Comparison

SR NFC Tool vs FLEX IoT

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

Head to head
About

SR NFC Tool

Features
Read full description

Set up your SR devices with NFC. Support devices: - DALI DIM - DALI CCT - Zigbee DIM - Zigbee CCT - BLE DIM - BLE CCT

About

FLEX IoT

Features
Read full description

The Flex IoT Cloud Server (or simply FCS) enables smart energy management, boosting your efficiency and cost savings while supporting sustainability efforts to offset your carbon footprint. FCS safeguards your home and business operations with intelligent alarms, triggers, and trend analysis. It offers a unique Zero Net Energy (ZNE) approach, providing customers with clear insights into energy consumption and generation after installing efficient ON-GRID systems like photovoltaic and wind. Main Features: •Seamless Energy Management: •Wired (Modbus, RS-485, Ethernet) and wireless (Wi-Fi, RF433, Z-Wave, Tuya, LoRaWAN) concentrators. •Compact Smart Energy meters can be easily installed on DIN rails in distribution panels for non-invasive monitoring. •Versatile Control and Monitoring: •Control and monitor energy across Lighting Processors and Single and Three Phase Smart Meters. •Compare consumption between sectors, assets, or shifts for optimized energy usage. •Wide Applicability: •Ideal for residential, Airbnb, commercial, hotel, hospital, and industrial applications. •Suitable for various setups, including EV charging stations, elevator control, industrial robots, public lighting, and PV(Photovoltaic) systems. •Secure and Easy Integration: •Ensure secure data communication and seamless integration with automation systems like Control4, SCADA, and BMS/PMS. •Compact design allows easy installation and configuration through embedded Flex Web Server. •Customizable Dashboards and Reports: •Generate customizable dashboards and periodic reports for detailed energy monitoring. •Control energy consumption economically with monthly reports in local currency. •Standalone Automation: •Configure triggers and alarms for conditions like over/under voltage, maximum demand, low power factor, and more. •Receive real-time notifications via WhatsApp, Push or email for any critical alerts. * Example: If voltage exceeds 240Vac, automatically switch off the Power and notify the user. •Advanced Automation and Macros: •Create complex macros for lighting, circadian CCT cycles, air conditioning, audio/video systems, and motorized shades. •Customize multi-tariff settings for up to four different rates and seasonal hour settings (Peak/Off Peak). •Compliance and Standards: •Meets all relevant safety and quality standards (IEC, CE, EAC, MID). Experience the future of energy control with Flex IoT.

Screenshots

SR NFC Tool2 screens
FLEX IoT4 screens

Verdict

The call

The clearest difference is update cadence: SR NFC Tool at every 2 weeks against FLEX IoT's every 10 months. On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

SR NFC Tool ships an update every 2 weeks, FLEX IoT every 10 months. Both last shipped on October 1, 2026.

Scorecard1 real difference · 5 level
SR NFC Tool versus FLEX IoT: the parameters behind the verdict, then further details
ParameterSR NFC ToolFLEX IoT
PriceFreeFree
Update frequencyEvery 2 weeks — betterEvery 10 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.0 — better15.1
Further details — not scored
Size6 MB31 MB
Age rating4+4+
Developer飞 龚Z - Wave Tecnologia e Representacao de Aparelhos Eletronicos LTDA.

In-app purchases

None

SR NFC Tool

No in-app purchases

None

FLEX IoT

No in-app purchases

Questions

Is SR NFC Tool free?
SR NFC Tool is free to download, with no in-app purchases.
Is FLEX IoT free?
FLEX IoT is free to download, with no in-app purchases.
Do SR NFC Tool or FLEX IoT have ads?
Neither SR NFC Tool nor FLEX IoT shows ads.
Which is updated more often, SR NFC Tool or FLEX IoT?
SR NFC Tool ships an update every 2 weeks, and FLEX IoT every 10 months. Most recently, SR NFC Tool was updated on October 1, 2026 and FLEX IoT on October 1, 2026.

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