It is thought to be about like this... Feb, 19
Post# of 32627
Feb, 19 – 2019 S1/A As of the date hereof, Sound Concepts has more than 554 ,000 current users of its Brightools app, representing an increase of more than 44 ,000 users since December 2018.
Feb, 7 – 2019 - Sound Concepts user base through January 2019 had 545,000 users and currently growing at a rate of 2,000 users per week and increasing.
Dec, 10 - 2018 Sound Concepts has more than 510,000 current users of its Brightools app
Nov, 15 - 2018 Merger agreement and an increase in the Brightools base to 490,000 paying users