About
Products
SonoAlti 4V
Digi
Alti
Digi
Alti 3
C
o
l
o
r
Alti 3
SonoAlti 3
FDS Logbook
Discontinued
C
o
l
o
r
Alti
SonoAlti 2
C
o
l
o
r
Alti 2
SonoAlti 2V
SonoAlti 3V
Store
Info
Warning
Privacy Policy
Terms of Service
Shipping & Returns
Product Registration
Warranty & Limited Liability Agreement
Repairs
Trade-Ins
FDS Forum
Contact
Logbook
☰
SonoAlti 3
Firmware Updates
Firmware Version 1.2
(7/23/25)
Stability improvements and smoother altitude readings.
SonoAlti_3_Firmware_1_2.UF2
