Comparison

ZZALTOK vs SKI+ v2

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

Head to head
About

ZZALTOK

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Key Features : โ–  Short video & short voice : You can send videos to your friends with a single touch now communicate quickly with short videos/phrases of 15 seconds. โ–  Real-time sharing : Notepad, location, photos, and the internet can be shared with your friends real time share your appointments or albums in real time. โ–  Content security : My photos and videos don't go around the internet anymore now, ZZALTOK will protect you whenever you send content. โ–  ZZAL con : The emoticons move and make a sound. communicate with your friends through funny action emoticon. โ–  Multiple profiles : You can show your profile differently now, show your special profile only to close friends. [Accessibility] # Location: Used to search and share map functions and user locations # Contacts: Used to add friends and transfer contacts and profiles # Album: Used for forwarding photos and videos in profiles, chat rooms # Microphone: Used for calls, voice chats, and video chats # Camera: Used for calls, video chats, photos and video chats # Biometrics: Used to unlock if the app is locked by user * You can use the service even if you do not agree to the accessibility. * It may be difficult to use some functions when you are not allow the accessibly.

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

ZZALTOK4 screens
SKI+ v24 screens

Verdict

The call

The clearest difference is iOS requirement: ZZALTOK at 11.0 against SKI+ v2's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

ZZALTOK ships an update every 4 weeks, SKI+ v2 fortnightly. The most recent releases landed on October 6, 2026 and October 25, 2026 respectively.

Scorecard1 real difference ยท 5 level
ZZALTOK versus SKI+ v2: the parameters behind the verdict, then further details
ParameterZZALTOKSKI+ v2
PriceFreeFree
Update frequencyEvery 4 weeksFortnightly โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad
Requires iOS11.0 โ€” better17.6
Further details โ€” not scored
Size93 MB249 MB
Age rating4+4+
DeveloperTI Square Technology LtdAcademia Sinica Research Center for Information Technology Innovation

In-app purchases

None

ZZALTOK

No in-app purchases

None

SKI+ v2

No in-app purchases

Questions

Is ZZALTOK free?
ZZALTOK 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 ZZALTOK or SKI+ v2 have ads?
Neither ZZALTOK nor SKI+ v2 shows ads.
Which is updated more often, ZZALTOK or SKI+ v2?
ZZALTOK ships an update every 4 weeks, and SKI+ v2 fortnightly. Most recently, ZZALTOK was updated on October 6, 2026 and SKI+ v2 on October 25, 2026.

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