5.1.0

Added an option for toggling 24 hour time format
Added an option to show only contacts with phone numbers
Do not allow creating contacts under WhatsApp contact source
Try fixing the issue with disappearing contacts under some circumstances
Fix some bugs related to selecting contact photo from the device storage
Show the contact email at the list, if name and organization are empty
Properly sort groups containing UTF-8 characters at title
Use a different placeholder image for business contacts

5.0.0

Increased the minimal required Android OS version to 5
Try fixing the issue with disappearing fresh contacts

4.5.0

Added a simple dialpad
Do not allow creating contacts under Signal or Telegram contact source
Allow copying phone numbers into clipboard by long pressing them on the View screen
Properly handle intents adding numbers to existing contacts
Many other smaller improvements and bugfixes

4.4.0

Added support for custom phone number/email/address types
Added IM field
Fixed some exporting/importing issues
Improved duplicate filtering

4.3.0

Reworked contact exporting/importing from scratch, use ez-vcard for parsing files
Couple stability and translation improvements

4.2.2

Added an optional Nickname field
Improved searching and sorting UTF8 characters
Fixed updating Notes and Organization fields

4.2.1

Added some stability and light theme UX fixes

4.2.0

Added a Recent Calls tab
Allow customizing which tabs are visible
Added an optional call confirmation dialog
Fixed some glitches related to company contacts
Some other performance and stability improvements

4.1.0

Fixed a couple issues related to importing contacts from .vcf files
Couple other UX and stability improvements

4.0.5

Make duplicate contact filtering more agressive
Couple UX and stability improvements