Klarstein vs Friendsaver
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Klarstein
Control and monitor your smart home devices remotely from anywhere in the world. Organize devices by room, track real-time temperature and humidity, and receive updates on sales and customer support.
- Remote device control
- Real-time temperature/humidity monitoring
- Room organization
- Device setup guides
- Sales and support information
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Connect smart Klarstein devices, control and monitor them remotely from everywhere in the world only through the Klarstein app. Key features at your disposal in Klarstein App: Connect your smart Klarstein devices in a couple of taps: • Control and monitor your smart Klarstein devices using this app from everywhere, either from your office or travelling around the world. All you need is internet access. • Depending on your smart device, seamlessly monitor the real-time temperature and humidity and set your desired parameter with only a few taps. • Create different rooms in your apartment, e.g. living room, bedrooms, etc, and specify in which room your smart device is located. In this way, you can keep track of temperature and humidity in different areas of your apartment. • Make a tour through the app with our guides! We make sure you know how to use the app and its different features. Stay tuned with us: • Find information about our upcoming sales. • Stay in touch with our customer support and let us know how you like our app. Some features may not be available for all products. We update the app regularly so you can get the most out of your products. Send us a message: appsupport@go-bbg.com • • • Klarstein stands for innovative Modern Living products designed in Berlin. Klarstein's broad product range includes strong household helpers of all kinds: from kitchen appliances to home appliances to climate control products, everything is available. Through exciting colours, innovative technology and unique styles, the products of Klarstein fit seamlessly into the individual living ambience and become indispensable companions in the everyday life of our customers. At Klarstein, the slogan "time for variety" is both a claim and a guiding principle, which runs like a red thread through the entire product portfolio.
Friendsaver
This app helps you nurture and strengthen your friendships by remembering important dates and providing insights into your friends' lives. It offers features like birthday reminders and personalized conversation starters to deepen existing connections.
- Birthday reminders
- Customizable notifications
- Interaction analysis
- Personalized conversation starters
- Data backup (upcoming)
- Gamification (upcoming)
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Friendsaver - Strengthen Your Friendships! Discover the power of Friendsaver, your ultimate tool for nurturing and strengthening your friendships. In a busy world where maintaining meaningful connections can be a challenge, Friendsaver enriches your social interactions. With Friendsaver, you'll find innovative ways to deepen bonds and create lasting memories. Whether you want to remember important dates, gain insights into your friends' lives, or spark engaging conversations, Friendsaver is your trusted companion every step of the way. Current Features: - Birthday Reminders: Never forget a birthday again! Stay updated on upcoming and recent birthdays of your friends. Receive timely notifications to ensure you never miss an important day. - Customizable Notifications: Personalize your reminders to suit your schedule and preferences. Choose when and how you want to be notified about upcoming events. - Interaction Analysis: Understand your social interactions better. Track your interactions and receive personalized recommendations to deepen your relationships. Discover patterns in your communication and identify opportunities for meaningful engagement. Upcoming Features: - Backup: Save your data on your behalf to restore them whenever needed. - Gamification: get Coins and Exp for each of your actions in the app to level up friends and unlock new features and achievements. - Enhancing Friendships: Gain deeper insights into a friend's lives and interests. Receive conversation starters tailored to each friend, helping you initiate meaningful discussions and foster closer relationships. Friendsaver complements your social activities and helps you stay connected and engaged with your friends. It's not a messaging app or a dating app to find new friends, but rather a tool to support and enrich your existing friendships. All data is stored locally on your device and is not shared with external parties, ensuring your privacy and security. keyword: save, friend, friendship, birthday, notification, lifestyle, note, selfcare, social, network, crm
Screenshots
Verdict
The clearest difference is review sentiment: Friendsaver at 100% against Klarstein's 53%. Klarstein's advantage is price (Free vs $3.99) and update cadence (monthly vs every 4 months). On ads, in-app purchases and iOS requirement 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
Klarstein is free to download; Friendsaver costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Klarstein ships an update monthly, Friendsaver every 4 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | Klarstein | Friendsaver |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 4.3 (30 ratings) — better | — |
| Positive reviews | 53.2% of reviews | 100.0% of reviews — better |
| Number of ratings | 30 — better | — |
| Update frequency | Monthly — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPod |
| Requires iOS | 14.0 | 13.4 — better |
| Further details — not scored | ||
| Size | 254 MB | 46 MB |
| Age rating | 12+ | 4+ |
| Developer | Chal-Tec GmbH | Ma Dev GmbH |
Customer experience
Klarstein
Friendsaver
Bugs and requests
Klarstein
Reported bugs
36 issues- App crashes after update
- Schedules ignored or reset randomly
- Devices turn on/off randomly
- Temperature settings are random
- App does not work after update
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- Cannot log in
- QR code scanning issues
- Timers/countdown feature broken
- Lost previous schedules after update
- Cannot set timers for less than an hour
- Previous schedule settings deleted after update
- Cannot apply scheduled times for more than one day
- App freezes or shows endless loading
- Devices disappear from app after update
- Cannot add devices back after update
- UI text overlaps
- Humidity display incorrect and setting changes result in incorrect values
- Stecker-Reaktor not supported
- App requires reinstallation to work
- Login issues after update
- Wi-Fi connection issues
- Password change not possible
- Ventilation speed adjustment missing in refresh mode
- App loses connection to devices
- Error when accessing link
- Cannot reset password
- App not supporting English
- Incorrect time selection in scheduler
- Device not in list
- Air fryer not supported
- Blank screens and half visible wording
- Crashing all the time
- Cannot connect to WiFi
- UI improvements needed for schedule process
- Auto mode disables manual schedule switching
- New scheduler is unfriendly
Requested features
11 requests- Dark mode
- Power consumption monitoring
- Siri/HomeKit integration
- Ability to select multiple devices for scenes
- Remove sound on radiator
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- Widgets for the app
- Customizable presets
- Ability to disable open window detection permanently
- HomeKit or Matter update
- Copy day option for schedules
- More recipes for milk maker
Friendsaver
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Klarstein
No in-app purchases
Friendsaver
No in-app purchases









