Comparison

WhatChat vs 信通卫士

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

Head to head
About

WhatChat

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DuoBe, a new instant messaging software, simple, safe and reliable. You can download and use without paying. DuoBe uses your mobile phone's network connection, through special encryption, to ensure that private data is more secure, while providing multiple rich chat methods, allowing you to establish contact with friends, family and like-minded people. Through DuoBe's sending and receiving messages, calls, exchanges of photos, videos, documents, voice and video calls, share new things around with friends, exchange life chronicles, discuss daily work and what you see, and enjoy the benefits of social interaction in a fun communication happy. The main function: [Live chat]: Share life and meet new friends through text, voice, pictures, and video; 【Secret Chat】: Independent and private chat space makes chat more secure and fun; [Password lock]: Set a lock screen password without worrying about leaking chat messages; [Anonymous Mode]: Randomly generate temporary vests, everyone can speak freely, and there are more rich functions waiting for you to discover~

About

信通卫士

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iGuard, an encryption tool designed for mobile communication security, is committed to providing users with comprehensive security communication protection services.

Screenshots

WhatChat4 screens
信通卫士4 screens

Verdict

The call

The clearest difference is update cadence: WhatChat at every 2 weeks against 信通卫士's every 2 months. WhatChat also leads on iOS requirement (11.0 vs 15). 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

WhatChat ships an update every 2 weeks, 信通卫士 every 2 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 7 level
WhatChat versus 信通卫士: the parameters behind the verdict, then further details
ParameterWhatChat信通卫士
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 2 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS11.0 — better15
Further details — not scored
Size68 MB322 MB
Age rating17+4+
DeveloperCloud Speed Technology Limited Co.China Academy of Telecommunication Research of MIIT

In-app purchases

None

WhatChat

No in-app purchases

None

信通卫士

No in-app purchases

Questions

Is WhatChat free?
WhatChat is free to download, with no in-app purchases.
Is 信通卫士 free?
信通卫士 is free to download, with no in-app purchases.
Do WhatChat or 信通卫士 have ads?
Neither WhatChat nor 信通卫士 shows ads.
Which is updated more often, WhatChat or 信通卫士?
WhatChat ships an update every 2 weeks, and 信通卫士 every 2 months. Most recently, WhatChat was updated on October 26, 2026 and 信通卫士 on October 24, 2026.

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