March 14, 2019: Pi network application was officially launched.

May 22, 2019: The number of Pi-registered users surpassed 10,000 members and for the first time the exploitation rate halved.

June 4, 2019: Pi Network announces development members on its homepage

June 7, 2019: Pi has been downloaded in more than 175 countries. France has overtaken the United States as the country with the most active users.

June 17, 2019: Pi registered users reached 50,000 members.

June 21, 2019: Updated official FAQ in Pi Network app.
June 27, 2019: Pi has more than 75,000 registered users.

June 28, 2019: 2π anniversary, a Pi-themed T-shirt was released.

July 5, 2019: The number of Pi registered users exceeds 100,000 and the rate of extraction is halved a second time.

July 10, 2019: Pi launched two official social media channels and users voted for the best platforms to promote Pi, Facebook and Instagram.

July 12, 2019: Pi introduces a new chat function, users can like in the chat room in Pi app.
July 19, 2019: Pi registered users reached 150,000 members.

August 2: Pi registered 200,000 users.

August 19, 2019: Pi core team launched a survey in the Pi community to see how the community can help build the Pi network into a better platform.

August 23, 2019: The Pi core team creates another survey for the Pi community to investigate user suggestions about Pi to help determine the best way to promote Pi.

August 27, 2019: Pi Network has more than 300,000 participants.

September 10, 2019: The group chat function is launched, and each user can set up his own group chat room.

September 17, 2019: Pi Network has more than 400,000 active users and more than 500,000 registered users. Daily News headlines are posted by Stanford Daily.

September 25, 2019: 450,000 active Pi users.

October 4, 2019: Pi Network has more than 550,000 active users.

October 11, 2019: Pi Network has more than 650,000 active users.
October 12, 2019: Pi Network launches account registration via Facebook.
October 17: Pi Network has more than 800,000 active users.

October 23, 2019: Pi introduces the Video of 1 million active users to showcase the diversity of Pi's global community and will be displayed on the main screen.

October 31, 2019: Pi surpassed 1 million active users! In the # Pi1Million video, pioneers around the world are celebrating their accomplishments.

November 14, 2019: Pi Network has more than 1.25 million active users.
November 19, 2019: Pi App announces 4 official accounts for Pi's social networking information: Facebook, Instagram, Youtube, Twitter.

December 4, 2019: Pi Network opens a guide to test and transfer the first Pi.
December 11, 2019: Pi officially started to select KYC trial.

December 19, 2019: Test pioneers started KYC and started testing Pi transfer.

December 26, 2019: Pi Network congratulates the New Year of 2020 on the worldwide Pi community.

January 17, 2020: Pi Network has more than 2.5 million active users.

February 9, 2020: @nicolas says certainly Pi Network has more than 3 million active users.

February 15, 2020: Pi runs a community survey function on Pi app.

February 25, 2020: @vince Pi Network surpasses 3.5 million pioneers! It's hard to believe that we debuted just under a year ago on Pi Day 2019. Remember, mining speed will be halved or reduced to zero when the network surpasses 10 million Pioneers.