250+ iOS apps curated and reviewed
The best sstv encoder apps on iPhone average 4.6★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.0★ (4) | No | Yes | Oct 2026 | |
| 2 |  | Free | 4.8★ (12) | Yes | Yes | Oct 2026 | |
| 3 |  | Free | — | No | Yes | Oct 2026 | |
| 4 |  | Free | — | No | No | Oct 2026 | |
| 5 |  | $3.99 | 4.0★ (149) | No | No | Oct 2026 | |
| 6 |  | $2.99 | 5.0★ (2) | No | No | Oct 2026 | |
| 7 |  | Free | — | — | No | Sep 2026 | |
| 8 |  | $0.99 | — | No | No | Sep 2026 |
This app allows ham radio operators to encode images into audio signals for transmission and decode received audio back into images. It supports various SSTV modes, live camera feeds, and even AI-generated QSL cards. Receive alerts for International Space Station SSTV events.
Decode amateur radio SSTV transmissions into images or encode your own photos as audio. This app offers a wide range of SSTV modes and runs entirely on your device for privacy.
Decode and transmit Slow-Scan Television (SSTV) and Weather Fax signals. Receive transmissions from the International Space Station and convert your own images into audio for transmission. Offers advanced features for amateur radio operators.
