Comparison

COBI.Bike vs Kress RTKⁿ

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

Head to head
About

COBI.Bike

This app transforms your eBike or regular bike into a connected system, integrating your digital life with your ride. Access navigation, music, calls, and fitness data safely and conveniently via a handlebar controller and smartphone integration.

Highlights
  • Dashboard with speed, weather, and fitness info
  • Intuitive wheel menu for feature control
  • Music playback control for media apps
  • Hands-free calling and communication
  • Bluetooth fitness sensor integration
  • Turn-by-turn voice navigation
  • Real-time hyper-local weather forecasts
Features
Read full description

Staying connected with your life and your friends - smart connectivity means this is also possible while cycling. The Bosch SmartphoneHub and COBI.Bike app connect your eBike to your digital world. ***Important note: this app works only in combination with the Bosch SmartphoneHub and COBI.Bike hardware (for eBikes and conventional bikes).*** COBI.BIKE – YOUR CONNECTED BIKING SYSTEM The future of bike-based mobility has begun. The COBI.Bike system connects your bike with your digital world. This award-winning product provides smart features to your bike and intelligent assistance using the smartphone. The result: more safety, comfort and fun on any cycling route – a new dimension of biking. DASHBOARD The dashboard gives you quick access to speed, weather, fitness and performance info in a beautiful interface. WHEEL MENU Use the thumb controller to quickly fly through the features – the wheel menu is the smooth interface for your riding experience. MUSIC CONTROL All the control you'd expect, with the simplicity of a thumb controller. Start, stop and pause your tunes with intuitive thumb presses. It works with all your media apps too – from Spotify to podcasts. COMMUNICATE Make a quick call by selecting a contact using the thumb controller. You can also answer calls without letting go of the handlebars, which means no more risky phone action while riding. FITNESS TRACKING The system integrates with Bluetooth sensors to display important data like heart rate zone and cadence – directly on the dashboard. The fitness data collected from COBI.Bike can be easily transferred to your Apple Health profile. VOICE FEEDBACK Even if you don't look at your phone, the optional voice feedback gives you confidence when navigating through the app, including turn-by-turn navigation commands.
 ROUTE PLANNING The blazing fast route selection begins with a tap on the home screen. It takes your current bike location into account, which means setting up the perfect route is done in just three steps. You can choose between fastest, shortest and quietest route. Connect your komoot account to extend the best connected biking system with the best tour planning experience. 3D BIKE NAVIGATION For optimal bike route guidance the app offers a full-size navigation with turn-by-turn voice feedback – based on OpenStreetMap (OSM). Global offline maps included.
 REAL-TIME RIDE WEATHER Working with the world's best data providers, you get a minute precise, hyper-local weather forecast for your ride, indicating chances of rain, felt temperature and other important weather conditions. PERSONALIZED INTERFACE Complete your and your bike's profile and choose your favourite interface color to customize your ride experience. UPDATES AND UPGRADES The app features are continually evolving. In addition wireless hub firmware-upgrades keep the hardware functions up-to-date. So that you always have access to the latest features and improvements, we recommend that you update your app, COBI.Bike or SmartphoneHub to the latest software version. To find out how to update the software on your device, please refer to our FAQ under www.bosch-ebike.com/FAQ

About

Kress RTKⁿ

Manage your robotic lawn mower fleet with this app. Monitor mowing sessions, create and edit maps, and set up working zones and schedules for your mowers. Stay in complete control of your automated lawn care.

Highlights
  • Monitor mowing sessions
  • Create and edit maps
  • Manage charging stations
  • Set working hours and days
  • Setup multiple working zones
  • Assign robots to zones
Features
Read full description

Kress RTKⁿ is the ultimate robotic lawn mower management app that ensures you are in control of your mower at all times. Be always updated on mowing sessions and on your robot’s schedule. Create new maps, edit them and manage charging stations. Change working hours and days according to your needs, so you’re always in control. Setup multiple working zones and assign different robots to them. Connect RTKⁿ to your chosen zone via a preset which you can edit according to the day and time span you need. Stay always in control of your robot with Kress RTKⁿ app.

Screenshots

COBI.Bike4 screens
Kress RTKⁿ4 screens

Verdict

The call

The clearest difference is rating: COBI.Bike at 4.4 against Kress RTKⁿ's 3.5. COBI.Bike also leads on ratings volume (1.1K vs 16) and review sentiment (35% vs 22%). Kress RTKⁿ's advantage is update cadence (every 3 weeks vs every 3 months). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

COBI.Bike holds the better App Store score, 4.4 against 3.5. That said, the two scores are not equally well evidenced: COBI.Bike has 1.1K ratings behind it against 16, so its average is the more settled of the two. Written reviews point the same way: 35% of COBI.Bike's written reviews are positive against 22% of Kress RTKⁿ's.

UpkeepUpdate frequency

COBI.Bike ships an update every 3 months, Kress RTKⁿ every 3 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard4 real differences · 6 level
COBI.Bike versus Kress RTKⁿ: the parameters behind the verdict, then further details
ParameterCOBI.BikeKress RTKⁿ
PriceFreeFree
Rating4.4 (1.1K ratings) — better3.5 (16 ratings)
Positive reviews35.3% of reviews — better22.1% of reviews
Number of ratings1.1K — better16
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPod, Apple Watch — betteriPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size283 MB109 MB
Age rating4+4+
DeveloperRobert Bosch GmbHKress Robotik

Customer experience

COBI.Bike

All ratings1,042 ratings
Positive85.5%
Neutral5.0%
Negative9.5%
Written reviews170 reviews
Positive35.3%
Neutral17.6%
Negative47.1%

Kress RTKⁿ

All ratings15 ratings
Positive53.3%
Neutral26.7%
Negative20.0%
Written reviews86 reviews
Positive22.1%
Neutral26.7%
Negative51.2%

Bugs and requests

COBI.Bike

Reported bugs

4 issues
  • App crashes or freezes during use
  • Compass consistently off by 90 degrees
  • Login/account issues after updates
  • Unreliable Bluetooth connectivity

Requested features

5 requests
  • Customizable data display and layout
  • Integration with more fitness apps and sensors
  • Improved route planning and navigation
  • Battery percentage indicator
  • Ability to manually pause/end rides

Kress RTKⁿ

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

COBI.Bike

No in-app purchases

None

Kress RTKⁿ

No in-app purchases

Questions

Is COBI.Bike free?
COBI.Bike is free to download, with no in-app purchases.
Is Kress RTKⁿ free?
Kress RTKⁿ is free to download, with no in-app purchases.
Which has better reviews, COBI.Bike or Kress RTKⁿ?
COBI.Bike is rated higher. COBI.Bike averages 4.4 out of 5 from 1.1K ratings, while Kress RTKⁿ averages 3.5 from 16 ratings.
Do COBI.Bike or Kress RTKⁿ have ads?
Neither COBI.Bike nor Kress RTKⁿ shows ads.
Which is updated more often, COBI.Bike or Kress RTKⁿ?
COBI.Bike ships an update every 3 months, and Kress RTKⁿ every 3 weeks. Most recently, COBI.Bike was updated on November 6, 2026 and Kress RTKⁿ on November 3, 2026.

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