Comparison

Storm Sniffer vs MQTT Debug & Analyzer Client

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Storm Sniffer

Capture and inspect HTTP/HTTPS traffic directly on your iOS device. Debug network issues, rewrite requests and responses in real-time, and replay HTTP requests. Offers advanced scripting capabilities for enhanced scalability.

Highlights
  • Packet capture via local VPN
  • HTTP/HTTPS request/response inspection
  • Real-time request/response rewriting
  • HTTP request replay with cron support
  • JavaScript scripting for scalability
Features
Read full description

Storm Sniffer lets you capture and inspect HTTP / HTTPS requests &responses on your iOS device. It's easy to debug your app’s networking issues without a computer. * Features Packet capture: capture http / HTTPS traffic from iOS devices using local VPN. View http / HTTPS requests and responses in text form, and support HTML, JS, CSS formatting preview; Rewrite: modify http / HTTPS requests and responses in real time. Including URL redirection, custom header, local / remote file mock, etc; Replay: Perform arbitrary HTTP requests with cron support; Scripts: Use local/remote Javascript for more scalability. * How it works Storm Sniffer creates a local VPN on your device, then forwarding all traffic to a Local Man-in-The-Middle Server. As long as the VPN is active, Storm Sniffer can capture all HTTP / HTTPS traffic over Wi-Fi or Cellular Data. * About the sensitive data Storm Sniffer's Root Certificate is a self-signed certificate that is generated in your device. All HTTP / HTTPS requests & responses are captured and stored on your devices WITHOUT ANY REMOTE SERVERS involved. * About Subscription After subscription, you can unlock all advanced functions. Currently, there are three kinds of auto-renewable subscription: Annual $17.99、Quarterly $3.99、 Monthly $1.99 * Terms of Use https://sniffer.x-storm.com/terms/ * Privacy Policy https://sniffer.x-storm.com/privacy/

About

MQTT Debug & Analyzer Client

This utility helps IoT developers and network engineers debug, monitor, and analyze MQTT traffic. It offers advanced connectivity, full MQTT 5.0 support, and intuitive data visualization tools. Seamlessly integrates with major IoT platforms.

Highlights
  • Advanced connectivity (TCP, WebSockets, SSL/TLS)
  • MQTT 5.0 protocol support
  • Syntax highlighting for JSON, XML, text
  • Hex view for binary data
  • Real-time charts for numerical payloads
  • Chat-style message history
  • Broker compatibility with major platforms
Features
Read full description

MQTT Debug & Analyzer Client is a professional utility designed for IoT developers, network engineers, and smart home enthusiasts. Debug, monitor, and analyze your MQTT traffic with ease. Key Features • Advanced Connectivity: Support for TCP, WebSockets, and SSL/TLS (Certificates management included). • Protocol Support: Fully compatible with MQTT 3.1.1 and the latest MQTT 5.0 features (User Properties, Shared Subscriptions). • Data Visualization • Syntax highlighting for JSON, XML, and plain text. • Hex view for binary data inspection. • Real-time charts for numerical payloads. • Intuitive Interface: Chat-style message history makes tracking Publish/Subscribe flows simple. • Broker Compatibility: Works seamlessly with EMQX, Mosquitto, HiveMQ, AWS IoT, Azure, and Google Cloud IoT. • Supports dark mode and light mode • Support for displaying replies in hexadecimal or plain text • Support sending messages in hexadecimal format Why choose us? • Reliable: Keeps background connections alive (where supported) for continuous monitoring. • Flexible: Manage multiple broker profiles and switch between them instantly. • Insights: Filter messages by topic or content to find exactly what you are looking for. Perfect for debugging Home Assistant setups, Tasmota devices, or industrial PLC data. MQTT Pro Subscriptions You can subscribe for MQTT Pro Subscriptions to all features and content offered for purchase within the app. MQTT Pro offers subscriptions. The subscription prices are: (i) Monthly Subscription ($0.99 / Month) (ii) Yearly Subscription ($2.99 / Year) You can subscribe to a Monthly Subscription plan ($0.99 billed once a month) or a Yearly Subscription plan ($2.99 billed once a year). Payment will be charged to iTunes Account at confirmation of purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. The prices are in US dollars. Pricing in other countries may vary and actual charges may be converted to your local currency depending on the country of residence. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Our app is functional without purchasing an Auto-Renewable subscription, and you can use all the unlocked content after the subscription expires. Q: How do I restore the subscriptions on new devices? A: You can tap the 'Restore' button on the subscription page. Privacy Policy: https://www.whalesgrowth.top/pp/ Terms of Service: https://www.whalesgrowth.top/tos/

Screenshots

Storm Sniffer4 screens
MQTT Debug & Analyzer Client4 screens

Verdict

The call

The clearest difference is review sentiment: Storm Sniffer at 76% against MQTT Debug & Analyzer Client's 50%. Storm Sniffer also leads on chart position (#21 vs unranked) and iOS requirement (10.0 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Storm Sniffer sells 7 in-app purchases, starting at $1.99 per month and MQTT Debug & Analyzer Client sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Storm Sniffer ships an update monthly, MQTT Debug & Analyzer Client every 3 weeks. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

Scorecard3 real differences · 8 level
Storm Sniffer versus MQTT Debug & Analyzer Client: the parameters behind the verdict, then further details
ParameterStorm SnifferMQTT Debug & Analyzer Client
PriceFreeFree
Rating3.9 (121 ratings) — better—
Positive reviews76.4% of reviews — better50.0% of reviews
Number of ratings121 — better—
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionSubscription
Best chart rank#21 — better—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS10.0 — better15.0
Further details — not scored
Size47 MB18 MB
Age rating4+4+
DeveloperHunan Storm Technology Co.,Ltd小玲 王

Customer experience

Storm Sniffer

All ratings121 ratings
Positive68.6%
Neutral5.8%
Negative25.6%
Written reviews148 reviews
Positive76.4%
Neutral4.1%
Negative19.6%

MQTT Debug & Analyzer Client

Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Bugs and requests

Storm Sniffer

Reported bugs

3 issues
  • Frequent app crashes
  • Subscription/account issues
  • Incompatibility with certain devices/OS versions

Requested features

4 requests
  • Add support for web server monitoring
  • Integrate VPN functionality
  • Improve HTTPS traffic capture
  • Provide more customization options

MQTT Debug & Analyzer Client

Not enough reviews yet to summarise bugs or requests.

In-app purchases

7 purchases

Storm Sniffer

Subscriptions3
  • Monthly Auto-renew VIP$1.991 Month
  • Quarter Auto-renew VIP$3.993 Months
  • Annual Auto-renew VIP$12.491 Year
One-time4
  • Packet Capture - LiftTime$2.99
  • Full Unlock$14.99
  • Full Unlock$22.99
Show 1 more
  • Full Unlock$24.99
3 purchases

MQTT Debug & Analyzer Client

Subscriptions2
  • MQTT Month Pro$2.991 Month
  • MQTT Yearly Pro$4.991 Year
One-time1
  • MQTT Lifetime Pro$5.99

Questions

Is Storm Sniffer free?
Storm Sniffer is free to download, with in-app purchases available.
Is MQTT Debug & Analyzer Client free?
MQTT Debug & Analyzer Client is free to download, with in-app purchases available.
Do Storm Sniffer or MQTT Debug & Analyzer Client have ads?
Neither Storm Sniffer nor MQTT Debug & Analyzer Client shows ads.
Which is updated more often, Storm Sniffer or MQTT Debug & Analyzer Client?
Storm Sniffer ships an update monthly, and MQTT Debug & Analyzer Client every 3 weeks. Most recently, Storm Sniffer was updated on October 14, 2026 and MQTT Debug & Analyzer Client on October 9, 2026.

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