Bell mark tabulation tool

Invalid date

20/03/25 v1.4 release : Bug fix
20/05/30 v1.5 release : App name change, multilingual support
20/08/31 v1.6 release : Added saving function of input contents
21/01/17 v1.7 release : System fix
21/03/22 v2.0 release : System modification (delete calculation button)
21/03/24 v2.1 release : System fix
21/05/27 v2.2 release : System fix
22/02/23 v2.3 release : I created a link to the privacy policy on the app launch screen
22/03/10 v2.4 release : Fixed layout of each screen