T-Mobile and MetroPCS – Mobile Device Unlock App, Free unlock yes or no ?

T-Mobile and MetroPCS – Mobile Device Unlock App 

from June 2015 from T-Mobile or MetroPCS, T-mobile phone requires a mobile device unlock app 

New T-Mobile phones requiring the official T-Mobile Device Unlock App
  • T-Mobile – Alcatel One Touch POP Astro (5042T)
  • T-Mobile – HTC One (M9)
  • T-Mobile – LG G Stylo (H631)
  • T-Mobile – LG G4 (H811)
  • T-Mobile – LG V10 (H901)
  • T-Mobile – Samsung Galaxy Grand Prime (SM-G530T)
  • T-Mobile – Samsung Galaxy Core Prime (SM-G360T)
  • T-Mobile – Samsung Galaxy Avant (SM-G386T)
  • T-Mobile – Samsung Galaxy S6 (SM-G920T)
  • T-Mobile – Samsung Galaxy S6 Edge (SM-G925T)
  • T-Mobile – Samsung Note 5 (SM-N920T)
  • T-Mobile – Sony Xperia Z3 (D6616)
  • T-Mobile – ZTE Obsidian (Z820)
New MetroPCS phones requiring the official MetroPCS Device Unlock App
  • METROPCS – Alcatel One Touch Fierce XL – OT-5054N
  • METROPCS – HTC Desire 626s – NM80PM9110
  • METROPCS – Kyocera Hydro Wave – C6740
  • METROPCS – LG G Stylo – LG-MS631
  • METROPCS – LG Leon 4G LTE – LG-MS345
  • METROPCS – Samsung Galaxy Core Prime – SM-G360T1
  • METROPCS – Samsung Galaxy Grand Prime – SM-G530T1
  • METROPCS – ZTE Obsidian – Z820

to be free unlocked it must be used more then 1 year with T-mobile 

Unlock eligibility for Pay in Advance (Prepaid) phones, tablets, and mobile internet devices

  • The device has been active on the T-Mobile network for more than 1 year on the requesting line.
  • If the device has been active for less than 1 year on the requesting line, the Pay in Advance account associated with the device must have had more than $25 in refills for basic phones or $100 in refills for smartphones or tablet since device first use date. $100 in total refills is required for each device that is requested to be unlocked.