Comparison

Busch vs Rembelle

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

Head to head
About

Busch

Connect your KNX smart home system to modern ecosystems like Apple HomeKit, Google Assistant, Amazon Alexa, and Matter. Control KNX devices with your voice and integrate Matter devices into your KNX setup for seamless smart home interaction.

Highlights
  • KNX to HomeKit, Google Assistant, Alexa, Matter integration
  • Voice control for KNX devices
  • Matter device integration into KNX
  • KNX device integration into Matter ecosystems
  • Easy setup and configuration
  • Automatic room assignment
  • Software update import
Features
Read full description

The Busch-VoiceControl HomeKit KNX Bridge connects KNX installations with modern smart home ecosystems such as Apple HomeKit, Google Assistant, Amazon Alexa, and Matter. The solution not only enables voice control of KNX devices but also allows the integration of Matter devices into a KNX system. At the same time, KNX devices and functions can be integrated into Matter-enabled smart home ecosystems, ensuring seamless interaction between KNX and Matter. This app provides easy setup, configuration, and maintenance of HomeKit and Matter connectivity. Supported functions: • Registration • Device setup • HomeKit and Matter configuration with automatic room assignment • Integration of Matter devices into a KNX installation • Integration of KNX devices and functions into Matter-enabled smart home ecosystems • Import of software updates for the device • Additional configuration options

About

Rembelle

Features
Read full description

Rembelle keeps the small but meaningful details about the people you care about in one place. Remember what matters, prepare for special days, and preserve the stories behind your gifts. KEEP YOUR PEOPLE IN FOCUS Browse the photo ribbon and revisit the preferences, important dates, size notes, and past gifts you have saved. In the expanded layout, explore your people and the selected profile side by side. PREPARE WITHOUT THE SCRAMBLE Track birthdays, anniversaries, and your own special occasions. Choose reminder timing for each person and move through your preparation in Moments. A MORE PERSONAL START TO GIFTING (PREMIUM) Explore three directions based on your saved information: safe, personal, and unexpected. See why each may fit, and review preference, size, or repeat-gift warnings before deciding. Suggestions support your decision; they do not guarantee product availability or delivery. KEEP THE MEMORY, TOO Add a note, photo, or voice recording. Revisit past gifts and reactions alongside your memories. Turn a photo and message into a special opening with a digital gift box. MAKE IT YOURS Adaptive layouts keep your selection as you move between compact and expanded views. Choose from six themes with Premium. YOUR RECORDS AND SHARING Person, gift, and memory records are stored on your device. When you choose to share a digital gift box, the selected content and sender name are sent to the sharing service. You can revoke that link. The app contains no advertising tracking. The free plan lets you save 3 people and 15 memories. Premium removes these record limits and adds theme selection, the private vault, and gift ideas with smart personalization. Existing records are not deleted when a subscription ends. On-device smart personalization depends on supported devices, languages, and model availability. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://rembelle.app/privacy

Screenshots

Busch2 screens
Rembelle4 screens

Verdict

The call

The clearest difference is in-app purchases: Busch at none against Rembelle's 2. Busch also leads on iOS requirement (12.4 vs 17.0). Rembelle's advantage is update cadence (every 2 months vs every 34 months). On price, ads 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. Rembelle sells 2 in-app purchases, starting at $3.99 per month. Busch asks for nothing beyond the download.

UpkeepUpdate frequency

Busch ships an update every 34 months, Rembelle every 2 months. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

Scorecard3 real differences · 5 level
Busch versus Rembelle: the parameters behind the verdict, then further details
ParameterBuschRembelle
PriceFreeFree
Positive reviews0.0% of reviews—
Update frequencyEvery 34 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.4 — better17.0
Further details — not scored
Size4 MB45 MB
Age rating4+12+
DeveloperBusch-Jaeger Elektro GmbHBurak Akbay

In-app purchases

None

Busch

No in-app purchases

2 purchases

Rembelle

Subscriptions2
  • Rembelle Premium Monthly$3.991 Month
  • Rembelle Premium Yearly1 Year trial$19.991 Year

Questions

Is Busch free?
Busch is free to download, with no in-app purchases.
Is Rembelle free?
Rembelle is free to download, with in-app purchases available.
Do Busch or Rembelle have ads?
Neither Busch nor Rembelle shows ads.
Which is updated more often, Busch or Rembelle?
Busch ships an update every 34 months, and Rembelle every 2 months. Most recently, Busch was updated on November 3, 2026 and Rembelle on November 6, 2026.

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