VEDecoder

VEDecoder is a universal ham radio digital modes decoder. Just move your phone close to the speaker or connect audio cable directly for a better quality input.
One app for all the signals! Correct digital mode is automatically recognized and decoded in real time with an animated waterfall display.
Currently supported modes (more to come):
SSTV:
Robot 8 BW — 160×120
Robot 12 BW — 160×120
Robot 24 Color — 160×120 YCrCb
Robot 24 BW — 320×240
Robot 36 — 320×240 YCrCb
Robot 72 — 320×240 YCrCb
Scottie S1 — 320×256 RGB
Scottie S2 — 320×256 RGB
Scottie DX — 320×256 RGB
Martin M1 — 320×256 RGB
Martin M2 — 320×256 RGB
Packet:
AX.25 1200 — AFSK Bell 202, 1200/2200 Hz
FX.25 1200 — AX.25 + Reed-Solomon FEC
AX.25 300 — AFSK 1600/1800 Hz
FX.25 300 — AX.25 300 + Reed-Solomon FEC
IL2P 1200 AFSK — Bell 202 + RS FEC
IL2P 300 AFSK — 1600/1800 Hz + RS FEC
IL2P 300 BPSK — 1500 Hz DBPSK + RS FEC
Weak Signal:
FT8 — 8-tone GFSK, 15s periods
FT4 — 4-tone GFSK, 7.5s periods
JS8 — Keyboard-to-keyboard, FT8-based modulation