v68 (2021-10-04)

v67 (2021-06-19)

v66 (2021-06-19)

v65 (2021-06-10)

v64 (2021-01-07)

v63 (2020-12-15)

v62 (2020-12-02)

v61 (2020-11-10)

v60 (2020-11-09) #versionnumbersaremeanigless

v58 (2020-10-30)

v56 (2020-10-19)

v55.minor (2020-09-18)

v55 (2020-09-14)

v54 (2020-09-10)

v53 (2020-09-07)

v52.minor (2020-08-19)

v52 (2020-08-09)

v50? (2020-01-31)

v47 (2019-12-26)

v46 (2019-11-26)

v45 (2019-11-22)

v44 (2019-11-18)

v43 (2019-11-16)

v42 (2019-11-12)

v41 (2019-10-23)

v10.0.1 (2019-10-22) (Android)

v10.0.0 (2019-10-19) (Android)

v35 (2019-10-06)

v34 (2019-10-05)

v32 (2019-09-30)

v31 (2019-09-25)

v29 (2019-09-15)

v28 (2019-09-14)

v26 (2019-09-13) - MAJOR UPDATE!!

v23 (2019-09-10)

v22 (2019-09-08)

v21.minor (2019-09-05)

v21 (2019-09-04)

v20 (2019-09-03)

v19 (2019-09-02)

v8.0/v06 (2018-04-22)

(Versions changes below refer to the Android app, and do not apply to this webapp.)

v7.6 (2014-03-30)

  • Text input focus will shift to Days when 2 digits are entered in Weeks text area.

v7.5 (2012-11-10)

  • Many apologies. This update *actually* contains the changes mentioned in the previous version.

v7.4 (2012-09-01)

  • [PRO] Fix crash when importing data from older versions of app
  • [PRO] Auto-show number input keyboard when in WGA entry boxes
  • [PRO] Added menu option to DELETE ALL patient data (auto save)
  • [PRO] Highlight delivered patients in list
  • [PRO] Added separate list for delevired patients (work in progress)
  • [PRO] various other bug fixes, probably

v7.3 (2012-04-23)

  • [PRO] Bugfix - fixed bug that caused erroneous calculations when retrieving saved data with ultrasound dating.

v7.2 (2012-04-14)

  • [PRO] Change prefered language on the fly!
  • [PRO] ES File Manager is now the prefered import app. Astro File manager does not work.
  • [PRO] Bug Fix - corrected error that was causing ObWheel Extras to break. it should work now.

v7.1 (2011-10-09)

  • Danish translation (thanks to Anne Mette Tonning).
  • Unlocked orientation -- landscape mode enabed.
  • Bug fix - Corrected FC on database export.
  • Bug fix - corrected FC on startup for some devices.
  • Updated some translations.

v7.0 (2011-10-09)

  • Fixed back button behavior, to be more intuitive, after loading patient info.
  • Bug fix - Fixed FC on saving after upgrade from v6.4. Sorry it took me so long to find this!
  • Updated database for Delivery Date entry.
  • NEW FEATURE! - Delivery Date entry: Press the MENU button to enter date of delivery. Touch the "Delivered" label to toggle show/hide gestational age at time of delivery.

v6.6 (2011-08-18)

  • Bug fix - Prevent calculation when canceling calendar dialog.
  • Bug fix - Fixed EDC error when loading saved patients.
  • Bug fix - Fixed Ultrasound date saving method *(you may have to re-enter the ultrasound data if you saved patients with u/s data).

v6.5 (2011-08-03)

  • Removed support for built-in Android date picker (Calendar-style date picker is quicker and more intuitive.)
  • Added ability to save ultrasound exam data.
  • Added ability to load saved ultrasound exam data.
  • Added confirmation dialog when updating patient data.

v6.4 (2011-07-24)

  • [pro] Fixed XML import FC of records with empty "note" fields.
  • Corrected XML export file naming.
  • Updated icons for app and live folders.
  • Enabled TIMEMACHINE function for free version.

v6.3 (2011-07-09)

  • [pro] Removed license-checking code for now.
  • New notes entry method (dialog box).
  • Set gestational age as default view for patient list.

v6.2 (2011-06-15)

  • Updated French translation.
  • Changed default row order to be more intuitive.
  • [pro] Auto restart after changing row order in preferences.

v6.1 (2011-03-14)

  • Updated translations.
  • Added Localytics (needs Network connection, so only in Free version)
  • Fixed persistent "Indefinite Progress" animation in Free version.


  • Fixed FC bug when calculating data without Ob Wheel Extras installed.
  • Fixed FC bug when calculating data after upgrading Ob Wheel Extras to 2.0 without opening Extras app.
  • Fixed OI File Manager file import bug.

v6.01 (2011-03-13)

  • Fixed force-close bug when entering date into TimeMachine using the Android date picker.

v6.0 (2011-03-10)

  • Fixed "null" display of notes when there is no notes data.
  • Notes area will now be displayed if notes are present in database.
  • Code tune-up for more efficient passing of data.
  • Updated translations.
  • Updated Help
  • Backup Preferences to Android Cloud Backup service (limited to Pro version and Android >v2.2)
  • [pro] "Relevant labs" data with free plugin.
  • [pro[ Android Market Licensing
  • [pro] Custom rearranging of main interface layout!

v5.6.1 (2011-02-20)

  • Fixed "null" display of notes when there is no notes data.
  • Added partial French translations

v5.6 (2011-02-11)

  • Fixed force-close bug when loading patient data that was saved in previous versions of the app.

v5.5 (2011-02-09)

  • Notes! - You can now enter free-hand notes to be saved with patient data.
  • Added preference to disable most Toast notifications.

v5.4 (2011-01-31)

  • Bug Fix for Patient List scrolling bug
  • Other improvements to Patient List view

v5.3 (2011-01-26)

  • Improved xml Export
  • Data Import! (Pro version)
  • Added input validation for font size preference
  • List font size preference
  • More settings for patient list view


  • Customizable date format for Patient List view
  • Translation in Hebrew! (Rachel Egleston)
  • New "TIMEMACHINE" function (Pro version only) = "How many weeks will patient be on xxxx date?" and "When will patient be xx weeks gestation?"
  • Cleaned up unused strings and functions

v5.1 (2011-01-21)

  • Fixed dual-install problem
  • Export data to SD card! (No data import yet - coming soon)

v5.0 (2011-01-21)

  • Pro version is now available! Get it in Android Market
  • Removed "Old Layout"
  • Trimmed down resource strings

v4.9 (internal)

  • Code restructuring (main code is a library) for Free and Pro version
  • Implemented Ads (Admob) for Free version

v4.8 (internal)

  • Localization in Polish! (Rafał Bachórzewski)


  • Preparation for AdMob in-app advertisements
  • Localization in Russian! (Nariman Akhmadeyev)

v4.6 (2011-01-19)

  • Bugfixes for Reset action
  • Localization in Portuguese! (Walter Ribeiro de Oliveira)
  • (Partial) Localization in Japanese! (Quartertone)

v4.5 (2011-01-02)

  • Improved LiveFolder function. Long-press in your home screen to add.
  • Partial Localization in Spanish! (Sergio Carmona)

v4.4 (2010-11-09

  • Added LiveFolder functionality. Long-press in your home screen to add.
  • Added patient updating function.
  • Added buttons for save/reset/list.
  • Changed to SQLite database for storage.

v4.3 (2010-09-22)

  • Fixed

    an off-by-one-day error when using the grid calendar. Sorry!
  • Added quick start help - display on first install.
  • Colorize cycle/luteal length labels when values are changed from default.
  • Added instructions for gestational age input.
  • Added Ultrasound margin of error info


  • Added gestational ages to patient list view.
  • Fixed Today button in grid calendar.
  • (Slightly) faster grid calendar display.
  • Bigger date squares in grid calendar.
  • Removed "Please donate" nag on startup.
  • Adjustable Cycle length & Luteal phase length! Touch the row labels to reset these to their default values.

v4.1 (2010-09-16)

  • More preferences options!
  • Toggle old/new layout.
  • Customizable font size for labels and calculation output texts.


  • Fix an error when using old-style popup calendar dialogs.


  • Fix orientation in "portrait" mode again.

v4.0 (2010-09-12)

  • New layout - Bigger text, fewer buttons, better features. Touch text areas to input the dates.
  • New Date input method - Date selection by grid/calendar. (You can go back to the standard Android date picker by setting it in your Preferences.)

v3.5 (2010-09-06)

  • Patient Tracker improved - now with sort function!
  • New Date input method

    - Touch the text output area to try it out.
  • Now with less nagging! "Don't Nag Me" option now disables the Help/Donate dialog

v3.0 (2010-09-04)

  • Patient Tracker is finally here! See help page for more information.
  • Improved resize code
  • Added Reset button
  • Compatibility with small-screen devices.


  • Toggle date of conception.
  • Toggle full screen mode.
  • Option to disable Donation nag text.

v1.0 (2010-03-12)

  • First published to Android Play Store