News Archive


Android App Update

Here is the what's new that was added to Google Play:

  • German support
  • Your training session can be shared on your Facebook timeline
  • Device firmware update improved
  • The Bluetooth scanner to connect to your °One lasts longer and can be
    started from the main screen by pressing the sensor icon.

Update iOS & Android März 2016

New features for iOS;

  • The sensor's firmware is able to be updated
  • The sensor pairing feature has been improved
  • The values on the main screen can be highlighted by touching them
  • A running session can be paused and resumed
  • Activities can be created, edited, deleted and attached to a session
  • The heart rate and temperature data can be visualized in a chart (from the history)

The main visible change for the Android User is the signal quality feedback.


Update for the Cosinuss° One Android application (3.2.75)

The changes are:

  • Compatible with Android 6.0 "Marshmallow"
  • Bug when importing CSV files with decimal comma fixed

Garmin App für Temperatur Feld verfügbar

Thanks to Torsten Völkl from today on there is an app available to display the body temperature via cosinuss°ONE.
Compatible Devices: D2 Bravo, Edge® 1000, Edge® 520, Edge® Explore 1000, ForeAthlete 235J, ForeAthlete 920XTJ, Forerunner® 230, Forerunner® 235, Forerunner® 630, Forerunner® 920XT, epix™, fēnix™ 3, fēnix™ 3 HR, vívoactive™

Here is the link to the download!


Video Tutorial Plug & Go

Firmware Update Februar 2016

A new firmware (3.0) has been released for the Cosinuss° sensor and the Android App.
The sensor can be updated from the Android Cosinuss° One app 3.0.69 (newest version). Please update your App via Google Play Store first.
What's new:

  • From now on, the °One informs you about the accuracy of the heart rate detection, to determine the ideal position in the ear
  • The sensor's signal quality for heart rate detection is available when the user pairs a new device, on the main screen and in the Settings menu
  • Connection issues with some smart-phones have been fixed
  • Optimisations have been made for small screens



We so happy to announce, that we are nominated for the FIBO INNOVATION & TREND AWARD in the category Jury- and guests award“!


German Design Award Ceremony

On the 12th February 2016 our designer Til Schröter has been awarded for the design of our cosinuss ° ONE at the German Design Award in the category Excellent Product Design - Sports, Outdoor Activities and Leisure!


Firmware Update

New Firmware Update via cosinuss° One Android App avaialble!
What´s new?

  • The °One can be used from now on also with ANT+ enabled devices. Please note: It is only possible to have either a bluetooth or an ANT+ connection, not both!
  • Enhanced heart rate detection is available.
  • New possibility to pair the °One with Bluetooth enabled devices (Bluetooth 4.0 or higher). Means e.g. that you are able to bond the °One with a Polar V800.
  • The green LED is already switched on by turning on the °One, not as soon as a connection to a device is enabled.
  • The °One will turn itself off when not placed into the ear within one minute.

We recommend to update your °One so you can use all the new features.
To all iPhone Users, please update your °One on an Android Smartphone. All features will work properly also on your iPhone.


Jan Frodeno: New worldwide brand ambassador

cosinuss° and Jan Frodeno join forces!
The Olympic Champion, newly Ironman World Champion, IRONMAN European Champion and Bambi award winner will become the worldwide brand ambassador for the Munich-based company. Jan Frodeno will use cosinuss° sensors in his daily training, monitoring and evaluating measured data with his coach. In addition, Jan Frodeno will be intensively engaged in the product development of next generation devices.

Download Press Release


German Design Award 2016

cosinuss° One wins the German Design Award 2016 Special Mention!

More information here.


Nils Frommhold in Kona

Nils Frommhold, professional german Triathlete on the middle- and long distance, is sponsored by cosinuss°. In these days, he is preparing for the biggest race of every triathlete: The IRONMAN world championshop in Kailua-Kona, Hawaii. Every day he is reporting about his training and his gut-feeling of the race. Check it out here:
Until the gun

Until the gun

Digital Med Tec

Dr.-Ing. Johannes Kreuzer talks at the Cooperation Forum Technology Trends and Scenarios with the topic

Mobile Measurements of Vital Signs in Sport Medicine and Fitness

30th September 2015, NOVOTEL Centre Ville, Nürnberg
Complete Programm

Bayern Innovativ

BMW Berlin Marathon

We are exhibiting at BERLIN VITAL this year!
Come and visit us from Sept. 24th-26th in hangar 6 at the former Tempelhof airport.


IRONMAN 70.3 World Championship

We are there!

Visit us on August 27th - 29th at the IRONMAN World Championship 70.3 in Zell am See, Austria. See the best of the best in triathlon and come and check out the new cosinuss° One!
You can find us on the expo grounds throughout the three days. We are excited to meet you!

Sponsor Ironman


Challenge Roth

We are on the Challenge Roth.
From 9th to 13th July you can visit us on our booth and try the cosinuss° One.


Anja Beranek


... starts at the Challenge Roth
... and we support her!

German Design Award Nominee 2016

cosinuss° was nominated from the "Rat für Formgebung" for the


Our thanks are going to our designer Tilman Schröter.


cosinuss° is participating in Blackbox Connect #11

cosinuss° was chosen to participate in the Blackbox Connect #11 accelerator program in Palo Alto.

About Blackbox Connect:
Blackbox Connect is a two-week, residential program in Silicon Valley designed to immerse founders in the startup culture, to learn from other successful entrepreneurs, to connect with potential partners and investors, to forge valuable business relationships, and to receive expert advice from venture capitalists, successful founders, and game changers. Sponsored in part by Google for Entrepreneurs, Blackbox Connect gives founders a foundation of knowledge and access to the expertise needed to expand their vision and scale their companies globally. To learn more about Blackbox Connect, visit Blackbox and find us on Facebook, Twitter. and G+.

About Google for Entrepreneurs:

Google for Entrepreneurs provides financial support and the best of Google's resources to dozens of coworking spaces and community programs across 125 countries. Google also creates Campuses: physical hubs where entrepreneurs can learn, connect, and build companies that will change the world. To learn more about Google for Entrepreneurs, visit or follow us on G+ (+GoogleForEntrepreneurs) and Twitter (@GoogleForEntrep).


cosinuss° at the ISPO Munich

cosinuss° presents its newest advances in mobile vital sign tracking at the ISPO in Munich.
From February 5th to 8th, 2015, you find us in Hall C1 at booth 314 with the Wearable Technologies AG.
We are excited to meet you there!

Date: February 5th to 8th, 2015
Place: Trade Center Munich, Hall C1, Booth 314
Starting: 9 a.m.


Wearables as Enablers in health care, sports and fitness

In this framework, cosinuss° will be presented as a practical example. Dr. Kreuzer is speaking about applications of the cosinuss° technology in health care as well as sports and fitness. Don´t miss it!

Date: December 8th, 2014
Location: Parkhotel Stuttgart Messe-Airport
Starting: 9 am


Rethink Wearables

That´s the topic of the panel discussion Greta Kreuzer, co-founder of cosinuss°, is participating in. Don´t miss the BITKOM trends congress "Exploring Digital Horizons" in Berlin!

Date: November 25th, 2014
Location: Station Berlin
Starting: 9 am


Body Core Temperature as a new Performance and Fitness Indicator

This is the topic of the presentation of cosinuss° at the 2. Medicine+Sports conference of the MEDICA 2014. Don´t miss it!

Date: November 13th, 2014
Place: Hall 15, Fairgrounds of Düsseldorf
Time: 10:30 am


Cosinuss is exhibitor at MEDICA 14

Again, cosinuss° will exhibit at the MEDICA on the fairgrounds of Dusseldorf. From November 12th to 15th the innovative earconnect technology will be presented amongst other Wearable Technologies in Hall 15 A23. We are eager to talk to numerous interested parties!

Date: November 12th to 15th, 2014
Location: Hall 15 A23, fairgrounds of Düsseldorf
Time: 10 am - 6:30 pm.


Wearable Technologies Conference in San Francisco

The 12th WT conference in San Francisco on July 8th and 9th will highlight what’s here today and what’s coming next for wearable technology.

cosinuss° is among the speakers and presents its technology in the Session: Beyond Glasses and Wristbands - New Form Factors and Platforms on July 9th.

Date: July 8th/9th, 2014
Place: Fort Mason, San Francisco
Starting at: 9:00 a.m.


cosinuss° strives for the GrowthCon Award 2014

Innovating. Growth. Technology. GrowthCon represents the connections between these three concepts.

cosinuss° is a nominee for GrowthCon Awards, which allows no established CEO presentations, but rather wants to hear information about technology and cases, namely firsthand from the CTOs.

Date: May 15th, 2014
Location: Union Halle, Frankfurt a. Main
Starting: 3 p.m.


cosinuss° at the Best of Both 2014

The Best of Both Berlin is the leading european event for the presentation of selected, innovative business models and product ideas from international startups in the forefront of the German industry, and offers a unique structure to connect startups with major industrial companies and their corporate ventures.

After receiving the Best of Both Award in 2013, cosinuss° will be back as a presenter this year.

Date: May 13th and 14th, 2014
Location: Kosmos, Berlin
Starting at: 10:00 a.m.


Progress through Digitalization: A Chance for the SMEs?

Dr. Johannes Kreuzer is part of the panel discussion “Intelligent Medical Networks – Healing for the German Health System,” that is organized by the Economic Councils of Germany under the larger event “Progress through Digitalization – A Chance for the Small-Firm Sector?”.

Date: Wednesday, March 19th, 2014
Place: bcc Berliner Congress Center, Alexanderstr. 11, 10178 Berlin


CeBIT 2014 March 10th-14th

Hall 16, Stand D30

cosinuss° is represented this year at CeBIT in a joint booth with CODE_n, where the new C-SP 01 will be on display for the public.


7th Innovation Summit, February 25, 2014

During the 7th Innovation Summit in Munich, cosinuss° will present to visitors their concept of strapless heart rate measurement from within the ear with their product, C-SP 01.



Dr. Johannes Kreuzer, founder of cosinuss°, will speak at the Medica Sports Session regarding the topic: “The fusion of medicine and sports: Signals out of the ear”.

Date: November 22, 2013
Place: Hall 15, G55-58, Messe Düsseldorf
Starting at: 11:50am



From November 20th-23rd, cosinuss° will be represented at Medica in Düsseldorf, the world's largest medical trade fair. Visit us at Hall 3, Stand E38. We look forward to it!


evobis - 2nd Demo Night

50 innovations to touch and feel, one of which is the earconnect technology from cosinuss°! On this night, evobis and WERK1 Munich will present the newest innovations from Munich.

Date: October 24, 2013
Place: TonHalle München GmbH, Grafinger Strasse 6, 81671 München
Starting at: 7pm


cosinuss° wins the German Smart Business Award, Berlin – June 6th, 2013

Berlin - June 12, 2013

300 competitors, one victor/winner: cosinuss° is chosen by an expert jury to be the recipient of the German SMART Business Award this year.


3. Startup Demo Night

On the 13th of May, the team from cosinuss° presented the C-SP 01 on the 3. Startup Demo Night, hosted by evobis.

The strapless heart-rate monitor sends the heart-rate wirelessly via ANT+ or BLE to any sports device.

Starting: 7 p.m.
Location: Tonhalle München