# APsystems EMA Manager APP

> Manage system commissioning, monitoring and troubleshooting.

Canonical page: [https://chrome-stats.com/d/com.apsystem.installertool](https://chrome-stats.com/d/com.apsystem.installertool)

## Overview

- **ID:** `com.apsystem.installertool`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** APsystems
- **Category:** TOOLS
- **Downloads:** 173,047
- **Rating:** 2.91 / 5 (315 ratings)
- **Version:** 2.0.3
- **Last updated:** 2026-09-04
- **First published:** 2021-05-09
- **Publisher country:** US
- **Size:** 260 MB
- **Data as of:** 2026-09-15
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.apsystem.installertool)
- **Privacy policy:** [https://apsystems.com/ema-app-privacy-policy](https://apsystems.com/ema-app-privacy-policy)

## Description

The **APsystems EMA Manager App** empowers solar installers to seamlessly manage microinverter system commissioning, monitoring, and troubleshooting remotely via smartphone or tablet. By integrating all functionalities of the existing EMA web portal into a mobile platform, installers gain real-time system diagnostics, energy production tracking, and full site configuration capabilities without being physically onsite.

Additional features such as ECU and microinverter connectivity, installer-specific statistics (total customers, inverters installed, total energy produced), and energy production insights offer valuable tools for enhanced customer service and demonstrating environmental impact. Supported globally across 120+ countries, this app revolutionizes solar inverter installation and system management, facilitating efficiency and convenience for installers worldwide.

## Rankings

- #171,239 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_COARSE_LOCATION`
- `android.permission.ACCESS_FINE_LOCATION`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.ACCESS_WIFI_STATE`
- `android.permission.BLUETOOTH_CONNECT`
- `android.permission.BLUETOOTH_SCAN`
- `android.permission.CAMERA`
- `android.permission.CHANGE_NETWORK_STATE`
- `android.permission.CHANGE_WIFI_MULTICAST_STATE`
- `android.permission.CHANGE_WIFI_STATE`
- `android.permission.DOWNLOAD_WITHOUT_NOTIFICATION`
- `android.permission.FLASHLIGHT`
- `android.permission.INTERNET`
- `android.permission.MODIFY_AUDIO_SETTINGS`
- `android.permission.RECORD_AUDIO`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `com.apsystem.installertool.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

The reviews are mixed. Some users praise the hardware (quality microinverters) and the app when it functions, with basic generation monitoring noted positively. However, many reviews repeatedly complain about app instability, connectivity/setup issues (hotspot, WiFi ID), UI scaling problems, missing data/features, and slow or unhelpful support. Overall, the experience is inconsistent and highly dependent on device/firmware conditions.

### Pros

- High-quality APsystems microinverters with good performance.
- Simple, user-friendly app when it works.
- Basic generation monitoring available via the app/site.
- Some installers report positive experiences and overall system functioning.

### Cons

- App reliability issues: buggy, crashes, and frequent 'device not found' or non-functional behavior.
- Connectivity/setup problems: hotspot password default, WiFi ID broadcasting issues, and inability to connect via the app though a browser works.
- UI/UX problems: interface too large/zoomed, not fitting screens, large fonts, and hard to navigate.
- Data/feature gaps: no historical data after updates, incorrect production readings (e.g., 0), and lack of features compared to other brands.
- Customer support can be slow or unhelpful.

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