Since version TAHUNA acamar  you can find our latest information at

Version - Tahuna Acamar - All Teasi devices, Live - 19.08.2016


Version - Teasi Elements Hydrogen (edition 8) - All Teasi devices, Live - 03.02.2016

  • Improvement of general functions
  • Revised POI handling: Adding POIs at any position of the map
  • Device connection with Mac OS X El Capitan
  • Adjustment of tour distance in TEASI device and TOOL
  • Reworked BLE menu (only for PRO)
  • No length limitation for track names
  • Integration of air pressure data from barometer to GPX files for improved altitude measurement (only for PRO)
  • General bug fixing

Version - Teasi Elements Hydrogen (edition 6) - All Teasi devices, Live - 22.10.2015

  • Implementation of U2U-Routing (improved routing algorithm)
  • Revised trip computer
  • Improved compass
  • Map update
  • General bug fixing

Version 3.4.3 - Teasi Elements Hydrogen (edition 3) - All Teasi devices, Live – 06.07.2015

  • Boat navigation/ routing on waterways
  • Maps based on OpenSeaMap
  • Point-to-point routing
  • Special POIs and information (e.g. buoys, ports, bridge heights, etc.)
  • Boat computer with tidal information
  • Boat compass
  • Revised map material
  • Improved turn notification
  • Revised trip computer
  • General bug fixing

Version 3.3.4 - Teasi Elements Oxygen (edition 4) - All Teasi devices, Live - 01.04.2015

  • Compatibility with raster maps of MagicMaps
  • Improved routing
  • Optimized POIs
  • General bugfixing


Version 3.3.3 - Teasi Elements Oxygen (edition 3) - All Teasi devices, Live - 29.01.2015

  • Wheel circumference linked to sensor
  • Display of Turn Instructions became speed dependent
  • Several improvements for Ski Profiles and Ski Maps
  • Behaviour of "Enable Ski Lifts" button is not clear
  • Define Gondolas and Cable-Cars as "two ways" lifts, if not specified
  • Supporting OpenPisteMap Maps also for North America
  • Adding more Trip Computers for Ski Activities
  • Bug fixing

Version 3.3.2 - Teasi Elements Oxygen (edition 2) - Teasi PRO only, Live - 29.12.2014

  • Fixing reconnection of BT after device went in suspend mode (needs also ROM Update)
  • Improvement for Compass: removing shaking of the map, calibration is maintained for longer time (needs also ROM Update)
  • Zooming on Kompass Raster maps when levels are missing
  • Lowering minimal speed for training
  • Updates for Ski related Computers
  • Fixing start zoom level when starting routing
  • More Info messages available at boot
  • Bug fixing


Version - Teasi Elements Oxygen (edition 1) - All Teasi devices, Live - 28.11.2014

  • Adding Trip computers for Downhill Ski activities
  • Ski Routing and Navigation
  • Snowy Ui for Ski Profiles
  • Improvements in Computers calculations
  • Bug fixing


Version 3.2.7 (New Teasi One) - 19.11.2014

  • Ski Categories added to POI Search
  • Easy Mode - Second Level: more features removed from Easy Mode
  • Pre-Installed Profiles
  • Skilifts handled through POIs, with possibility to enable/disable for route
  • calculation
  • Bug fixing


Version 3.2.6 (New Teasi One) - 04.11.2014

  • Improvements in Route calculation
  • Ski Profile
  • Piste "roads" added to the map
  • Device Type and software version added to the GPX Header
  • Factory Reset does not reboot the device
  • Bug fixing


Version 3.2.5 (All Teasi devices) - 24.09.2014

  • Add map of Cyprus
  • Improvements in Grade and Ascent calculation
  • Added Copyright notices for OSM data
  • Routing with Ferries not always working properly
  • Fixing Profile Type in GPX file
  • Improvements in POI Search
  • Bug fixing


Version (All Teasi devices) - 11.09.2014

  • Support FIT files also on Teasi One
  • Improvements in map search and display
  • Bug fixing


Version 3.2.3 (All Teasi devices) - 19.08.2014

  • Search of cities with umlaut in the name is not easy to understand for German users
  • Autorestart of recording
  • Added new translations of texts
  • UI improvements
  • Bug fixing


Version 3.2.2 (All Teasi devices) - 01.08.2014
(Items with * refer to Teasi Pro only)

  • Multiple Destinations
  • Display of GPS Status
  • Search POI around different positions
  • Show more details for POI
  • Beeline profile
  • Saving tracks in FIT format*
  • Support of OSM Maps for USA and Canada
  • Route Settings page extended and made available for Teasi One as well
  • Support for Raster Maps in Teasi One
  • Clean up maps works on raster maps as well
  • Fixing problems for Sensor connection and reconnection*
  • Bug fixing


Version (TEASI PRO) - 03/07/2014

Fixed bugs:

  • Navigation with imported trip file ends after ~10km
  • Bike computer settings are not saved
  • Wheel circumference entered in mm is counted as cm, rim defaults has cm vaules instead of mm

    Version 3.1.1 (TEASI one²) - 20/05/2014

    • Show scale on map screen
    • Improving Map display speed
    • New maps with better data compression
    • Added info during the boot of the application
    • Handling of gpx files containing multiple tracks
    • Improved display of bike paths
    • Address search with routes longer than 300 km shows a map with a beeline towards the target
    • Showing map with North direction happens two levels upper (more zoomed out)
    • Removed already traveled road during navigation
    • New layout for bike computer screen with 6 boxes per page
    • Improved readability of graphs
    • Support of Multiple Formats to enter Coordinates
    • Device ID identifier inside the track
    • Down state added for list elements.
    • Favorites renameable upon creation.
    • Browse POIs of a track
    • More categories added to Public Transport POIs
    • Function to add a POI on a recorded track
    • POI Details screen - missing picture and description in case of self-created POI
    • Option to turn off the snapping
    • Settings for bikers using one-way streets both ways
    • Option to turn navigation popup on and off
    • Warning message for low battery
    • Fixing Localization and other UI problems
    • Bug fixing


    Version (Teasi PRO) - 20/05/2014

    • Fixing problems for Compass and Barometer calibration
    • Errors in measurements of the altitude


    Version (New Teasi One) - 07/05/2014

    • New Factory Image for New Teasi One devices


    Version 3.0.8 - 10/04/2014

    • Fixing error in conversion of 2.x Settings to 3.x format


    Version 3.0.7 - 09/04/2014

    • Replanning using initial set option (Suggested/Easiest/Shortest)
    • Showing beeline for destinations gretaer than 300 km
    • Support of gpx with different formats
    • Removing Byte Order Mark from GPX (Garmin connect was not importing)
    • Improving orientation of map during replanning/panning
    • Fixes for raster maps
    • Changed method to calculate calories consumption
    • Improved algorithm to calculate positions of street names on map
    • Reduced snapping threshold
    • Localization updated


    Version 3.0.5 - 21/03/2014

    • Advanced tracks on SD card
    • Displacement of Zoom buttons
    • Sun compass calibration (Teasi One only)
    • Handling of Favourites
    • Selection of POIs from map
    • UI Improvements
    • Bug fixing


    Version 3.0.1 - 18/03/2014

    • Map rendering improved and sped up
    • Import of files with multiple tracks and waypoints (1st version)
    • Fixing problems during saving of tracks
    • Full Localization added
    • Bug fixing


    Version 3.0.0 - 14/03/2014

    • New POI categories added (Public Transports)
    • Optimizations
      • Image compression
      • Stretching
      • Refresh screen
      • Splitters
      • Map display
      • POI Groups
    • Pre-creation of folders needed by the application
    • Start-up messages
    • Changed routing for pedestrian mode
    • Bug fixing




    Version 2.4.3 - 05/03/2014

    • New Main Menu structure
    • Full support of new screen resolution (New Teasi One)
    • Bug fixing


    Version 2.4.2 - 03/03/2014

    • Simplified mode (only Teasi One)
    • Advanced Tracks
      • POI name and description display
      • Track POIs displayed also during navigation
    • Improvements for Address Search
    • Progressive map display
    • Bug fixing


    Version 2.4.1 - 18/02/2014

    • Review automatic zooming
    • Cleanup maps from inside the device
    • Support of Maps for whole Europe
      • New maps from TeleAtlas and OSM
    • Fixed hang with Bluetooth sensors
    • Steady support for Advanced Tracks
    • Bug fixing


    Version 2.4.0 - 04/02/2014

    • Added a popup about Teasi Tool at every x boots or y months to remind the user to use the updater tool.
    • Added a frequency slider for the Buzzer to the Settings/Sound page
    • Manual suspend mode inside Power Off screen
    • Imported Content should be loaded from the SD card
    • Long Home button press invokes settings menu
    • Improvements for Advanced Tracks
    • Store the last 5 calculated routes
    • Bug fixing


    Version 2.2.0 - 20/12/2013 

    • Settings saved in XML format
    • Advanced Tracks, first version
      • Importing tracks with descriptions, POIs, pictures
    • Wait note added during saving of (long) recordings
    • Added warning when power off selected with ongoing recording
    • Bug fixing


    Version 2.1.7 - 20/11/2013 

    • Compass is rotating in the opposite direction
    • Reconnection of sensors is not working


    Version 2.1.6 - 05/11/2013 

    • Device crashing after some time with a SD into the device
    • Crash navigating to an empty track


    Version 2.1.5 - 22/10/2013 

    • Performance improvements
      • Fix for the slowdown when tracks are loaded, and for the raster map related slowdown and rendering issues
    • Bug fixes
      • Sometimes switching between sensor does not works.
      • After POIS imported to Other custom category not other POIs can be imported to that category.


    Version 2.1.4 - 11/10/2013 

    • Bug fixes
      • Climb Left is always 0
      • Changing the icon for an Item in my stuff causes the Item to disappear
      • Improvements inside Speedometer, needle was refreshed too slowly


    Version 2.1.3 - 03/10/2013 

    • Bluetooth list handling and sensor renaming
    • ROM Update support on device


    Version 2.1.2 - 25/09/2013 

    • Fixes for the Bluetooth sensors handling and reconnection problems*
      • Bluetooth sensors + screens
      • The BT module should be switched on/off with a single button
      • BT missing link makes the device very slowly
    • Bug fixes
      • Filter out pressure peaks*
      • Improve GPS based wrong values
      • Crash importing a track
      • POIs without name
      • The app beeps for turn instructions but it is disabled in the settings
      • Sometimes the speed data is enormously high
      • Compass damping*


    Version 2.1.0 - 11/09/2013 

    • The connection to BT sensors should be managed with one button*
    • The Speed and Cadence sensors should be handled on a single screen*
    • The application crashes when accessing mytrips
    • Screen calibration has been added as and accessible through Settings - Screen
    • Adjust routing settings to use Bike roads more heavily
    • Wrong page displayed in history


    Version - 06/09/2013 

    • Bug Fixing


    Version 2.0.8 - 04/09/2013 

    • Problem with graphs in memory when reversing track and press go then back.
    • The internal compass does not shows the real north*
    • There should be a more visible indication in/out zones for HR zone training*
    • The replanning distance should be fine tuned.
    • Ghost-Mode: time difference
    • Bug fixing


    Version 2.0.6 - 16/08/2013 

    • Fixed problem of corrupted statistics file


    Version 2.0.5 - 07/08/2013 

    • Bug Fixing


    Version 2.0.3 - 23/07/2013 

    • Improvements for the GPS snapping position
    • The compass based rotation of the map should be normalized.
    • The auto zoom should zoom in 2 levels more.
    • Fixed Error retrieving GetPostalCode


    Version 2.0.2 - 18/07/2013 

    • Bug Fixing
      • Cadence is sometimes displayed in very small font size*
      • Temperature computer should not be visible*
      • Graph for weather forecast should show x-axis as negative numbers*
      • Map should rotate together with the compass
      • Maneuver arrows must be removed
      • The turn indicator should be displayed on every zoom level
      • Automatic sensor reconnection*
      • Sometimes Speed and Cadence sensor shows connected even after the sensor turned off*


    Version 2.0.0 - 12/07/2013  (Items with * refer to Teasi Pro only)

    • Maps split by country
    • Improved routing functionalities, based on more attributes from OSM
    • Reviewed road weights to improve calculations of easiest, suggested route planning
    • Combined Trainings (Tour), based on more user input possibilities
    • Display of sensors data*
    • Raster maps support*
    • Two skins (dark and light) support
    • UI improvements, including new colour scheme for the map
    • Directional arrows are displayed on the route at the turning points
    • Race Training*
    • Improved selection of city names to display when zooming out
    • Software solution to go back to previous screen
    • Weather forecast*
    • Trip computers behavior reviewed and improved
    • Disk full handling
    • Improved visibility of items on map
    • POI visible on map
    • Import own POI with Display
    • Use icons representing calories consumption instead of entering a number (Only for Teasi One)
    • Training for HR Zones*
    • Support of new hardware functionalities (GPS, Buzzer, backlight, G-Sensor, Compass, Barometer, etc.)*
    • Additional configurable button*
    • Save a Trip as Favourite
    • Reviewed beeping and backlight system
    • Bike Tires Vendors POI are included in the base map and can be searched
    • Settings reorganized on two screens*
    • GPS Snapping position improved
    • Unified different speed data coming from different sources in trip computers.
    • Add support for Danish, Norwegian, Portuguese, Finnish and Swedish language
    • Improved UI for Wheel size and most used rim sizes
    • Barometer -> altitude calibration and calculation
    • Bug fixing




    Version 1.6.4 - 03/06/2013 

    • Fix for activation of Teasi white devices


    Version 1.6.3 - 09/04/2013 

    • Map Activation code is not requested for the new batch of devices
      • Could not verify on device, as we did not receive any new sample
      • It would be good to verify before starting new production
    • Change title of the Statistics screen according to the type of data that are displayed
    • Fixed Bugs:
      • Favorite editing did not work
      • Altitude graph doesn’t switch to the altitude graph of track when reached


    Version 1.6.2 - 13/03/2013 

    • Statistics extended to show data also when not recording
      • Inside Statistics Menu we added a button to let the user to choose which type of data he would like to see
    • Fixed Bugs:
      • Use the same translation in Bike Computer and Statistics for "Entfernung"
      • Track name is not referring to the timestamp of the first point
      • Factory reset does not removes recorded and imported tracks


    Version 1.6.1 - 11/02/2013 

    • Bike Computers show data without having a recording in progress
      • Track computers page completely removed
      • Improved calculation of some of the new Bike computers (Ascent, Calories, Active Time, etc.)
    • Sorting follows German rules
    • Show record buttons also in Speedometer and Compass
    • Bug fixing
      • Characters not displayed for Russian keyboard
      • German strings missing
      • Fixed a possible crash in Tour by Distance + Route Plan


    Version 1.6.0 - 07/02/2013 

    • Implementation of new feature “Need to have some trip computers (“Bike computers”) that record data even without track recording”
      • They can be accessed from the “Computer” menu moving on the page right (they have a white background)
      • They have a button to reset and work without recording
      • They can be selected also in other screens (e.g. in the map)
    • GPS Cursor stays in the bottom part of the screen when in track up mode
    • Improvements on the snapping of the GPS cursor
    • Bug fixing
      • Resolved an error in the display of the altitude profile when navigating to track
      • Navigation was in some cases cutting out some points


    Version 1.5.0 - 28/01/2013 

    • PIN code activation is not requested if the device is in the list of the authorized devices
    • Item #51: Add the possibility to navigate to end of the track and go through it reverting the points
    • Extend route calculation to 300 km beeline (not for only for tracks, but also for addresses)
    • Fix the bug regarding the import of gpx files with characters with umlaut
    • Navigation to closest point of track and then to end point of track or to the start point reverting the points
    • Import tracks from SD card
      • We tested the 38 gpx files that were sent to us: the first time they are loaded from the SD card they need to be imported and this takes some time to be able to open the list.
      • It would be good if you could already provide the binary files in the attachment, because this would speed up the user experience also for the first load.
      • They need to be placed in the same place of the gpx files
    • German localization fixed
    • UI modified to be more different from other existing products created by GPS Tuner
    • User Statistics (only for recorded tracks)
    • Item #21: GPS cursor is snapped to the planned route or to the navigated track


    Version 1.4.2 - 11/12/2012 

    • UI cosmetics, modified look for the Ok button, the selected item in a list, the screen settings


    Version 1.4.1 - 04/12/2012 

    • Correct licensing of the maps
    • Statistics should not show ANT related fields in Teasi
    • German localization fixed


    Version 1.4.0 - 30/11/2012 

    • Navigation to closest point of track
    • User Statistics
    • Import tracks from SD card


    Version 1.3.2 - 26/10/2012 

    • When the map version is not compatible with the application version, the application crashes on start
      • We are now performing a check on start on the map versions and if the maps are found to be not up-to-date or corrupted, then a popup will inform the user that he needs to update the maps to be able to run the application.
    • Teasi startup USB function fix (when invalid, or outdated map is found)
      • To be able to connect to Updater Tool when maps are not up-to-date
    • Remove directional arrows from displayed routes/tracks
    • Fixed a crash when displaying areas with too many water areas (e.g. around Amsterdam)


    Version 1.3.1 - 17/10/2012

    • Error in reverse geocoding searching for an address for given coordinates
    • Go button does not start the navigation to track


    Version 1.3.0 - 28/09/2012

    • Improvements in the search for addresses
      • Countries proposed in the language if the device
      • Also urban districts can be found
    • Alternative routes proposed for navigation, offering a “suggested” path, the “easiest” and the “shortest”
      • Altitude graphs are used also for the navigation to a planned route
    • Added map of Greece
    • UI improvements
      • Bigger font on map
      • City names displayed on the map follow a more appropriated logic
      • Reorganization of some ui controls
      • More stylish keyboard
      • Adding Greek keyboard
      • Layout buttons
    • Presets for Tour settings
      • Linked to the selected profile
      • Using the icon of the profile
    • Bug fixing


    Version 1.2.7 - 23/01/2013 

    • PIN code activation is not requested if the device is in the list of the authorized devices


    Version 1.2.6 Backport - 11/12/2012 

    • UI cosmetics, modified look for the Ok button, the selected item in a list, the screen settings


    Version 1.2.5 Backport - 03/12/2012 

    • Removing arrows from route


    Version 1.1.1 - 20/07/2012 

    • Eula translated in dutch, french, polish and Spanish
    • Konto --> Profile in German


    Version 1.1.0 - 27/06/2012 

    • Using POIs from OSM instead of Tele Atlas
    • Forcing to display always OSM map (sometimes TA data were used because of a bug)
    • Fixing crash occurring sometimes when opening Computer menu


    Version 1.0.2 - 13/06/2012 

    • Fixing a (not easy to reproduce) crash occurring opening Tour – By Calories


    Version 1.0.1 - 06/06/2012

    • Small bug fixing
    • Existence of ImportedTrips folder is checked any time the software is started and it is created when absent


    Version 1.0 23/05/2012

    • First Version for Teasi One