Comparison

eWeLink vs Modbus TCP Station

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

Head to head
About

eWeLink

Control and manage a wide range of smart home devices from various brands, including lights, locks, and cameras. Automate your home with scheduling, timers, and smart scenes, and integrate with voice assistants like Alexa and Google Home.

Highlights
  • Remote device control
  • Scheduling and timers
  • Smart scene creation
  • Voice assistant integration
  • Device grouping and sharing
  • LAN mode operation
Features
Read full description

One app, countless devices eWeLink is the app platform that supports multiple brands of smart devices including Sonoff. It enables connections between diversified smart hardware and integrates popular Smart Speakers such as Amazon Alexa, Google Home. Moreover, eWeLink works with IFTTT, serving as the ultimate home control center. Features Remote control, Schedule, Timer, Loop timer, Inching, Interlock, Smart Scene, Sharing, Grouping, LAN mode, etc. Compatible Devices Smart curtain, Door Locks, Wall Switch, Socket, Smart Light Bulb, RF Remote Controller, IoT Camera, Motion Sensor, etc. Using voice command Connect Google Home with Smart We Link. Connect Amazon Alexa with the “eWeLink Smart Home” skill. IFTTT, Do more with eWeLink such as “Track your eWeLink 1 channel switch usage on Google spreadsheet” or “Turn on/off your eWeLink 1 channel switch as you leave home” eWeLink works with everything Our team commits to fulfill the mission, that is, “eWeLink Support, Works with everything”. We spare every effort in expanding the list of eWeLink Support brands and products. eWeLink is also a full-fledged IoT Smart Home turnkey solution which includes WiFi/Zigbee/GSM/Bluetooth module and firmware, PCBA hardware, global IoT SaaS platform, and open API, etc. It enables brands launching their own smart devices at minimal time and cost. Keep in touch For technical support: support@ewelink.zendesk.com Our official website: http://www.ewelink.cc/en Get the latest news on Facebook: https://www.facebook.com/ewelink.support Auto-renewed eWeLink Advanced Plan --Advanced Benefits: all eWeLink advanced features: Web Version, Keyboard Shortcuts, Turning Phones into Cameras, Capacity Expansion, and more. --Billing Cycle: 1 Month (Subscribe Monthly for all advanced features), 12 Months (Subscribe Annually for all advanced features) --Subscription Fee: $1.9, per month with monthly billing; $9.9, per year with annual billing. --Payment: Payment will be charged to your iTunes account at confirmation of purchase. --Cancel the auto-renewal: You can manage your subscription and/or turn off auto-renewal by visiting your iTunes/Apple ID Account Settings at least 24-hour before the billing date. --Renew: Payment will be deducted automatically from your iTunes account within 24 hours before the billing date. After deducted successfully, your billing cycle will extend to the next billing date automatically. --Privacy Policy: https://appcms-src.coolkit.cn/ewelink/privacy-ewelink/9844.html --Agreement of Users: https://appcms-src.coolkit.cn/ewelink/user-agreement-ewelink/9847.html --Service Agreement of Memberships: https://appcms.coolkit.cn/ewelink/member-agreement-ewelink/member-agreement-ewelink-ios/11727.html --Auto-renewal Service Agreement https://appcms.coolkit.cn/ewelink/subscription-agreement-ewelink/subscription-agreement-ewelink-ios/11732.html

About

Modbus TCP Station

Features
Read full description

Turn your smartphone into a powerful Modbus TCP Master tool! Designed for PLC engineers, system integrators, and DIY enthusiasts, Modbus TCP Station allows you to communicate with, monitor, and control any Modbus TCP-enabled device (PLC, HMI, SCADA, ESP32, Raspberry Pi, etc.) with ease. Whether you are debugging a smart factory system or testing a home automation project, this app provides a professional interface to visualize and manipulate data in real-time. Key Features: • Complete Connectivity: Connect to any Modbus TCP Server (Slave) via IP and Port. • Comprehensive Function Codes: Supports FC01 (Coil), FC02 (Discrete Input), FC03 (Holding Register), and FC04 (Input Register). • Flexible Data Formats: View data in Binary, Unsigned/Signed Integer, Hex, Float, and Double. • Advanced Byte Swapping: Supports Inverse/Swap options for handling complex Word orders (Big Endian/Little Endian). • Real-time Monitoring: Watch your data change instantly with efficient polling. • Write Capabilities: Easily write values to Coils and Registers for device control. Pro Features: • Profile Management: Save and load unlimited connection profiles and register setups. • Ad-Free Experience: Focus on your work without distractions. • Unlimited Views: Create as many data blocks as you need. Multi-Language Support: • English • German (Deutsch) • Korean (한국어) • Japanese (日本語) • Traditional Chinese (繁體中文 - TW/HK) • Simplified Chinese (中文) Why choose Modbus TCP Station? Stop carrying heavy laptops for simple checks. With a clean UI and robust performance, this is the essential pocket tool for every automation engineer. Download now and master your Modbus network!

Screenshots

eWeLink4 screens
Modbus TCP Station4 screens

Verdict

The call

The clearest difference is ads: eWeLink at none against Modbus TCP Station's shown. eWeLink also leads on iOS requirement (13.0 vs 15.0). Modbus TCP Station's advantage is update cadence (every 10 days vs monthly). On price, 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. eWeLink sells 7 in-app purchases, starting at $1.99 per month and Modbus TCP Station sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

eWeLink ships an update monthly, Modbus TCP Station every 10 days. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

Scorecard3 real differences · 7 level
eWeLink versus Modbus TCP Station: the parameters behind the verdict, then further details
ParametereWeLinkModbus TCP Station
PriceFreeFree
Rating2.6 (74 ratings) — better—
Positive reviews27.5% of reviews—
Number of ratings74 — better—
Update frequencyMonthlyEvery 10 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPod, Apple WatchiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size274 MB31 MB
Age rating4+4+
DeveloperShenzhen CoolKit Technology Co., Ltd.DONGSOO LEE

Bugs and requests

eWeLink

Reported bugs

5 issues
  • Devices randomly going offline
  • Timers and schedules not working as expected
  • Inability to select Wi-Fi network during setup
  • App login issues and frequent sign-outs
  • Incompatibility with newer iOS versions

Requested features

5 requests
  • Add support for more smart home platforms
  • Improve device sharing and multi-user functionality
  • Provide more advanced automation and scheduling options
  • Add an offline mode for local device control
  • Improve app UI and UX for better usability

Modbus TCP Station

Not enough reviews yet to summarise bugs or requests.

In-app purchases

7 purchases

eWeLink

Subscriptions7
  • Advanced Plan · Subscribe monthly$1.991 Month
  • 30-Day History(billed 1 month)1 Month trial4 variants$2.191 Month
  • 摄像头云服务-月套餐1 Month trial$2.191 Month
Show 4 more
  • Prime Plan · Subscribe monthly3 Days trial$3.991 Month
  • Advanced Plan · Annual subscription$9.991 Year
  • Prime Plan · Annual subscription1 Month trial$19.991 Year
  • 30-Day History(billed 1 year)3 Months trial$19.991 Year
2 purchases

Modbus TCP Station

One-time2
  • 1-Month Premium Pass$0.99
  • Premium Upgrade$9.99

Questions

Is eWeLink free?
eWeLink is free to download, with in-app purchases available.
Is Modbus TCP Station free?
Modbus TCP Station is free to download, with in-app purchases available.
Do eWeLink or Modbus TCP Station have ads?
Modbus TCP Station shows ads; eWeLink does not.
Which is updated more often, eWeLink or Modbus TCP Station?
eWeLink ships an update monthly, and Modbus TCP Station every 10 days. Most recently, eWeLink was updated on November 6, 2026 and Modbus TCP Station on November 2, 2026.

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