Zangi - Private Messenger icon
Zangi Private Messenger icon

Secret Phone

For privacy-conscious individuals and organizations requiring secure communication in low-bandwidth or high-surveillance environments.

2apps4.2(498.8K)CommunicationSocial Networking

Snapshot

Who is Secret Phone?

Providing secure, anonymous communication for privacy-conscious users and businesses without data harvesting or phone number requirements.

Target audience

Privacy-conscious individualsOrganizations requiring secure communication in low-bandwidth or high-surveillance environments

Top rival

Connect Star Works Incorporated

Other rivals

Portfolio

Free 2
2
apps
Communication1
Social Networking1

Last updated

Zangi - Private Messenger

v6.5.5

3mo ago

Active

Publisher DNA

What defines Secret Phone?

Publisher DNA

Primary focus

Privacy-focused communication tools

Scale

indie

Target audience

Privacy-conscious individuals and organizations requiring secure communication in low-bandwidth or high-surveillance environments.

Origin

The publisher launched its flagship messenger in late 2014, focusing on serverless communication history.

Signature Patterns

  • •Strict adherence to anonymous registration without phone number requirements
  • •Technical optimization for 2G/3G and crowded network environments
  • •Decentralized architecture ensuring no communication data is stored on central servers
  • •Hybrid business model offering free consumer apps alongside white-label B2B solutions
Active

Portfolio momentum

Actively developing with 4 updates in the last 6 months and the flagship app updated within the last 30 days.

Last release 27d agoActive apps 1

Company profile

low confidence
Founded
2014

Portfolio

What does Secret Phone ship?

Apps

2 apps analysed

Zangi - Private Messenger icon
Zangi - Private Messenger

<b>BE PRIVATE</b><br>Secure. No Trace. Fast.

4.2(259.1K)

SIM-less registration removes personal identity requirements

  • The core communication functionality provides a reliable way for families and friends to stay connected
  • Users report that account bans occur without clear justification or an opportunity to appeal the decision
Zangi Private Messenger icon
Zangi Private Messenger

<b>BE PRIVATE</b><br>Safe. No Trace. Fast.

4.3(239.8K)

Proprietary low-data streaming engine enables B2B telecom licensing

  • Strong encryption and privacy features provide users with a sense of secure communication
  • Critical launch failures following the latest update prevent users from accessing their accounts

Single-market publisher, every app ships only to United States.

Based on 1 of 2 apps with localized market data, more coverage rolling in as scans complete · last scanned .

Americas (1)

  • United States1 / 1

Core markets (1/1 apps)

United States

User Sentiment

How do users feel about their apps?

Unlock the app dragging this portfolio down.

Access the full report for free

Rivals

Who does Secret Phone compete with?

The rivals identified

Nemeses(2)

Signal Messenger

known forSignal - Private Messenger

1 app4.7Social Networking

Both apps target privacy-conscious users with end-to-end encryption, but Signal's open-source protocol and category-leading trust position directly challenge Zangi's proprietary security model.

WhatsApp

known forWhatsApp Messenger

1 app4.6Communication

Both apps compete for the same encrypted messaging audience, with Zangi targeting privacy-focused users while WhatsApp serves a massive global base requiring reliable communication.

Contenders(17)

Connect Star Works Incorporated

known forStars Messenger Kids Safe Chat

2 apps4.7CommunicationSocial Networking

Both apps target privacy-conscious users who avoid phone number registration, with Zangi focusing on general anonymity and Stars Messenger Kids on family-controlled safety.

holepunch

known forKeet - Private Encrypted Chat

1 app4.2CommunicationSocial Networking

Both apps target privacy-conscious users by eliminating phone number requirements for registration, creating a direct overlap in the anonymous messaging segment.

imo.im

known forimo-International Calls & Chat

2 apps4.4CommunicationSocial Networking

Both applications target users in low-bandwidth environments requiring reliable voice and video communication, creating a direct conflict for the same connectivity-constrained demographic.

Viber Media

known forRakuten Viber Messenger

2 apps4.1CommunicationSocial Networking

Rakuten Viber Messenger competes for the same privacy-conscious communication audience as Zangi Private Messenger, utilizing end-to-end encryption as a shared core feature.

aMessage studio

known forMessenger: Text Messages, SMS

1 app4.4Communication

Both apps target users seeking communication tools, but they diverge on the underlying transport layer: Zangi uses a proprietary streaming protocol for internet-based messaging, while the rival relies on traditional SMS and MMS infrastructure.

Daily Tools app

known forMessages - Text Messaging, SMS

1 app4.2Communication

Both apps compete for the same messaging user base, but they diverge on connectivity requirements: Zangi relies on internet-based streaming, while SMS Messenger operates via standard mobile network SMS.

Element Creations

known forElement X - Secure Chat & Call

1 app3.7Communication

Both apps target privacy-conscious users seeking secure communication, with Zangi focusing on network resilience and Element X on decentralized sovereignty.

Emoji SMS Messenger

known forMessenger - Texting App

1 app4.5Communication

Both applications target users seeking private messaging, with Zangi focusing on SIM-less anonymity and the rival focusing on SMS-based private boxes.

HOLA 360 TECHNOLOGY COMPANY

known forTele Messenger Chat Secure

1 app4.7Social Networking

Both apps target privacy-conscious users and those in restricted regions, with Zangi focusing on anonymous registration and Tele Messenger on proxy-based network bypass.

IME LAB - FZCO

known foriMe: Telegram AI Messenger

1 app4.4Communication

Both apps compete for users seeking alternatives to standard messaging platforms, with Zangi targeting privacy-first users and iMe targeting power users who want AI and Web3 features within their chat interface.

Joya Communications

known forMarco Polo - Video Messenger

1 app4.8Social Networking

Both apps compete for the privacy-conscious communication market by offering alternatives to traditional social media, though they diverge on core messaging modalities.

Kinzoo Technologies

known forKinzoo: Fun All-Ages Messenger

1 app4.7Social Networking

Both apps compete for privacy-conscious users seeking alternatives to mainstream platforms, though they diverge on target demographics: Zangi focuses on anonymous adult communication while Kinzoo targets family-safe environments.

SimpleX Chat

known forSimpleX Chat: secure messenger

2 apps4.2Social Networking

Both apps compete for privacy-conscious users by removing traditional identity requirements, directly targeting the segment that rejects phone-number-based registration.

text messages

known forMessages: SMS Text Messenger

1 app4.1Communication

Both apps target users seeking private communication, but they diverge on transport: Zangi relies on proprietary streaming for data-based calls, while Messages: SMS Text Messenger utilizes standard SMS and MMS protocols that function without an internet connection.

TextMe

known forText Me - Phone Call + Texting

1 app4.7Social Networking

Users report: Both apps compete for users seeking alternative communication channels, with Zangi targeting privacy-conscious individuals and TextMe capturing users needing secondary phone numbers for dating or side projects.

Threema

known forThreema. The Secure Messenger

1 app4.3Social Networking

Both apps target privacy-conscious users by eliminating phone number requirements for registration, creating a direct overlap in the anonymous communication segment.

Wire Swiss

known forWire • Secure Messenger

1 app3.1Social Networking

Both apps compete for users prioritizing secure communication, with Zangi targeting anonymous consumer privacy while Wire focuses on professional collaboration tools.

Same space(34)

Hyperconnect

known forAzar: Video Chat, Meet Friends

2 apps4.3CommunicationSocial Networking

Azar targets the social discovery segment, contrasting with Zangi's focus on private, existing-contact communication.

Meta Platforms

known forMessenger

2 apps4.7CommunicationSocial Networking

Messenger competes for the same daily communication time as Zangi by anchoring its messaging in the Meta social graph.

Pinger

known forText Free: Second Phone Number

2 apps4.7CommunicationSocial Networking

TextFree offers a secondary-number utility that attracts users seeking privacy, similar to Zangi's SIM-less registration appeal.

Ad Hoc Labs

known forBurner: Second Phone Number

2 apps4.7Communication

Burner competes for the privacy-conscious user base by offering disposable numbers, though it uses a higher-friction subscription model.

Baby Penguin

known forimo video calls and chat HD

1 app3.8Communication

imo targets the same low-bandwidth communication niche as Zangi but suffers from significant technical decay.

Finary Labs

known forHush: Private Calls

1 appSocial Networking

Hush provides an encrypted calling alternative for Zangi users who prefer a closed, invite-only contact list.

Infinite Convergence Solutions

known forNetSfere Secure Messaging

1 app4.5Social Networking

NetSfere targets the enterprise segment of Zangi's audience by providing quantum-proof security and administrative control.

Intent

known forIntent – The Chat translator

1 app4.1Communication

Intent addresses the language barrier in communication, providing a specialized utility that Zangi lacks for international users.

Internet Mastering & Co.

known forRostamVPN: Fast & Secure VPN

1 app3.5Communication

RostamVPN provides the underlying connectivity security that Zangi users often seek for their messaging traffic.

JB DEVELOPER APP

known forMessenger: SMS Home Launcher

1 app4.1Communication

Messenger SMS Home Launcher provides a similar home-screen-centric messaging experience as other SMS-based competitors.

Jus

known forJusTalk - Video Chat & Calls

1 app4.6Social Networking

JusTalk serves as a functional alternative for Zangi users who prioritize high-definition voice and video calling.

JusTalk

known forJusTalk - Video Chat & Calls

2 apps4.7Communication

JusTalk targets the same family-oriented communication segment as Zangi but focuses on interactive entertainment rather than pure privacy.

Kacper Oselka

known forGhost – Private Messenger

1 app4.7Social Networking

Ghost competes with Zangi by using unique IDs to replace identity-linked registration for anonymous messaging.

NM Finance

known forProtocall: Chats & Video Calls

1 app4.8Social Networking

Protocall offers a team-focused communication tool that combines chat and video, serving users who need more than just messaging.

Proton AG

known forProton Mail: Encrypted Email

1 app4.5Communication

Proton Mail provides a secure communication alternative for users who prioritize privacy over real-time messaging speed.

QuadSystem Co.

known forSkyPhone - Voice & Video Calls

1 app3.6Social Networking

SkyPhone offers a similar account-free calling experience to Zangi, focusing on high-quality voice and video.

Quetta Networks

known forQuetta Video Private Browser

2 apps4.8Communication

Quetta Browser serves privacy-focused users who require media-downloading tools, acting as a functional adjacent to Zangi's communication utility.

Romain Pellen

known forZenyatta - Room video calls

1 app4.5Social Networking

Zenyatta targets the same transient, account-free communication market as Zangi for video-based interactions.

Session Foundation

known forSession - Private Messenger

1 app4.6Communication

Session aligns with Zangi's privacy-first mission by removing phone number requirements and emphasizing metadata protection.

Signal Foundation

known forSignal Private Messenger

1 app4.5Communication

Signal serves the same privacy-conscious audience as Zangi but utilizes an open-source protocol to build trust.

Skype Communications S.a.r.l

known forGroupMe

1 app4.7Social Networking

GroupMe provides a persistent group coordination utility that Zangi users might use for non-private, team-based communication.

SMS Messenger, Text App

known forMessenger SMS - Text Messages

1 app4.6Communication

Messenger SMS provides a local-storage alternative for users who prefer traditional carrier-based messaging over Zangi's data-only approach.

TalkU International

known for2nd Phone Number - Call & Text

1 app4.0Communication

TalkU provides a second-number utility that competes with Zangi's privacy-focused registration by enabling Wi-Fi-based calling.

Telegram FZ-

known forTelegram Messenger

1 app3.8Social Networking

Telegram acts as a direct alternative for Zangi users who prioritize cloud-based synchronization and large-scale community hosting.

Telloa Tools App

known forMessenger: SMS Home Launcher

1 app4.3Communication

Messenger SMS Home Launcher integrates messaging directly into the Android home screen, offering a different UX than Zangi.

Text Number Free text App

known forText Number:Phone Text for Now

1 app4.5Communication

Text Number provides a secondary-number utility that serves as a privacy shield, similar to Zangi's SIM-less registration.

The Loki Project

known forSession - Private Messenger

1 app4.6Social Networking

Session is a direct privacy-focused competitor to Zangi, removing phone number requirements through decentralized architecture.

The Socio-Economic Justice Initiative - MAAN

known forBeeHive Secure Chat

1 app0.0Social Networking

BeeHive targets the activist and organizer segment of Zangi's audience by prioritizing anonymity and encryption.

Vector Creations

known forElement X - Secure Chat & Call

1 app3.5Social Networking

Element X provides a decentralized, open-source alternative for Zangi users who require self-hosted data control.

WhatsApp

known forWhatsApp Messenger

1 app4.7Social Networking

WhatsApp serves as the primary messaging utility for the same global user base that Zangi targets for private communication.

Xooloo

known forKids Messenger

1 app4.4Communication

Kids Messenger provides a specialized, safe environment for children that complements Zangi's focus on private communication.

ZERO & ONE SOFTWARE PTE

known forCipchat - Encrypted Messenger

1 app4.8Social Networking

Cipchat competes in the encrypted messaging niche, offering ephemeral features that Zangi users may find attractive.

Zymix

known forZYMIX

1 app4.3Social Networking

ZYMIX attempts to consolidate the messaging and payment features that Zangi users might otherwise seek in separate apps.

奇 莫

known forTarsier - Secure Chat

1 app5.0Social Networking

Tarsier serves the same privacy-conscious, anonymous group communication niche as Zangi through decentralized nodes.

New entrants(1)

Metamorph AI Labs

known forMessages: Text SMS Messenger

1 app0.0Communication

Messages provides a standard SMS-based communication tool for users who do not require Zangi's data-only privacy features.

The Analyst's Read

The bottom line on Secret Phone

Bottom line

Secret Phone, Inc. is a specialized player that leverages a 'privacy-first' technical stack to serve high-stakes communication needs. Their ability to maintain a high weighted rating on a single flagship product suggests strong product-market fit within the privacy-advocacy and enterprise security niches.

Frequently asked questions

How many apps does Secret Phone publish?
Secret Phone has 2 apps tracked by Marlvel, primarily in the Communication category.
What kind of apps does Secret Phone make?
Secret Phone's portfolio is concentrated in Communication and Social Networking, with an average rating of 4.2/5 across rated apps.
What is Secret Phone's top app?
By review volume across the portfolio, Zangi - Private Messenger is Secret Phone's best-known app tracked by Marlvel.
In how many countries are Secret Phone's apps available?
Marlvel has tracked Secret Phone's apps across 1 country.

What fed this analysis

Apps analyzed:
1
With full intel:
1
With overview:
1
Website scraped:
yes
Social presence:
yes

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Secret Phone, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Secret Phone intelligence.” Updated 2026-04-23. https://marlvel.ai/publishers/secret-phone-inc

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Data licensed under CC-BY-NC 4.0