Comparison

IoT Central vs Ethr Preview

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

Head to head
About

IoT Central

Features
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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/

About

Ethr Preview

Features
Read full description

Ethr Preview App helps developers, designers, and product teams explore the Ethr Design System in action. With 77+ modular React Native components, 5600+ customizable variants, and ready-made templates, Ethr empowers you to build accessible, brand-consistent apps faster than ever. Whether you’re a designer prototyping in Figma or a developer shipping in React Native, Ethr bridges the gap between design and code. Key Features: Interactive Playground – Try out 75+ components with 3000+ variants. Figma Library Integration – Sync your designs with developer-ready code. Dark & Light Modes – Instant theme switching with RTL support. Starter Templates – Kickstart flows like signup, cart, chat, and more. Community vs Pro – Explore free components or upgrade to unlock advanced kits. Who It’s For: Developers who want faster, cleaner app UI building. Designers who need a live preview of Figma components. Product teams aiming for consistency, accessibility, and speed. Start exploring Ethr today and experience how modern design systems streamline app creation.

Screenshots

IoT Central4 screens
Ethr Preview4 screens

Verdict

The call

IoT Central and Ethr Preview are too close to call on the numbers: across 5 compared parameters β€” price, ads, in-app purchases and device support among them β€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ScorecardNo meaningful differences
IoT Central versus Ethr Preview: the parameters behind the verdict, then further details
ParameterIoT CentralEthr Preview
PriceFreeFree
Update frequencyWeeklyβ€”
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod β€” betteriPhone, iPod
Requires iOS15.0 β€” better15.1
Further details β€” not scored
Size32 MB63 MB
Age rating4+17+
DeveloperRahul KunduVentureDive

In-app purchases

None

IoT Central

No in-app purchases

None

Ethr Preview

No in-app purchases

Questions

Is IoT Central free?
IoT Central is free to download, with no in-app purchases.
Is Ethr Preview free?
Ethr Preview is free to download, with no in-app purchases.
Do IoT Central or Ethr Preview have ads?
Neither IoT Central nor Ethr Preview shows ads.

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