Comparison

Velbus Signum vs Tethral

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

Head to head
About

Velbus Signum

Control your home automation system remotely via your smartphone or tablet. Monitor and adjust lighting, shutters, and thermostats. The app automatically generates a dashboard for easy operation and customization.

Highlights
  • Remote operation of home automation
  • Consult and adjust device status
  • Automatic dashboard creation
  • Customizable widgets
  • Create additional user profiles
  • Time synchronization from internet
Features
Read full description

The Signum app, in combination with the Signum IoT Gateway, allows you to operate your Velbus Home Automation installation from your smartphone or tablet. With the Signum you can: - operate your Velbus Home Automation system, wherever you are (*) - consult and adjust the status of your lighting, shutters, thermostats, etc. - have the exact time regularly retrieved from the internet so that your Velbus installation always runs perfectly on time - use the VelbusLink configuration software via LAN (incl. Wifi), Internet(*), and USB Upon first use of the app a complete dashboard is automatically created for your Velbus installation. Using the intuitive widgets you can immediately operate and view all your devices. If you want to adjust this dashboard, you can configure it completely according to your wishes. You can also create additional users and create a separate dashboard for each. More information about Velbus domotics can be found at www.velbus.eu. (*) Port forwarding is still needed at the moment, a cloud solution is in the works

About

Tethral

Control your smart home devices using simple, conversational language. Automate lights, locks, climate, and more without complex setup or multiple apps. Enjoy a home that responds to your daily needs effortlessly.

Highlights
  • Control multiple smart devices with chat
  • No complicated setup or coding required
  • Works with Apple Home, Google Home, Alexa, Matter
  • Automate actions based on time or events
  • Privacy-focused with data control options
Features
Read full description

Home automation made easy with chat Tethral lets you control multiple smart devices at once using simple, everyday language. No complicated setup, no coding, and no switching between different apps. Just describe what you want your home to do: • “When I leave, turn everything off and lock the doors.” • “At sunset, turn on the porch lights and set the temperature.” • “At 7 AM, start the coffee and brighten the kitchen.” One command can handle lights, locks, climate, blinds, plugs, motion sensors, and more. Works with popular smart home platforms: • Apple Home • Google Home • Amazon Alexa • Matter devices Designed for clarity: • No scenes to configure • No routine programming • No scrolling through menus Just talk to Tethral like you talk about your day. Privacy made simple: • We don’t sell or broker personal data • No continuous microphone or camera storage • Location is used only for triggers, then removed • You choose what history Tethral keeps Tethral brings all your devices together in one app, so you can set a moment and let everything happen automatically. Enjoy a home that effortlessly handles the small daily. Tethral Pro is an auto-renewable subscription. Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel your subscription in your Apple Account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://app.termly.io/policy-viewer/policy.html?policyUUID=e75c8402-a15f-4d65-aa3c-46eb6d145f10

Screenshots

Velbus Signum4 screens
Tethral4 screens

Verdict

The call

The clearest difference is in-app purchases: Velbus Signum at none against Tethral's 4. Velbus Signum also leads on ads (none vs shown) and device support (3 vs 1). On price and update cadence 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. Tethral sells 4 in-app purchases, starting at $19.99 per month. Velbus Signum asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 5 level
Velbus Signum versus Tethral: the parameters behind the verdict, then further details
ParameterVelbus SignumTethral
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings—2 — better
Update frequencyMonthlyMonthly
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterAd-supported
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS12.4 — better18.0
Further details — not scored
Size16 MB45 MB
Age rating4+4+
DeveloperVelleman nvTethral LLC

Customer experience

Velbus Signum

Written reviews4 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Tethral

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Velbus Signum

No in-app purchases

4 purchases

Tethral

Subscriptions1
  • Tethral Pro1 Month trial$19.991 Month
One-time3
  • 100 Energy$0.99
  • 500 Energy$3.99
  • 1000 Energy$6.99

Questions

Is Velbus Signum free?
Velbus Signum is free to download, with no in-app purchases.
Is Tethral free?
Tethral is free to download, with in-app purchases available.
Do Velbus Signum or Tethral have ads?
Tethral shows ads; Velbus Signum does not.
Which is updated more often, Velbus Signum or Tethral?
Velbus Signum ships an update monthly, and Tethral monthly. Most recently, Velbus Signum was updated on November 2, 2026 and Tethral on October 30, 2026.

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