Report updated May 7, 2026

TL;DR:Rakuten Viber Messenger defends its position as a secure communication hub through default end-to-end encryption, yet its growth is constrained by critical account activation failures and intrusive ad-redirects that degrade the user experience. Users feel Mixed, praising clear and reliable voice call quality keeps users connected with family members globally but frustrated by account activation failures prevent new or returning users from accessing their profiles. Viber holds its category lead through unique international calling utilities but bleeds users to technical friction, so revenue growth hinges on stabilizing the core activation and calling experience..|TL;DR:Rakuten Viber Messenger defends its position as a secure communication hub through default end-to-end encryption, yet its growth is constrained by critical account activation failures and intrusive ad-redirects that degrade the user experience. Users feel Mixed, praising clear and reliable voice call quality keeps users connected with family members globally but frustrated by account activation failures prevent new or returning users from accessing their profiles. Viber holds its category lead through unique international calling utilities but bleeds users to technical friction, so revenue growth hinges on stabilizing the core activation and calling experience..

Rakuten Viber Messenger is an established communication app that is free with in-app purchases. With a 4.2/5 rating from 17.6M reviews, it shows polarized user reception. Users particularly appreciate clear and reliable voice call quality keeps users connected with family members globally, though account activation failures prevent new or returning users from accessing their profiles remains a common concern.

What is Rakuten Viber Messenger?

Rakuten Viber Messenger is a secure communication app for global users, providing messaging, voice, and video calling services across iOS and Android.

Users hire the app for secure, cross-border communication and low-cost international calling to landlines, a utility that standard messaging apps lack.

Current Momentum

v27.8 · 1d ago

Active
  • Integrated AI bot utility agents.
  • Enhanced group management tools.
AI-powered deep analysis surfacing high-signal insights. Still in beta, accuracy improves daily. For informational purposes only.

Active Nemesis

WhatsApp Messenger

WhatsApp Messenger

By WhatsApp

Other Rivals

Discord - Talk, Play, Hang Out
Messenger
Telegram Messenger
Signal - Private Messenger
Session - Private Messenger

7-Day Rank Pulse 🇺🇸

Communication

No ranking data

Rating Pulse 🇺🇸

Recent User MoodAI-powered deep analysis surfacing high-signal insights. Still in beta, accuracy improves daily. For informational purposes only.

What makes this app unique?

What Does It Look Like?

How Is The App's Momentum Right Now?

Loading...

What Are The Key Features?

Viber OutDifferentiator

International calling service for landlines and mobile phones via purchased credit or subscription plans

End-to-End EncryptionDifferentiator

Default privacy protocol for all 1-on-1 and group chats, preventing third-party access to message content

Communities and ChannelsDifferentiator

Public-facing group spaces for broadcasting content or topic-based discussion with unlimited members

How much does it cost?

Freemium
  • Free messaging and calling
  • Viber Out paid international calling credits and subscriptions

Freemium model relies on ad-supported messaging and voice/video traffic, supplemented by direct revenue from international calling services.

Who Built It?

Viber Media SARL. app icon

Viber Media

(16.8M)

Facilitating global communication through secure messaging and international calling. Connecting users across devices with a focus on privacy and community.

Portfolio

2

Apps

Free 1
Social Networking100%

Who is Viber Media?

Viber maintains a unique hybrid position by bridging standard OTT messaging with a PSTN-based 'Viber Out' service, allowing them to monetize international calling alongside traditional social features. Their primary moat is a massive, established user base that relies on the platform for both personal and professional communication, creating a strong network effect that is difficult for smaller entrants to replicate. The strategic tension lies in balancing their legacy as a communication utility with the need to evolve into a broader ecosystem, particularly as they integrate public Communities to drive engagement beyond simple one-to-one messaging.

Who is Viber Media for?

  • Global users seeking secure
  • Cross-platform messaging
  • Cost-effective international voice calling solutions
Intense

Portfolio momentum

Released 15 updates across 2 apps in the last 6 months, indicating a high-frequency maintenance and feature-rollout cycle.

Last release · 12d agoActive apps · 2

What do users think recently?

High confidence · 100 reviews analyzed · Based on 100 reviews. Signal may be noisy.

How did the latest release land?

Overall
4.2/ 5
(17.6M)
Current version
4.6/ 5
+0.4 vs overall
(831.2K)
Main signal post-update: clear and reliable voice call quality keeps users connected with family members globally.

What is the recent mood?

Mixed

Recent user voice shows a mixed sentiment. Users appreciate clear and reliable voice call quality keeps users connected with family members globally, but report account activation failures prevent new or returning users from accessing their profiles.

What Users Love

Clear and reliable voice call quality keeps users connected with family members globally

What Frustrates Users

Account activation failures prevent new or returning users from accessing their profiles

What Users Want

Improved security features to block and report spam from unknown numbers

What is the competitive landscape for Rakuten Viber Messenger?

How's The Communication Market?

How does it evolve in the Communication market?

Viber maintains a massive user base, but the Android rating of 4.13 lags behind the iOS rating of 4.60, signaling that technical regressions are disproportionately impacting the majority Android user segment.

ChartRankChange
AndroidFree#7
AndroidGrossing#191

The rivals identified

The Nemesis

Head to Head

Viber must double down on its unique 'Viber Out' utility and community-building features to differentiate from WhatsApp's ubiquity. Focus on becoming the 'all-in-one' communication hub to prevent users from migrating to the simpler, but more limited, WhatsApp experience.

What sets Rakuten Viber Messenger apart

  • Offers 'Viber Out' for direct-to-landline/international calling, a feature WhatsApp lacks

  • Provides more robust community management tools and public channel discovery features

What's WhatsApp Messenger's Edge

  • Meta ecosystem integration allows for seamless business-to-consumer commerce and discovery

  • Superior technical reliability and media loading speeds across low-bandwidth global networks

Peers

Superior persistent voice channels and low-latency streaming for communities

Highly customizable server structures and role-based permissions

Direct connection to the Facebook social graph for easy contact discovery

Strong focus on casual social features like AR effects and shared watch parties

Supports significantly larger group sizes and highly sophisticated automated bots

Cloud-based architecture allows for seamless multi-device use without requiring a phone to be online

Non-profit status and open-source protocol provide higher trust for security-focused users

Zero-knowledge storage ensures that no metadata is collected or stored

New Kids on the Block

Session - Private Messenger

Session - Private Messenger

4.6 (24K)

Session Foundation

An emerging threat in the privacy space that removes the need for a phone number, addressing a key privacy limitation of Viber.

No phone number or email required for account creation, ensuring total anonymity

Uses a decentralized onion-routing network to hide user metadata

The outtake for Rakuten Viber Messenger

Strengths to defend, gaps to attack

Core Strengths

  • Default end-to-end encryption builds high user trust
  • Viber Out utility provides a unique revenue stream

Critical Frictions

  • Account activation failures block new-user onboarding
  • Intrusive ad-redirects during calls drive negative sentiment
  • Sluggish media loading times impact daily retention

Growth Levers

  • Expansion of business account product advertising
  • Integration of utility-focused AI bots for transactions

Market Threats

  • WhatsApp Meta ecosystem integration creates superior commerce funnel
  • Beeper aggregator model commoditizes the standalone app experience

What are the next best moves?

highInvest

Audit account activation logic because activation failure is the top complaint → reduce new-user churn

Activation failures are the #1 complaint theme in sentiment data.

Trade-off: Pause the AI bot utility sprint — activation fixes have higher immediate impact on user acquisition.

highPivot

Remove ad-redirects during active calls because they are the #2 complaint theme → stabilize call-retention metrics

Users report being forced into external apps during calls, which is a major frustration.

Trade-off: Accept a temporary dip in ad-inventory revenue — call-retention is a more critical long-term asset.

A counter-intuitive read

The reliance on ad-supported messaging is a structural weakness that makes Viber more vulnerable to Beeper's aggregator model than to direct feature competition from WhatsApp.

Feature Gaps vs Competitors

  • Cloud-based multi-device usage without phone-online requirement (available in Telegram)
  • Zero-knowledge metadata storage (available in Signal)

Key Takeaways

Viber holds its category lead through unique international calling utilities but bleeds users to technical friction, so revenue growth hinges on stabilizing the core activation and calling experience.

Where Is It Heading?

Mixed Signals

The communication market is consolidating around platforms that prioritize technical reliability over aggressive ad-insertion. Viber's current posture is exposed: the technical friction points in the latest release are eroding the trust built by its encryption features, so the PM must prioritize stability to prevent a permanent shift of the user base to more reliable competitors.

Account activation failures in the latest release block new-user access, which accelerates churn before the first session is even completed.

Intrusive ad-redirects during calls disrupt the core communication loop, which drives negative sentiment and reduces the reliability of the app.

The latest release added AI bot integrations, signaling active feature investment rather than maintenance mode for the platform's utility layer.

Disclosure

Independent intel to help builders create better apps.

AI-powered analysis with editorial review, built from publicly available sources. See methodology.

Marlvel.ai is not affiliated with, endorsed by, or sponsored by Rakuten Viber Messenger, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Hope this helps & keep building! · Found an error?

What's new in this report

The platform is experiencing a decline in user sentiment due to new ad-redirect bugs and persistent onboarding failures, despite maintaining its utility-first positioning.

declined

Emergence of Ad-Redirect Complaints

improved

E2EE Repositioning

Target Audience Narrowing

added

New Weakness: Ad-Redirects

Cite this report

Marlvel.ai. “Rakuten Viber Messenger Intelligence Report.” Updated May 7, 2026. https://marlvel.ai/intel-report/communication/rakuten-viber-messenger

Agent Markdown (.md)·

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