Modbus Monitor

Name: Modbus Monitor
Rating: 4.50 (74 reviews)
Author: Quantum Bit Solutions

LiveQuantum Bit Solutions2 apps · 43.8K installsToolsFreecom.Bhavan.Hubble

Test Modbus TCP/RTU devices via Wi-Fi, Bluetooth or USB. No coding required.

Alert me ★ Watch Open in Play ↗

Total installs: 38,827
Installs / day: 0
Rating: 4.5★
Released: 27 Dec 2011
Last update: 17 Apr 2026
Countries: —

Install history

exact counter from Google Play

30dAll

Installs per day · last 90 days

Change timeline

Full history

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Data safety

declared by the developer on Google Play

No data shared with third parties
Collects data App info and performance and Device or other IDs
Data is encrypted in transit

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

15 in 8 groups

6 Sensitive5 Notable4 Routine

What this app can do with your phone

Know roughly where you are, using mobile towers and Wi-Fi networks
Know your exact location using GPS, Wi-Fi and mobile networks
See the list of accounts on your phone, like Google or email accounts
Read photos, videos, and other files saved in your phone's shared storage

IdentitySensitive1

Access to accounts on the device and your personal profile card

See the list of accounts on your phone, like Google or email accountsfind accounts on the device · GET_ACCOUNTS

ContactsSensitive1

Access to the contacts saved on your phone

See the list of accounts on your phone, like Google or email accountsfind accounts on the device · GET_ACCOUNTS

LocationSensitive2

Access to where your device is, using GPS or network signals

Know roughly where you are, using mobile towers and Wi-Fi networksapproximate location (network-based) · ACCESS_COARSE_LOCATION
Know your exact location using GPS, Wi-Fi and mobile networksprecise location (GPS and network-based) · ACCESS_FINE_LOCATION

Photos/Media/FilesSensitive1

Access to photos, videos, music and other files stored on your device

Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE

StorageSensitive1

Access to files, photos and media saved on your phone's storage

Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE

PhoneNotable1

Access to phone calls, call history, and voicemail

See your phone number, device IDs, whether a call is active, and the other caller's numberread phone status and identity · READ_PHONE_STATE

Device ID & call informationNotable1

Access to your phone's identifiers, mobile network details, and call status

See your phone number, device IDs, whether a call is active, and the other caller's numberread phone status and identity · READ_PHONE_STATE

OtherNotable7

Access to miscellaneous device features that don't fit other categories

See Bluetooth settings and connect to paired devices like headphones, speakers or watchespair with Bluetooth devices · BLUETOOTH
Turn Bluetooth on or off and find and pair with nearby Bluetooth devicesaccess Bluetooth settings · BLUETOOTH_ADMIN
Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
Connect to the internet to load content and send datafull network access · INTERNET
Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE
Read email attachmentsGoogle Play label

Read more · all 15 permissions Show less

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Download

Full description

Modbus Monitor Free is a fast, simple Modbus TCP/RTU tester for Android. Connect to PLCs, sensors, and industrial devices in seconds — no coding required. Easy enough for beginners. Powerful enough for real-world testing. ✔ Connect instantly via Wi-Fi, Bluetooth, or USB ✔ Read and write coils and registers in seconds ✔ Simple form-based setup with clear register addressing ✔ Clean, form-based interface — just enter values and go Simple 3-step workflow: 1. Select function (FC01, FC02, FC03, FC04, FC05, FC06, FC15, FC16) 2. Enter device address and register 3. Tap Read or Write Connect wired or wireless: - Modbus TCP (Wi-Fi / Ethernet) - Bluetooth Classic (SPP) - Bluetooth Low Energy (BLE) - USB Serial (FTDI, Prolific, CH34x, CP21xx, CDC) Perfect for: - PLC testing and troubleshooting - Sensor and device diagnostics - Industrial automation learning - Arduino / Raspberry Pi Modbus projects - Field engineers and technicians What you can do: - Test communication before programming - Read live values from devices - Write registers and control outputs - Validate Modbus configurations quickly Key features: - Function code dropdown (no memorizing required) - Separate fields for device, register, quantity, and value - Real-time response display - 6-digit address preview - Clean, lightweight interface Need continuous monitoring? Try Modbus Monitor Advanced: - Monitor up to three communication channels simultaneously - Data logging & CSV export - Advanced data conversion - Reusable monitoring configurations - Automation and advanced monitoring tools - Pre-built Modbus device maps available for energy meters, power meters, PLCs, and more Start testing your Modbus devices in seconds. 📚 Learning Resources: Built-in helper tips guide you through each step Video tutorials on our YouTube channel Responsive email support Active user community Need Help? 📧 Email: [email protected] 🌐 Website: ModbusMonitor.com 📺 Video Tutorials: Search "Modbus Monitor" on YouTube Start testing Modbus devices today with a simple, practical Android Modbus tool.

What's new

- Added Copy Button - Comply to release policies - Better Serial Port Configuration using single dialog - Added Scan Button - Crash Improvements

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