MQTT Spy

MQTT Spy

By Gopi Gadhiya

MQTT Spy is a developer tool designed for testing MQTT pub/sub protocols and managing IoT devices. It allows users to establish broker connections, monitor sensor data, and automate messaging through custom publishing controls.

Overview · Full Intel report in progress

The App DNA

What makes this app unique?

For IoT developers and engineers requiring a mobile interface for MQTT protocol testing and device monitoring.

What does it look like?

Key features

Broker Managementstandard

Users can save and manage a list of MQTT broker connections for quick access.

Data Publishing and Subscriptionstandard

Provides separate panels for subscribing to topics and publishing data in either ASCII or HEX formats.

Automation Toolsstandard

Supports custom buttons for frequent publishing and automated command execution at timed intervals.

Logging and Configurationstandard

Includes options to export logs of published and subscribed data and configure line-ending characters.

How much does it cost?

paid

Velocity

See all version history

Who built it?

Gopi Gadhiya

13+ apps tracked · Developer Tools

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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
4.00 · 1

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for MQTT Spy

How's the Developer Tools market?

The rivals identified

MQTT Probe
MQTT Probeactive nemesis

By Praharsh Kalliyatt Panoli

Both applications target IoT developers requiring mobile interfaces for MQTT protocol testing, specifically overlapping in broker connection and publish/subscribe messaging capabilities.

  • MQTT Probe includes a tagging system to save topics and messages to reduce manual typing.
  • MQTT Spy provides automation tools and logging configuration absent from the rival's feature list.
  • MQTT Spy utilizes a $0.99 paid model, whereas the rival lacks explicit paid pricing data.
MQTT Spy vs MQTT Probe
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Unlock the head-to-head verdict: where this rival wins, and where it loses.

Access the full report for free

The Analyst's Read

Key takeaways for MQTT Spy

Where is it heading?

Bottom line

This is a specialized utility for testing and controlling MQTT-enabled IoT hardware directly from a mobile device.

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by MQTT Spy, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “MQTT Spy Intelligence Report.” Updated Apr 23, 2026. https://marlvel.ai/apps/com-mightyit-mqtt-spy

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Data licensed under CC-BY-NC 4.0