Stingle

Stingle Photos offers a range of features, including trust-no-one encryption using Libsodium, a well-vetted cryptographic library. All photos and videos are encrypted prior to being stored and backed up, ensuring they are secure at rest, in transit, and on cloud storage. The application also features true privacy, with no collection of personal information or analytics, and no ads. Backup and sync functionality allows users to access their photos and videos across devices, with 1 GB of free cloud storage included. Stingle Photos is open-source, released under the GPLv3 license, and uses modern encryption algorithms like XChacha20 and ECC public key crypto for outstanding performance. The application is fast and easy to use, with full video support, recording, and playback. Additional cloud storage options are available, ranging from 100 GB to 20 TB, with pricing starting at $2.99/month or $29.90/year.