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All comparisons

Head-to-head · App Store (iOS)

Signal - Private Messenger vs Rakuten Viber Messenger

Side-by-side ratings, reviews, live chart rankings, release cadence, tech stack, and 30-day momentum.

Signal - Private Messenger

Social Networking

4.741,042,768 reviews
vs

Rakuten Viber Messenger

Social Networking

4.60831,669 reviews

At a glance

Higher rated

Signal - Private Messenger

by 0.15 stars

More reviews

Signal - Private Messenger

by 211,099

Ranks higher

Tied

US Top Free, overall

Ships more often

Tied

release cadence

Wider reach

Rakuten Viber Messenger

countries charted

Full comparison

✓ marks the leader on each metric. Deltas are 7-day changes.

Metric
Signal - Private Messenger
Rakuten Viber Messenger
App Store rating✓4.744.60
Total reviews✓1,042,768831,669
US rank——
Best global rank#49🇱🇹Lithuania✓#3🇲🇲Myanmar
Countries charted33✓38
Top category rank——
Release cadence——
Versions tracked1v8.131v28.0.0
SDKs detected21325 frameworks2178 frameworks
Tracking sinceMay 2026May 2026
PriceFreeFree
DeveloperSignal Messenger, LLCViber Media SARL.

30-day momentum

Last 30 snapshots

Signal - Private Messenger

Rating

4.74

no trend

Reviews

1,042,768

no trend

US rank

—

no trend
Rakuten Viber Messenger

Rating

4.60

no trend

Reviews

831,669

no trend

US rank

—

no trend

Tech stack

Detected by static analysis of each iOS App Store build.

Signal - Private Messengerv8.13
Third-party SDKs
213
Apple frameworks
25
Declares tracking
No
Languages
C/C++, Metal (shaders), Objective-C, Swift
Metal
Full Signal - Private Messenger tech stack →
Rakuten Viber Messengerv28.0.0
Third-party SDKs
21
Apple frameworks
78
Declares tracking
No
Languages
C/C++, Metal (shaders), Objective-C, React Native / JavaScript, Swift
Metal
Full Rakuten Viber Messenger tech stack →

Signal - Private Messenger vs Rakuten Viber Messenger: the rundown

As of June 2026, Signal - Private Messenger holds a 4.74-star App Store rating from 1,042,768 reviews and is currently off the US Top Free chart. Rakuten Viber Messenger holds a 4.60-star App Store rating from 831,669 reviews and is currently off the US Top Free chart. Signal - Private Messenger leads on rating and review volume.

On release velocity, Signal - Private Messenger ships updates — versus — for Rakuten Viber Messenger. Signal - Private Messenger currently charts in 33 countries, and Rakuten Viber Messenger in 38. All figures are collected by Tech Dev Notes every 4 hours from the App Store.

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Frequently asked

How does Signal - Private Messenger compare to Rakuten Viber Messenger?+

Tech Dev Notes tracks both Signal - Private Messenger and Rakuten Viber Messenger with daily ratings, review counts, App Store chart positions, and version release history. Visit the comparison page to see side-by-side trends.

Which app ranks higher, Signal - Private Messenger or Rakuten Viber Messenger?+

Check the live comparison chart for current US App Store rankings. Positions change daily based on downloads, so the comparison page shows the latest data alongside historical trends.

How often do Signal - Private Messenger and Rakuten Viber Messenger release updates?+

The comparison page shows version history and release cadence for both apps. You can see which app ships updates more frequently and track every release in the changelog.

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More Rakuten Viber Messenger comparisons

Rakuten Viber Messenger vs MastodonRakuten Viber Messenger vs Bluesky SocialRakuten Viber Messenger vs GroupMeRakuten Viber Messenger vs BeReal: Photos & Friends DailyRakuten Viber Messenger vs Tumblr: Social Media & ArtRakuten Viber Messenger vs Nextdoor: Neighborhood NetworkRakuten Viber Messenger vs WeChatRakuten Viber Messenger vs Discord - Talk, Play, Hang OutRakuten Viber Messenger vs LinkedIn: Community & Network

Go deeper

Signal - Private Messenger rankings by countryRakuten Viber Messenger rankings by countrySignal - Private Messenger insights & trendsRakuten Viber Messenger insights & trendsApp leaderboardWhat's trending this weekBrowse all comparisons