Sigma Software v1.21.00 and Sigma Firmware v1.23 are out!


Visit Sigma product page

Release Notes:

MTK Platform Updates

1. Following servicing options were added:

  • World's first REAL Direct Unlock
  • Read Unlock Codes
  • Unlock Code Calculation via IMEI and PID
  • Read User Code
  • Format FFS
  • Write flash
  • Read / Write backup
  • Phone book backup

for the supported phones:


  • OT-112, OT-117, OT-132
  • OT-2117, OT-217, OT-217D, OT-228, OT-228D, OT-232, OT-233, OT-262, OT-292, OT-296, OT-297
  • SFR 101 / OT-F101
  • TCL-T268 / OT-T268

ZTE (these models added in the test mode):

  • Coral 268, Coral 558
  • Movistar Onda
  • S505, S511, S516, S518

Competitive advantages of the solution:

  • Totally new to the market and the most effective solution for this group of phones - forget about other raw solutions you’ve been using!
  • Direct unlock actually unlocks the phone, no matter what PID, security type, hardware or firmware versions it has.
  • Real unlocking solution for phones which you weren’t able to unlock with other tools.
  • Wider range of phones supported for direct unlock and servicing!
  • All the tools you'll ever need for phone servicing.
  • No need to wait for new updates and the most recent PIDs - everything's supported out of the box!

Check unlocking manual and pinout for these models. SigmaBox owners may use this cable (included in the box package) to solder to the phone's board according to the pinout.

2. Following MTK-based smartphone was added to the list of supported for Direct Unlock / Get Unlock Codes:

  • ZTE Mimosa Mini (MT6573)

BROADCOM Platform Updates

Corrected unlock process for Alcatel OT-906Y

Download Sigma Software v1.21.00