Report updated Apr 16, 2026

TL;DR:Rakuten Viber Messenger is a secure communication platform serving over a billion users, distinguished by its 'Viber Out' VOIP-to-PSTN calling and default end-to-end encryption. Users feel Frustrated, praising call quality & global reach but frustrated by account blocking & support. Viber remains a powerful utility due to its Viber Out feature and Rakuten backing, but it is currently suffering from a self-inflicted acquisition and retention crisis.|TL;DR:Rakuten Viber Messenger is a secure communication platform serving over a billion users, distinguished by its 'Viber Out' VOIP-to-PSTN calling and default end-to-end encryption. Users feel Frustrated, praising call quality & global reach but frustrated by account blocking & support. Viber remains a powerful utility due to its Viber Out feature and Rakuten backing, but it is currently suffering from a self-inflicted acquisition and retention crisis.

Rakuten Viber Messenger is a challenged social networking app that is free with in-app purchases. With a 4.2/5 rating from 17.6M reviews, it faces significant user friction. Users particularly appreciate call quality & global reach, though account blocking & support remains a common concern.

What is Rakuten Viber Messenger?

Rakuten Viber Messenger is a secure communication platform serving over a billion users, distinguished by its 'Viber Out' VOIP-to-PSTN calling and default end-to-end encryption. It currently holds a stable market position at #42 Grossing in the US, leveraging its integration with the Rakuten ecosystem. However, the app faces significant headwinds due to a 'Frustrated' user base reporting critical onboarding failures and aggressive automated account blocking.

Current Momentum

v27.7.0 Β· today

Maintenance

Rakuten Viber Messenger is currently in maintenance mode, with recent updates consisting solely of generic stability and performance improvements.

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

Active Nemesis

W

WhatsApp Messenger

By WhatsApp

Other Rivals

Line Art Draft - Line from Pic
KakaoTalk : Messenger
twinme+ private messenger
botim
Session - Private Messenger

7-Day Rank Pulse πŸ‡ΊπŸ‡Έ

Social Networking
#53
β–Ό9

Rating Pulse πŸ‡ΊπŸ‡Έ

Overall4.2(18M+)
Latestβ–²4.6(831K+)

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

Low-cost international calling service to landlines and mobile phones globally.

End-to-End EncryptionDifferentiator

Default security for all 1-on-1 and group chats, ensuring privacy from third parties.

AI BotsDifferentiator

Integrated AI for content generation and accessing verified services like travel booking.

Large Group CallsDifferentiator

Support for audio and video calls with up to 60 participants simultaneously.

How much does it cost?

Freemium
  • Free messaging and app-to-app calling
  • Viber Out credits/subscriptions for PSTN calls
  • Viber Pay digital wallet services

Monetization is diversified across international calling, financial services, and advertising, leveraging the Rakuten ecosystem for loyalty loops.

Who Built It?

What do users think recently?

High confidence Β· 17.6M reviews analyzed

What is the recent mood?

Frustrated

β€œRecent user voice shows a frustrated sentiment. Users appreciate call quality & global reach, but report account blocking & support and activation & otp failures.”

What Users Love

Call Quality & Global Reach

What Frustrates Users

Account Blocking & Support
Activation & OTP Failures

What is the competitive landscape for Rakuten Viber Messenger?

How's The Social Networking Market?

How does it evolve in the Social Networking market?

ChartRankChange
Grossing#38β–²4
Free#53β–Ό3

The rivals identified

The Nemesis

Head to Head

Viber cannot win on network effect alone; it must double down on its 'Viber Out' VOIP-to-PSTN advantage and Rakuten rewards to capture users who need more than just app-to-app messaging.

What sets Rakuten Viber Messenger apart

  • +

    Viber Out functionality allows users to call non-app users on landlines and mobile numbers globally at competitive rates, a feature WhatsApp does not offer.

  • +

    Rakuten ecosystem integration provides a loyalty loop through points and cross-service promotions that WhatsApp's closed ecosystem cannot match.

What's WhatsApp Messenger's Edge

  • -

    Massive network effect and ubiquity make it the default communication tool in most of Viber's key markets outside of Eastern Europe.

  • -

    Superior multi-device support allows for independent desktop/tablet usage without requiring the primary phone to be online.

Contenders

-

Deep 'Super App' integration including LINE Pay, LINE News, and LINE Games creates a high-stickiness ecosystem beyond messaging.

-

Advanced official account features for celebrities and brands provide a more robust 'Public Account' experience than Viber's current offering.

-

Direct integration with Facebook Marketplace and groups facilitates peer-to-peer commerce and community interactions.

-

Shared media libraries and 'Watch Together' features prioritize co-consumption of content within the chat UI.

twinme+ private messenger

twinme+ private messenger

β˜…4.4 (7)

Twinlife

The gold standard for privacy-conscious users, directly challenging Viber's 'secure messaging' marketing pillar.

-

Non-profit, ad-free business model removes the data-collection incentives present in Viber's ad-supported platform.

-

Open-source protocol allows for public auditing of security claims, whereas Viber's encryption implementation is proprietary.

Peers

-

Optimized for high-quality VOIP performance in regions with low bandwidth or network restrictions where Viber may struggle.

-

Includes a 'VIP' subscription model that removes ads and provides premium calling features, a direct alternative to Viber's monetization.

The outtake for Rakuten Viber Messenger

SWOT Analysis

Core Strengths

  • Viber Out VOIP-to-PSTN infrastructure
  • Default end-to-end encryption
  • Rakuten ecosystem integration
  • 60-person group call capacity

Critical Frictions

  • Unreliable OTP/Activation pipeline
  • Inadequate human support for account appeals
  • Intrusive post-call advertising
  • UI bugs affecting non-English input (Chinese IME)

Growth Levers

  • Multi-device independence (matching WhatsApp)
  • Expansion of AI-driven B2C transactional services
  • Non-phone-number-based account options for privacy

Market Threats

  • WhatsApp's dominant network effect and Business API
  • Telegram's superior group management and file limits
  • Beeper's universal inbox commoditizing the app

What are the next best moves?

high

Fix the OTP/Activation pipeline immediately.

Top complaint theme 'Activation & OTP Failures' is a hard blocker for new user acquisition and re-installation.

high

Implement a transparent, human-led account appeal process.

High-frequency complaints about 'Account Blocking' and 'Unresponsive Support' are driving a 'declining' sentiment trend.

medium

Resolve UI rendering and Chinese IME input bugs.

Medium-frequency complaint theme 'UI Rendering & Input Bugs' directly impacts usability for key international demographics.

Feature Gaps vs Competitors

  • Ephemeral 'Status' stories (available in WhatsApp)
  • 200,000 member group capacity (available in Telegram)
  • 2GB file sharing support (available in Telegram)
  • Independent multi-device support without primary phone (available in WhatsApp)
  • Non-phone-number-based registration (available in Session)

Key Takeaways

Viber remains a powerful utility due to its Viber Out feature and Rakuten backing, but it is currently suffering from a self-inflicted acquisition and retention crisis. If I were the PM, I would halt feature expansion to fix the broken registration funnel and restore user trust through a more equitable account moderation system.

Where Is It Heading?

Declining

User sentiment is 'Frustrated' with a score of 32, driven by critical activation failures.

Recent updates (v27.7.0) introduced UI rendering and input bugs, signaling a potential regression in QA.

Active investment in AI bots and Viber Pay shows a move toward 'Super App' utility beyond messaging.

Frequently Asked Questions

Is Viber better than WhatsApp for international calls?
Yes, for calling non-app users. While WhatsApp only supports app-to-app calls, Viber Out allows you to call landlines and mobile numbers globally at competitive rates, making it a superior choice for reaching people without the app.
Is Viber safe from spam and scam groups?
Users report high levels of frustration with being added to scam channels and receiving intrusive ads. While Viber offers end-to-end encryption for privacy, its current automated controls against spam groups are a frequent point of user complaint.
Can I use Viber without a phone number?
No. Viber requires a phone number for activation. If you need a messenger that doesn't require a SIM identity, competitors like Session offer decentralized, number-free registration, which Viber currently does not support.
Why am I not receiving my Viber activation code?
Activation and OTP failures are a known high-frequency issue. Users report that SMS and call-based verification often fail to arrive. If this happens, the current data suggests limited success with the automated support bot for resolution.

Independent intel to help builders create better apps.

No publisher influence. No third-party bias. Built with objectivity in mind to serve the builder community.

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

What's new in this report

Viber has transitioned to a maintenance-heavy development cycle while simultaneously suffering from severe user-reported onboarding failures and a negative sentiment trend.

declined

Negative Sentiment Shift

shifted

Freemium Model Adoption

shifted

Maintenance Mode Development

shifted

Super App Pivot

Cite this report

Marlvel.ai. β€œRakuten Viber Messenger Intelligence Report.” Updated Apr 16, 2026. https://marlvel.ai/intel-report/social-networking/com-viber

Agent Markdown (.md)Β·

Data licensed under CC-BY-NC 4.0