Comparison

SmarDen vs ST4U

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

Head to head
About

SmarDen

Control and manage all your smart home appliances remotely, anytime, anywhere. Schedule actions, create custom workflows based on environmental triggers, and monitor energy consumption. Integrate with voice assistants for hands-free operation.

Highlights
  • Remote appliance control
  • User access management
  • IR appliance control (TV, AC)
  • Entertainment program guide
  • Scheduling with Routines & Scenes
  • Workflow automation
  • Real-time energy monitoring
  • Voice control (Google Assistant, Alexa)
Features
Read full description

1. Control and Schedule all the appliances from the mobile anywhere, anytime. 2. Manage Access to other users by joining them into your home. 3. Control all your IR appliances like TV, Set Top Box, Air Conditioner, Projector etc. 4. Get a personalised and elaborate Entertainment Program Guide, to keep track of what's playing on your TV. 5. Schedule all your appliances using Routines and Scenes. 6. Create Workflows to do a set of actions based on room temperature, motion etc. 7. View real-time power consumption and energy stats of the appliances. 8. Control All your appliances using voice with Google Assistant and Amazon Alexa.

About

ST4U

Features
Read full description

With the ST4U App we offer you the possibility to control and manage your Smart Home via your Smartphone. Brands such as Velbus, Niko, Philips, Sonos, etc. are supported. Our mission, vision and goal is to bring various brands together under 1 platform in order to arrive at 1 total concept. In addition, we also want to integrate devices or parts that are not yet 'Smart' in our platform, this can be done via home automation (e.g. Velbus) or a tailor-made solution. To ensure that you as a customer can use these devices optimally 'Smart', we have created our own platform for this, we call this platform ST4U, Smart things for you! We offer our own Cloud Service and hereby offer you an Application that you can use on Laptop, Tablet or Smartphone.

Screenshots

SmarDen4 screens
ST4U4 screens

Verdict

The call

The clearest difference is update cadence: ST4U at every 3 weeks against SmarDen's every 3 months. SmarDen's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

SmarDen ships an update every 3 months, ST4U every 3 weeks. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

Scorecard2 real differences ยท 6 level
SmarDen versus ST4U: the parameters behind the verdict, then further details
ParameterSmarDenST4U
PriceFreeFree
Positive reviews50.0% of reviewsโ€”
Update frequencyEvery 3 monthsEvery 3 weeks โ€” better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeโ€”
DevicesiPhone, iPodiPhone, iPad, iPod โ€” better
Requires iOS13.0 โ€” better15.1
Further details โ€” not scored
Size98 MB35 MB
Age rating4+4+
Developer30Days Technologies Pvt LtdHePoJ

In-app purchases

None

SmarDen

No in-app purchases

None

ST4U

No in-app purchases

Questions

Is SmarDen free?
SmarDen is free to download, with no in-app purchases.
Is ST4U free?
ST4U is free to download, with no in-app purchases.
Do SmarDen or ST4U have ads?
Neither SmarDen nor ST4U shows ads.
Which is updated more often, SmarDen or ST4U?
SmarDen ships an update every 3 months, and ST4U every 3 weeks. Most recently, SmarDen was updated on October 29, 2026 and ST4U on October 27, 2026.

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