# Optimal Tilt Angle - PV System

> Find your optimal tilt angle for any desired location. Get maximum electricity.

Canonical page: [https://chrome-stats.com/d/com.exigo.optimaltilt](https://chrome-stats.com/d/com.exigo.optimaltilt)

## Overview

- **ID:** `com.exigo.optimaltilt`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** NRG Labs
- **Category:** TOOLS
- **Downloads:** 170,409
- **Rating:** 4.57 / 5 (2,632 ratings)
- **Version:** OptimalTiltv2.6.31
- **Last updated:** 2026-08-30
- **First published:** 2019-06-04
- **Publisher country:** MK
- **Size:** 21 MB
- **Data as of:** 2026-09-26
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.exigo.optimaltilt)
- **Website:** [https://www.pvsolcast.com](https://www.pvsolcast.com/)
- **Privacy policy:** [https://sites.google.com/view/optimaltilt/home](https://sites.google.com/view/optimaltilt/home)

## Description

**Optimal Tilt Angle - PV System** is a powerful Chrome extension designed to help users determine the ideal tilt and orientation for photovoltaic (PV) panels at any location on Earth. By optimizing the panel tilt angle, users can maximize solar energy capture and improve the efficiency and feasibility of their solar power projects.

With a reliable model used to optimize over 520,000 PV systems globally, this tool provides features including optimal tilt angle calculations (daily and monthly), live solar tracking with sun azimuth and altitude for any date and location, a built-in inclinometer for precise angle measurements, and satellite map views for accurate roof or field azimuth determination. Trusted by over 170,000 satisfied users and rated 4.8 on the Play Store, the extension caters to rooftop solar installations, ground-mounted systems, and large-scale photovoltaic power plants. Additional solar tools help analyze PV system performance and financial implications, enhancing decision-making for solar energy projects.

Maximize your PV system's electricity production by using **Optimal Tilt Angle - PV System** to accurately set your panel angles based on sophisticated energy yield optimization methods.

## Rankings

- #172,801 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_COARSE_LOCATION`
- `android.permission.ACCESS_FINE_LOCATION`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.WAKE_LOCK`
- `com.android.vending.BILLING`
- `com.exigo.optimaltilt.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`

## Review summary

Users broadly praise the app for being easy to use and effective at finding the best tilt angle for solar panels. It is viewed as reliable, feature-rich, and handy for home, hobby, and camping setups. Most reviews are positive, with emphasis on convenience and usefulness. A few reviewers report accuracy glitches in solar elevation data, and at least one notes intrusive ads. Overall, the app is considered a strong tool with minor drawbacks related to data accuracy and advertising.

### Pros

- Easy to use / user-friendly
- Helps determine the optimum tilt angle for solar panels
- Reliable and works well with many features
- Useful for camping and various solar setups
- Feature-rich with good overall performance

### Cons

- Occasional accuracy glitches in solar elevation data/calculations
- Mixed accuracy feedback from users (some find it accurate, others see issues)
- Ads can be intrusive or too frequent

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- [My Solar Panel Lite](https://chrome-stats.com/d/com.exigo.solarpower) — 128,840 users, 4.41 / 5

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.exigo.optimaltilt)