Change log

An overview of all changes to the app.

24-03-2022: v6.6.x
  • Workouts: TrainingPeaks integration (bike workouts based on duration (not on distance) supported), Zwo files, workout data fields and new workout pages added (workout overview, workout statistics, workout & map and workout & customizable data fields
  • Up to 16 data fields per page and title text size customizable. [CHANGED] Long press a data field for page settings! [ADDED] You can change the layout (currently only the number of data fields, but more layout types to be added) and title text sizes.
  • Bug fixes
17-03-2022: v6.5.x
  • Workouts (beta): TrainingPeaks integration, Zwo file support and data fields added
  • French language support (thanks to Gousti!)
  • [CHANGED] To (un)lock screen long press volume down button (if you are on an activity page)
  • Bug fixes
08-01-2022: v6.4.x
  • Technical upgrades - Eventbus implemented and preferences partly changed to ObjectBox database
  • Bug fixes
18-11-2021: v6.3.x
  • Lock screen functionality added.
  • Supporter part upgrade (technical upgrade).
  • Location updates in the background added.
  • Privacy policy updated.
  • Bug fixes
20-07-2021: v6.2.x
  • Calories and KJoules data fields added (powermeter only).
  • Bug fixes
01-07-2021: v6.1.x
  • File and map locations changed due to requirements by Google. The location for offline maps have been changed and .fit files will be deleted when you remove the Jepster app from your phone (an export option is added).
  • Bug fixes
23-04-2021: v6.0.x (Beta only)
26-03-2021: v5.7.x
  • Save current page of activity pages
  • Google Map option for climb page
  • Bug fixes
12-03-2021: v5.6.x
  • Text size for each data field editable
  • Changed layout climb page (how to)
  • (Beta) Rotation Vector data added to seperate JSON file when recording with high interval mode. File in folder Jepster/HighInterval/RotationVector
  • Bug fixes
10-02-2021: v5.5.x
  • Option to record with high interval and write data to JSON file (developed on special request, not recommended for regular rides)
  • ANT+ Temperature sensor added
  • Security changes (you have to connect to Strava or TrainingPeaks again)
  • Bug fixes
21-12-2020: v5.4.x
  • Preperations for Strava Live Segments (Strava subscription required): pr, 2nd and 3th best results visible for starred segments
  • Offline maps location changed to /Jepster/Osmdroid
  • Bug fixes
12-11-2020: v5.3.x
  • Loading multiple routes added. Different colors can be selected for a route
  • Searching on route name added to Strava route list
  • Normalized Power®, Intensity Factor® and TSS® data fields added
  • Ascent and descent improved for phones without pressure sensor (less sensitive due to in accuract of elevation based on GPS)
  • Grade support removed for phones without pressure sensor (elevation data from GPS is not accurate enough to calculate a reliable grade)
  • Average calculations are improved (heart rate, cadence and power): average is average of total workout (timer time) instead of based on events
  • Code improvements & bug fixes

  • Normalized Power® (NP®), Intensity Factor® (IF®) and Training Stress Score® (TSS®) are trademarks of TrainingPeaks, LLC and are used with permission. Learn more at

26-08-2020: v5.2.x
  • Climb detection added for routes including new data fields
  • Routes loading speed improved and reverse option added
  • New data fields (sunrise and sunset only available for Android 8 or higher)
  • Polish language support
  • Bug fixes
17-06-2020: v5.1.x
  • Portugese language supported
  • Material design updates
  • Bug fixes
11-06-2020: v5.0.x
  • Strava Google Sign in support
  • TrainingPeaks integration
  • Analyze option when loading activity
  • Warnings when GPS is off and battery saving mode on
  • Font changes
  • Bug fixes
17-04-2020: v4.9.x
  • Added option to change screen and map refresh rates
  • Added Strava athlete page and navigation header
  • Bug fixes
21-03-2020: v4.8.x
  • Added elevation profile of route to map pages.
  • Bug fixes
26-02-2020: v4.7.x
  • ANT+™ search and first connect method changed.
  • Bug fixes
09-01-2020: v4.6.x
  • Yellow, orange, green, pink and purple color themes added.
08-01-2020: v4.5.x
  • New view options added to graphs.
31-12-2019: v4.4.x
  • Red color theme option added.
24-12-2019: v4.3.x
  • Bike, auto pause and GPS settings dialog when starting new activity from home page.
11-12-2019: v4.2.x
  • Added Percentage Max Heart rate data field.
  • Data fields categorized.
10-12-2019: v4.1.x
  • Bug fixes.
  • Bluetooth sensor settings adjusted (Heart rate monitor, Speed and/or cadence sensor and Power sensor).
29-04-2019: v4.0.x
  • Bluetooth sensor support added for heart rate monitors, speed and/or cadence sensors and power meters (NOTE feature in BETA phase).
01-03-2019: v3.3.x
  • Own set of data fields added per graph type (elevation, speed, hr and power). Up to 8 editable fields per type.
11-02-2019: v3.2.x
  • Route functionality for OpenStreetMap maps is extended. Direction arrows and distance markers will be shown for routes (note that this is only valid when the OpenStreetMap map is used).
  • Several bug fixes and optimizations. Especially battery usages of OpenStreetMap improved a lot.
05-01-2019: v3.0.x
  • New home screen is added and the summary of the last 10 activities can be viewed.
  • Last 10 activities can be loaded and continued.
  • Activities can be discarded when finishing.
  • Bug fixes
04-11-2018: v2.8.x
  • Improved Strava authentication mechanism implemented
  • Changes in grade algorithm
  • Bug fixes
05-10-2018: v2.7.x
  • Changes in grade algorithm
  • Bug fixes
02-07-2018: v2.6.x
  • Full screen mode added
  • Long press required to stop activity
  • Switch data fields directly from page screen
  • Bug fixes
19-05-2018: v2.5.x
  • Route color line changed (darker)
  • Text color for data field titles in dark mode brighter
  • Zoom level will be saved
  • ANT+™ bug fixes
  • Performance improvements Strava route loading
  • Bug fixes
13-03-2018: v2.3.x
  • Real-time charts added: elevation, speed, heart rate and power
  • Bug fixes
21-02-2018: v2.2.x
  • Dutch language translation (finished)
  • Added buttons to map pages for map center and auto-rotate
  • Minor lay out updates
  • Redesign of activity control buttons
  • Bug fixes
31-07-2017: v2.1.9
  • Dutch language translation (80% done)
  • Strava upload bug fix
  • Other small bug fixes
02-05-2017: v2.0.7 - v2.1.8
  • Navigation distances bug fixes
  • Small bug fixes
30-03-2017: v2.0.6
  • Notifications updated with timer time and distance
  • Small bug fix
24-03-2017: v2.0.5
  • New layout
  • Strava route download option
18-06-2016: v1.8.1
  • Additional navigation data (distance to start, course and end).
30-03-2016: v1.5.2
  • Support for additional power data fields (e.g. left right balance).
  • Preparation for additional GPS data fields (not yet used, next release).
28-11-2015: v1.4.5
  • Options added for uploading Strava files.
18-11-2015: v1.4.0
  • Option added to store settings of four different bikes (wheel circumference, ANT+™ sensors and screen pages).
26-09-2015: v1.3.1
  • Option added to play a sound when status of activity changes.
24-09-2015: v1.3.0
  • Support for individual ANT+™ speed and cadence sensors added.
  • Option added to choose between the metric and imperial measurement system.
20-08-2015: v1.2.0
  • Option added to spoof your product device as a Garmin Edge 500 such that elevation data is not overwritten by Strava (only applicable when your smart phone has a pressure sensor)
  • Current system time added as an optional data field.
12-07-2015: v1.1.5
  • Direct Strava upload of your activities possible.