AppPage.net

Screenshots

  • SKI+ v2 screenshot 1
  • SKI+ v2 screenshot 2
  • SKI+ v2 screenshot 3
  • SKI+ v2 screenshot 4

About SKI+ v2

SKI+ v2 is an end-to-end instant messaging app with in-depth support of post-quantum encryption algorithms. Message encryption and decryption are completed on the user's device, and the server has no access to these details. Therefore, it provides users with a more privacy-protected messaging system. For more details, please refer to https://www.e2eelab.org. Feel free to download and use it. If you have any questions or suggestions, please send relevant descriptions or screenshots to: [email protected]. We will address your inquiries promptly.

What’s new

Version 4.1.21 · Updated June 4, 2026

crash issue hotfix

App privacy

The developer, Academia Sinica Research Center for Information Technology Innovation, reported these privacy practices to Apple.

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

  • Contact Info: Email Address, Name

Used for: App Functionality

Alternatives to SKI+ v2

Looking for apps like SKI+ v2? Here are 6 similar apps on the App Store. The highest rated is Evercrypted (5.0/5), and all 6 are free to download.

SKI+ v2 vs. alternatives
App Rating Price Last updated Compare
SKI+ v2 – Free June 4, 2026
Evercrypted 5.0 / 5 (1) Free Feb 23, 2026 Compare
Post Quantum Secure Chat – Free Oct 27, 2026 Compare
Sparrow – Free Oct 29, 2026 Compare
A咖 – Free Jul 15, 2026 Compare
PeerLink X: Private Messenger 5.0 / 5 (1) Free Sep 25, 2026 Compare
JustSocial Messenger – Free Dec 11, 2025 Compare

Compare SKI+ v2 with the top alternatives: ratings, updates, ASO score and keyword gaps →