MQTT Loupe Pro

MQTT Loupe Pro

Manage your MQTT traffic

1 ratings
3 reviews
$1.99

Details

Released
April 28, 2022
Updated
March 3, 2026

Features

MQTT Loupe Pro screenshot #1 for iPhone
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MQTT Loupe Pro screenshot #9 for iPhone
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About

Inspect and manage MQTT traffic with this utility. Connect to brokers, subscribe to topics, view message details, and publish new messages. Features include full-text search, JSON highlighting, and binary payload editing.

✓Connect to any MQTT broker
✓Subscribe to topics and view messages
✓Publish new messages
✓Full-text search with live results
✓JSON highlighting and auto-completion
✓Binary payload hex viewer/editor
✓Manage multiple brokers
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What's New in MQTT Loupe Pro

1.10.2

March 3, 2026

User interface improvements and bugfixes

User reviews

Robust and elegant

Highly recommended.
This is an excellent tool for monitoring and/or publishing MQTT traffic. It’s by far the best I’ve found after trying many over the last year.

oops...

I figured out how to sort brokers so the app is perfect!

Response from developer

Thanks a lot for your feedback! It's very motivating to read that people enjoy using this app!

A well-designed app that just works

I've tried many MQTT client apps but the GUI is usually counter-intuitive or just user-unfriendly.

MQTT Loupe is a welcome exception to that and I had no trouble connecting to my own MQTT server, and receiving messages. It's also good to have logging to diagnose connections. I haven't used the certificates option yet but don't expect any issues. I particularly like the JSON presentation which again is clear and laid out with the user in mind.
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Developer apps

FAQ

What is MQTT Loupe Pro used for?

MQTT Loupe Pro is a utility designed to inspect and manage MQTT traffic. It allows users to connect to MQTT brokers, subscribe to topics, view message details, and publish new messages.

How much does MQTT Loupe Pro cost?

MQTT Loupe Pro is a paid application, priced at $1.99. This one-time purchase grants access to all its features.

Does MQTT Loupe Pro have ads?

No, MQTT Loupe Pro is ad-free. Users can enjoy the full functionality of the application without any advertisements interrupting their experience.

What devices is MQTT Loupe Pro compatible with?

MQTT Loupe Pro is available for iPhone, iPad, and iPod. It is designed to work across these Apple devices.

How often is MQTT Loupe Pro updated?

The latest version of MQTT Loupe Pro is 1.10.2, last updated on March 3, 2026. This indicates a recent update, suggesting ongoing support and development.

Can I use MQTT Loupe Pro for Zigbee2Mqtt?

Yes, MQTT Loupe Pro is particularly well-suited for monitoring and managing Zigbee2Mqtt due to its built-in JSON highlighting and auto-completion features for publishing JSON messages.

Does MQTT Loupe Pro support secure connections?

Yes, MQTT Loupe Pro supports secure connections through SSL/TLS. It offers full server certificate validation and allows for client certificate authentication.

What is the user sentiment for MQTT Loupe Pro?

User sentiment appears to be very positive, with the app holding a 5.0-star rating from one review. This suggests a high level of satisfaction among its users.