Comparison

Xana Chat vs SKI+ v2

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

Xana Chat

A better way to message

Secure IM with PQC support

Free

🌐 Social Networking

No ratingsView app →

About

Xana Chat

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Xana Chat - Messenger: - Chat - Audio calling - Video calling - Share audio recording - Share documents, videos, files, images - Share current location - Share contacts - Play video - Group chat - Call logs - Fwd text messages - End to End encryption (Secure communication)

About

SKI+ v2

Features

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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: ziv@citi.sinica.edu.tw. We will address your inquiries promptly.

Screenshots

Xana Chat4 screens

SKI+ v24 screens

Verdict

The call

The clearest difference is update cadence: SKI+ v2 at fortnightly against Xana Chat's every 2 months. Xana Chat's advantage is iOS requirement (13.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Xana Chat ships an update every 2 months, SKI+ v2 fortnightly. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 4 level

Xana Chat versus SKI+ v2: the parameters behind the verdict, then further details
Parameter	Xana Chat	SKI+ v2
Price	Free	Free
Update frequency	Every 2 months	Fortnightly — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	13.0 — better	17.6
Further details — not scored
Size	115 MB	249 MB
Age rating	4+	4+
Developer	ECNET SOLUTIONS INC.	Academia Sinica Research Center for Information Technology Innovation

In-app purchases

None

Xana Chat

No in-app purchases

None

SKI+ v2

No in-app purchases

Questions

Is Xana Chat free?

Xana Chat is free to download, with no in-app purchases.

Is SKI+ v2 free?

SKI+ v2 is free to download, with no in-app purchases.

Do Xana Chat or SKI+ v2 have ads?

Neither Xana Chat nor SKI+ v2 shows ads.

Which is updated more often, Xana Chat or SKI+ v2?

Xana Chat ships an update every 2 months, and SKI+ v2 fortnightly. Most recently, Xana Chat was updated on October 27, 2026 and SKI+ v2 on October 25, 2026.