IoT Central vs Spectra Customer
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
IoT Central
Read full descriptionHide full description
With this app you can create an easy to use IoT Dashboard for you and your client. Features: 1. Can run as always on Dashboard. 2. Supports both MQTT (TCP) and Websocket protocol. 3. SSL for secure communication. 4. JSON Support for both subscribe and publish message. 5. Panels subscribe and / or publish the topic automatically, hence get updated in real time. 6. Designed to work with public broker efficiently (using device prefix). 7. Sent and Received timestamp from broker. 8. Material design. 9. Flexible panel width, merge any panels 10. More than 250 icons to customize specific panels. 11. Dark theme for comfortable use in low light. 12. Clone connection, device or panel for effortless configuration 13. Import/Export application configuration for easy share with multiple devices. 14. Re-connects automatically if connection lost. 15. Persist export message for log and graph. Available panels: -Button -Slider -Switch -LED Indicator -Combo Box -Radio Buttons -Multi-State Indicator -Progress -Gauge -Color Picker -Time Picker -Text Input -Text Log -Image -Barcode Scanner -Line graph -Bar graph -Chart -URI Launcher This list will grow upon feedback from users. Your feedback is much appreciated. If you find any issue please feel free to leave a comment in my blog with steps to reproduce. https://blog.snrlab.in/iot/iot-mqtt-panel-user-guide/
Spectra Customer
Read full descriptionHide full description
Your Complete Solar Journey Companion The official Spectra Solar customer app puts you in complete control of your renewable energy journey. From initial quote to installation and beyond, manage every aspect of your solar experience with ease. Key Features: Order Tracking Real-time updates on your solar installation progress Receive notifications at every milestone View detailed project timelines and status updates Quote Management Edit and modify your solar quotes on-the-go Access instant pricing updates and special offers Home Survey Tools Schedule your free solar PV survey Track survey appointments and results Document Hub Sign contracts and agreements digitally Access all your solar documentation in one place Help & Support Direct access to our expert support team FAQ section and troubleshooting guides Contact information for urgent queries Latest Offers Exclusive app-only deals and promotions Seasonal offers and package upgrades Referral program and loyalty rewards Why Choose Spectra Solar? Family-run business with personal service MCS approved and HIES accredited Insurance-backed warranties 0% VAT on all renewables No deposits or upfront costs required Professional installation by certified experts Transform your home with clean, renewable energy and stay connected to your solar journey every step of the way.
Screenshots
Verdict
IoT Central and Spectra Customer are too close to call on the numbers: across 6 compared parameters โ price, update cadence, ads and in-app purchases among them โ neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
IoT Central ships an update weekly, Spectra Customer every 10 days. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.
| Parameter | IoT Central | Spectra Customer |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly โ better | Every 10 days |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPod |
| Requires iOS | 15.0 | 14.0 โ better |
| Further details โ not scored | ||
| Size | 32 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Rahul Kundu | Spectra Solar |
In-app purchases
IoT Central
No in-app purchases
Spectra Customer
No in-app purchases
Questions
Is IoT Central free?
Is Spectra Customer free?
Do IoT Central or Spectra Customer have ads?
Which is updated more often, IoT Central or Spectra Customer?
Other comparisons















