JAF adalah flasher NOKIA yang pertama kali dapat mensupport jenis BB-5 (6630, 6680, 6681, N70, N90) dan JAF adalah pelopor Software yang dapat mempatch (merubah) IMEI NOkia DCT-4.

Adapun feature lain dari JAF:

For BB5:
First Third Party Device support Flash DEAD Phone 6630
Flash Software (upgrade and change language)
Flash CMT and PPM

For APE:
Flash Software (upgrade and change language)

For DCT3:
Read/write flash
Unlock SP simlocks
Rebuild / repair IMEI
Set factory defaults
Reset User Code
Read/write PM
Turbo flashing
Write eeprom (fls and pmm format supported, no need convert files)

For DCT4:
Flash software (upgrade/downgrade)
Unlock SP locks
Lock phone to any provider
Turbo flashing speed
Flash bluetooth
Save user settings (pm and phone book)
Full factory defaults
Self tests (very usefull feature)
Repair contact provider, etc.. using new technology
Fomat user area for WD2 and EPOC
Reset User Lock (Security code)

For DCT-L:
Flash software (upgrade/downgrade)
Unlock
Set FAID