Vulnerability: 78/100 | 298 reviews | Messaging App
Rakuten Viber Messenger is experiencing severe quality degradation with critical bugs in message display, image rendering, and account management. Users report widespread spam/scam communities, unreliable calling features, and broken core functionality post-updates, creating high vulnerability to competitors offering stable alternatives.
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Group management controls - option to prevent unwanted group additions beyond 'contacts only' (undefined demand)
Robust spam/scam filtering and community moderation (undefined demand)
Cross-platform data migration and chat backup (Android to iOS) (undefined demand)
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The top complaint is: undefined (undefined severity, undefined% frequency). Our analysis covers 5+ distinct patterns.
Rakuten Viber Messenger has a vulnerability score of 78/100 — significant gaps ripe for disruption.
Users request: Group management controls - option to prevent unwanted group additions beyond 'contacts only', Robust spam/scam filtering and community moderation, Cross-platform data migration and chat backup (Android to iOS). Full report has 4+ requests.
We analyzed 298 negative reviews (1-3 stars) from the iOS App Store.
The full report includes 5+ prioritized recommendations with differentiators.