calculators
Planning utilities for interest growth, repayments, and household decisions.
LanTech Tools
A static, SEO-ready starting point for calculators, formatters, QR, image, and document workflows. This phase defines the page structure without runtime services.
Tool Categories
Developer formatters
Small browser-first helpers for structured data review and cleanup.
Media and document tools
Client-side first workflows for QR, images, and future document conversion.
Featured Tools
Core entry points are present as static navigation and content scaffolds.
Compound Interest Calculator
Estimate future value, recurring contributions, and total interest.
Loan Calculator
Prepare monthly payment, payoff, and interest layout placeholders.
JSON Formatter
Shape the editor, action bar, and validation result areas before logic lands.
QR Generator
Define the URL/text form, style options, and QR preview placeholder.
App Scenarios
Everyday financial planning
Compare savings growth and loan payments before entering detailed workflows.
Developer data cleanup
Prepare a fast JSON formatting entry point with validation reserved for Phase 3.
Marketing and operations assets
Plan QR and image utilities with client-side privacy as the default posture.
All Planned Tools
Compound Interest Calculator
Estimate future value, recurring contributions, and total interest.
Loan Calculator
Prepare monthly payment, payoff, and interest layout placeholders.
JSON Formatter
Shape the editor, action bar, and validation result areas before logic lands.
QR Generator
Define the URL/text form, style options, and QR preview placeholder.
Image Compressor
Prepare browser-side compression controls and privacy-first copy.
Office to PDF
Keep conversion as a documented future worker boundary with no upload logic.