Plc Echo
Plc Echo is a real-time data monitoring tool for industrial PLCs and SQL databases, designed for automation engineers on iOS and Android.
The App DNA
What makes this app unique?
The app removes the friction of carrying multiple vendor-specific diagnostic tools by unifying Rockwell, Siemens, and Modbus data into a single mobile dashboard.
For Industrial automation engineers and technicians requiring real-time monitoring and fault-finding tools for PLC and SQL environments.
What does it look like?
Key features
Read and write tags across Rockwell, Siemens S7, OPC UA, and Modbus TCP controllers.
Read live values from Microsoft SQL Server tables and logging views.
Dashboard panel identifying specific tags that failed to read and the underlying connectivity cause.
How much does it cost?
The $165.00 one-time purchase price targets industrial professionals, positioning Plc Echo as a specialized tool rather than a mass-market utility.
Velocity
Maintenance developmentnew contentUX improvementsperformanceShow more...
With only three releases identified in the provided history and a significant gap between May 2025 and September 2026, the development cadence is classified as maintenance. The latest release provides substantive updates including Microsoft SQL Server support and OPC UA connectivity, contrasting with the long period of inactivity. While the most recent update shows a focus on industrial feature expansion, the overall release frequency remains low at approximately 0.04 releases per week over the observed window. Future development appears sporadic rather than continuous.
Who built it?
User Sentiment
What do users think recently?
How are ratings & reviews evolving?
Not enough recent reviews to extract reliable themes yet.
Read the full review analysisCompetition
Competitive landscape for Plc Echo
How's the Productivity market?
Plc Echo serves a specialized industrial segment, with a $165.00 price point that significantly exceeds the productivity category median. The 16-month gap between major updates creates a vulnerability to rivals with more consistent feature-delivery cadences.
Read the market outlookThe rivals identified
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Access the full report for freeThe Analyst's Read
Key takeaways for Plc Echo
Where is it heading?
The industrial monitoring market is consolidating around tools that offer both cross-protocol support and consistent, reliable updates. Plc Echo is currently exposed due to its long release cycles, but the recent addition of SQL and OPC UA support provides a path to regain momentum by positioning the app as a central diagnostic hub.
- The latest release adds critical SQL and OPC UA support, signaling a return to active feature investment for Plc Echo.
- A 16-month release gap suggests a lack of consistent live-ops, which may erode trust among industrial users requiring reliable, long-term tool support.
The SWOT
- Cross-protocol compatibility (Rockwell, Siemens, Modbus) functions as a distribution barrier for industrial maintenance teams.
- Localized industrial support in regions with high Siemens/Rockwell density could capture market share.
Next best moves
A/B test a tiered subscription model because the $165.00 price point is a high barrier to entry → increase conversion velocity
+ 1 more prioritized moveThe counter-intuitive read
The 16-month update gap is not just a weakness…
Read the full takeBottom line
Plc Echo provides essential cross-protocol visibility for industrial engineers, but the high price point and inconsistent update cadence leave it vulnerable to more agile rivals. A shift to subscription-based access would lower the barrier for smaller teams and unlock recurring revenue.
Unlock 1 critical friction, 1 market threat, 1 more prioritized move and the analyst’s take.
Access the full report for freeFAQ
Is Plc Echo suitable for professional industrial commissioning?
Does Plc Echo require a subscription?
Does Plc Echo support SQL database monitoring?
Sources
- [1] App Store listing
Report last updated