GreenLight SF

GreenLight SF transforms your San Francisco commute with intelligent traffic light predictions. Using real-time data from the city's traffic management system, our app helps you time your trips perfectly and find the most efficient routes through the city.

Key Features:

Smart Traffic Predictions
Get real-time predictions for traffic light changes at over 1,200 intersections across San Francisco. Our advanced algorithms analyze traffic patterns to show you exactly when lights will change.

Route Optimization
Find the fastest route to your destination with live traffic light timing. Our routing engine identifies green wave opportunities where you can hit multiple green lights in sequence.

Perfect for All Transportation
Whether you're walking, cycling, driving, or using public transit, GreenLight SF adapts to your preferred mode of transportation for optimal route suggestions.

Live Traffic Integration
Real-time traffic data integration ensures you always have the most current information about signal timing and traffic conditions throughout the city.

Weather-Aware Routing
Built-in weather information helps you plan your commute around San Francisco's changing conditions, from fog to rain.

Intuitive Design
Clean, easy-to-use interface with interactive maps showing live traffic light states. Tap any intersection to see detailed timing information and upcoming signal changes.

Privacy Focused
Your location data stays private. We only use anonymous location information to provide traffic predictions while keeping your personal data secure.

Why Choose GreenLight SF:
Save time on every trip through the city
Reduce stress from unpredictable traffic
Lower fuel consumption and emissions
Perfect for San Francisco's unique street grid
Regular updates with the latest traffic data

Perfect For:
Daily commuters navigating SF streets
Cyclists timing their rides through the city
Drivers avoiding red light delays
Tourists exploring San Francisco efficiently
Delivery and rideshare drivers optimizing routes

San Francisco Expertise
Built specifically for San Francisco's unique traffic patterns and street layout. Our algorithms understand the city's one-way streets, steep hills, and complex intersection timing that make SF navigation challenging.

Real-Time Accuracy
Connected to live traffic management data to provide the most accurate predictions possible. See exactly how much time remains on each light phase and plan your approach accordingly.
Transform your San Francisco commute today. Download GreenLight SF and start experiencing the city's smartest traffic navigation tool.