Are you guys aware that there’s a messaging application out there to make sure it has the highest levels of privacy for user conversations, no data leaks, no server storage, and zero ads? Here comes Zangi App, a secure communication platform that is getting more and more popular among privacy and data-protection-conscious users. But what exactly is the Zangi app, and what is it used for?
This blog is here to help you with all that you need to know about Zangi messenger App, going from its main features, privacy-first approach, and a detailed setup guide to its advantages and disadvantages, and similar apps of Zangi that you might want to give a try. Moreover, we will discuss the cost of creating a Zangi-like app, the technology involved, and the importance of picking the right Chat Messaging App Development partner like EmizenTech for the job.
Market Growth (2025–2030)
- The secure Messaging App Market was estimated at $5.1 billion in 2024 and is anticipated to grow at a CAGR of 10.5% between 2026 and 2033, reaching $12.5.
- According to Mordor Intelligence, messaging security market was $11.14 billion in 2025 and is anticipated to grow at an average rate of 22.45% from 2025 to 2030 to reach $30.68 billion.
- Mobile Messaging Services Market was $21.57 billion in 2025 and is forecasted to hit $36.91 billion by 2030, with an 11.4% CAGR. (Source – Research& Markets)
Key Trends to Watch
- Rising Demand for Privacy: Privacy Users and businesses increasingly pick encrypted platforms as awareness of data security grows.
- Ephemeral Messaging & Biometric Auth: Features, such as anonymous messages and biometric logins, have become more commonplace in secure app design.
- AI & Blockchain Integration: The combination of AI for threat detection and blockchain for privacy is going to revolutionize encryption and trust.
- Quantum-Safe Encryption: It is a very limited area, but it is a niche and fast-growing sector that is estimated to be worth $300 million this year and might grow to about $2.2 billion, with a 35% CAGR by 2032.
- API Use Expansion: Messaging API market is scheduled to increase from $46.75 billion in 2024 to $130.87 billion in 2030, with a CAGR of almost 19%.
What is Zangi App?
Zangi App is a confidential and secure messaging network that allows for voice and video calling and sending of texts and files without compromising the user’s privacy. The application Zangi is designed with a strong focus on security and data protection.
The app does not keep your conversations on its servers. Thus, it is a safer alternative to many widely used chat apps. It doesn’t matter if you are chatting with your friends or making international calls; Zangi provides end-to-end encryption and very little data usage.
Therefore, if you have been wondering about the purpose of the Zangi messenger app, the main one would be conducting secure and private communication without the intervention of a third party.
What is Zangi App Used For & why do People Prefer?
The purpose of the Zangi messenger App is to provide its users with private communication via messaging, voice, and video calling, as well as file sharing, with a high level of security. The app is highly suitable for those who want to have a safe chatting experience without any data leakage. Below are some of the major areas where the Zangi app is used:
Private Messaging
Through Zangi, users may send text messages that are not stored anywhere, whether on servers or computers. Those who consider privacy in their talks as the utmost factor will find it to be ideal.
High-Quality Voice & Video Calls
The application allows HD voice and video calling, which remains uninterrupted even in the case of a weak network. The scenario is particularly applicable to individuals who stay in areas where the internet speed is slow, but they still need to have clear communication.
Low Data Usage
Zangi can be characterized as an application that consumes less data, and it can be the perfect choice for users who are on trips or have a limited mobile data plan.
File Sharing with Safety
Through Zangi’s end-to-end encryption, you can be sure that no one is able to eavesdrop on your images, documents, or other media transmissions.
No Digital Footprint
Zangi is a no-log service, and conversations are not recorded, which means that people who want total privacy frequently use it. They do not want to be traced in the digital world.
Is Zangi App Free to Use?
Yes, the Zangi App is free because of its powerful features, which include sending messages and making audio and video calls. It is a zero-cost download from the App Store or Google Play. Zangi was created to provide safe and secure communication without subscriptions or hidden charges.
Nevertheless, you should be aware that additional services or features can involve a fee if you use them in certain ways. Here is a list of the most important things that you should keep in mind:
Free Text Messaging
As far as messaging is concerned, Zangi is extremely user-friendly. Zangi lets you send unlimited messages for free between users. You do not have to purchase credits or pay for sending messages, which is perfect for everyday communication.
Free Voice & Video Calls
The parties can make high-quality voice and video calls free of charge if they both have the app and access to the internet.
No Ads or Tracking
Zangi is free. Still, it does not show ads or track your activity. This factor makes it both affordable and focused on privacy.
Low-Cost International Calls (Zangi-Out)
While communication between participants using the app is free, Zangi also offers the possibility to make low-cost international calls (Zangi-Out) if the party at the other end of the line has not installed the app.
Free to Download and Use Across Devices
Zangi is absolutely free to download and use, and it is compatible with both Android and iOS devices. You can also use it on your desktop without paying.
Key Features of Zangi App
The Zangi messenger App is loaded with security & privacy features that are absolutely worth mentioning and set it apart from the other messaging apps on the market. Regardless of whether you choose to reply to messages, make calls, or share media, Zangi is centered on protecting your data and ensuring a hassle-free experience.
Below are the best features that indicate the Zangi app provides good service and trustworthiness:
End-to-end Encryption
Every conversation, call, and file you share is secure by end-to-end encryption, which means that not even Zangi can peek into your private chats.
No Data Stored on Servers
Zangi keeps your communication private by not storing it anywhere in the cloud or on any server. Delivered messages have no traces and are completely private without any possibility of leakage.
HD Voice and Video Calls
Make high-quality voice and video calls that can function even on low-speed internet. The feature is the most favorite one among users worldwide.
Low Data Usage
Zangi utilizes lossless data compression to save data on a mobile device. Therefore, it is most suitable for people who have limited data plans or live in places with bad network coverage.
Offline Messaging
In addition, Zangi enables users to write messages while they are offline and auto-send them once the connection is re-established.
Cross-Platform Support
The app is available on Android, iOS, and desktop, and it allows you to receive news and information at any time of the day, regardless of the device you are using.
Zangi-Out Calling
This feature makes it possible to call people abroad via a local line at low rates, even when they do not have the app installed. Thus, it is a good alternative to the traditional phone service.
Top Apps Like Zangi for Secure Messaging
If you want secure communication apps like Zangi, it is good to know that there are many powerful alternatives that are encrypted end-to-end, have privacy control features, and are also reliable. The Zangi app is good for its no-data-storage policy, and it is very secure. However, other apps also provide safe and private communications. The following are seven popular apps like Zangi that you can try out:
Signal
Signal is the most reliable secure messaging app on the market. It fully encrypts end-to-end the messages and calls and does not track any user data. Signal is an open-source project, and privacy-minded people have put it to great use.
Telegram
Telegram provides secret chats where end-to-end encryption, zero privacy leakage, and privacy features are guaranteed. In addition, it gives access to share large files and join group chats, thereby making it a mighty alternative to Zangi.
Threema
The Threema app is a paid app mainly dedicated to privacy. It does not need a phone number for usage, and it only keeps minimal data about the user. It is generally associated with those who have a strong commitment to security, and it is used by businesses and individuals.
Wire
Wire is a secure messaging app designed both for single users and teams. Most notably, it provides encrypted messaging, file sharing, and collaboration tools while also being in compliance with the strict European data protection laws.
Wickr Me
Wickr Me secures both individual and group messaging, makes use of advanced encryption, and also has an option for self-destructing messages. Besides, it can be a good choice for those who want strong privacy settings and minimal data usage.
Session
Session is a messenger designed with privacy in mind, and thus, it doesn’t need a phone number or email for registration. It has a decentralized network at its core for the routing of messages, which renders tracking or surveillance practically impossible.
Element (formerly Riot)
Element utilizes the Matrix protocol and allows users to participate in encrypted video chats as well as make voice and video calls. Being open-source, it is very popular among users who seek to have more control over their communication data.
Here’s a comparison table of the top 7 apps like Zangi that are used for secure messaging. This table will help you to understand each app’s core strengths, availability, and how it compares with the Zangi Messenger App.
| App Name | Launched Year | App Size (Approx.) | Platforms | Free or Paid | Key Use Case | Active Users (Approx.) |
| Signal | 2014 | 80 MB | Android, iOS, Desktop | Free | Private messaging & calling | 40+ million |
| Telegram | 2013 | 60 MB | Android, iOS, Web, Desktop | Free | Group chats, media sharing, secret chats | 900+ million |
| Threema | 2012 | 25 MB | Android, iOS, Web | Paid (One-time fee) | Anonymous secure messaging | 10+ million (paid users) |
| Wire | 2012 | 70 MB | Android, iOS, Desktop | Free (paid for teams) | Business chats, collaboration, and private chats | 1+ million |
| Wickr Me | 2012 (retired for personal use, Wickr Pro still available) | 35 MB | Android, iOS, Desktop | Free (Wickr Pro: Paid) | Secure, ephemeral messaging | Millions (exact unclear) |
| Session | 2019 | 30 MB | Android, iOS, Desktop | Free | Anonymous chats via a decentralized network | 500K+ |
| Element | 2016 | 50 MB | Android, iOS, Web | Free | Team chats, open-source communities | 10+ million |
Pros and Cons of Using Zangi App
Like any messaging platform, the Zangi messenger app also has advantages and disadvantages. The users who are holding secure communication at the forefront have high privacy from Zangi, and low data usage is highly appreciated.
On the other hand, the app contains a few disadvantages that are the points to be considered by the users, especially when we compare it with more mainstream apps. Here is a balanced look at the pros and cons of using the Zangi App:
Pros of Using Zangi App
No Data Stored on Servers
Zangi is distinguished by the fact that it respects your privacy, which is not violated by any server. Thus, the data about you is not available to anyone, not even to Zangi.
End-to-end Encryption
All your communications, voice, and calls are conducted in an encrypted form; hence, your privacy is never violated.
Low Data Consumption
Zangi messenger app uses less mobile data than other apps, making it perfect for users who have limited data or high rates of Internet use.
Ad-Free Experience
Zangi is completely free of ads. Therefore, users have a clean and uninterrupted experience without ads.
Offline Message Queueing
You can send a message without an internet connection. Hence, once you are online, your message will be delivered.
Cons of Using Zangi App
Limited User Base
Zangi has not reached the number of users like WhatsApp and Telegram; therefore, your contact list is limited.
Not Feature-Rich
Although it mainly aims at privacy, Zangi is missing some of those features that are common to other messaging applications, such as status, stickers, or bots.
Zangi-Out Calls Are Paid
While you can make free calls between Zangi users, you will need to buy credits if you want to call non-Zangi numbers.
Less Popular in Business Use
In contrast to Wire or Signal, Zangi is not as easily accessible in the business or collaborative sectors.
Limited Media Sharing Features
Even though file and media sharing is possible, Zangi only has simple features compared to programs that allow for big file transfers or media editing.
Tech Stack Used in Building Zangi App
Developers use a strong and scalable tech stack to build a secure and high-performance messaging app like Zangi. It is the most secure encrypted messaging app with extremely light data usage and smooth communication features that require a proper combination of the front-end, back-end, communication protocols, and security parts.
The following is an overview of the possible tech stack for the development of apps like Zangi.
| Category | Technologies Used |
| Frontend (Mobile) | Swift (iOS), Kotlin/Java (Android), Flutter/React Native (Cross-platform) |
| Backend | Node.js, Python (Django/Flask), or Java (Spring Boot) |
| Database | PostgreSQL, MongoDB |
| Communication | WebRTC, Socket.IO, MQTT |
| Encryption/Security | End-to-End Encryption (AES-256, TLS/SSL), Zero-Knowledge Protocols |
| Cloud/Hosting | AWS, Google Cloud, or DigitalOcean |
| Push Notifications | Firebase Cloud Messaging (FCM), Apple Push Notification Service (APNs) |
| Media Processing | FFmpeg, WebRTC APIs |
| Analytics | Firebase Analytics, Mixpanel |
| DevOps/CI-CD | Docker, Jenkins, GitHub Actions, Kubernetes |
Thinking of Developing a Messaging App Like Zangi?
EmizenTech is the best mobile app development company that builds safe, high-quality messaging apps like Zangi. We have been mobile and chat app developers for several years, and we are experts in the creation of a privacy-secure and user-friendly platform. From the launch of an idea to the deployment of the App, our staff is dedicated to offering you customized solutions that best suit your business needs and budget.
Why Partner with Us?
- Our developers use advanced encryption standards, and along with strict privacy rules and safe data practices, we build apps that never leak users’ privacy.
- We undertake the entire process of design, development, and testing under one roof for a hassle-free journey.
- We select technologies that can easily adapt to changes and are reliable; thus, the performance of your app will not deteriorate even with large numbers of users.
- If a simple messenger is your need or a comprehensive, secure communication app, we can build the exact solutions that match your needs.
- Even after the release, we are here to provide you with regular updates, bug fixing, and the introduction of new features so that the app works without any problems.
How Much Does It Cost to Develop an App Like Zangi?
The cost to build apps like Zangi depends on some factors, such as the complexity of the app, its functionalities, design, and the location of the developers’ team. You can save money if you decide to develop just an essential app with chat and call functions, while a secure messaging app like Zangi, with all the bells and whistles, end-to-end encryption, data-saving tech, and multi-platform compatibility, will cost more.
Here is a breakdown of estimated development costs by complexity and required roles.
| Role | Basic App (USD) | Advanced App (USD) | Complex App (USD) |
| Project Manager | $2,000 – $3,000 | $4,000 – $5,000 | $6,000 – $8,000 |
| UI/UX Designer | $2,000 – $3,500 | $4,000 – $6,000 | $6,000 – $9,000 |
| Frontend Developer(s) | $5,000 – $8,000 | $10,000 – $14,000 | $15,000 – $20,000 |
| Backend Developer(s) | $6,000 – $9,000 | $12,000 – $16,000 | $18,000 – $25,000 |
| QA & Testing | $1,500 – $2,500 | $3,000 – $5,000 | $6,000 – $8,000 |
| DevOps Engineer | $1,000 – $2,000 | $2,500 – $4,000 | $4,000 – $6,000 |
| Security Expert | $1,000 – $2,000 | $2,500 – $4,500 | $5,000 – $7,000 |
| Total Estimated Cost | $18K – $30K | $38K – $54K | $60K – $83K+ |
Key Notes:
- Estimates are based on standard U.S./Europe development rates and represent averages.
- The costs may decrease by 30–50% when outsourcing to places like India or Eastern Europe.
- The complexity and cost will be higher if you add features similar to Zangi-Out calling, serverless architecture, or cross-platform support.
Final Words
The Zangi messenger app is a great choice for anyone who wants to talk to someone in a confidential, private, and reliable way. With its no-data-storage policy, end-to-end encryption, and low data usage, it is very suitable for the privacy-conscious people of today. This article explains everything about Zangi, whether you are just trying to figure out what is Zangi app used for, wondering if it is free, or comparing it to other apps like Zangi.
The key to being successful is choosing the right development team if you want to create a secure messaging app like Zangi. EmizenTech, a reputed Social Media App Development Company, has all the skills, tech knowledge, and competent experience to make your dream come true.
FAQs
What is Zangi app used for?
Zangi is for security messaging, voice, and video calling, as well as file sharing without any user data stored on the servers.
Is Zangi app free to use?
Zangi does not charge for messages and calls between users only; however, some features like Zangi-Out calling may be paid.
How much does it cost to develop apps like Zangi?
The cost of developing a Zangi-like app is in the range of $18,000 to $80,000+; the features and complexity of the app decide the overall cost.
How long does it take to develop an app like Zangi?
It generally takes 3 to 6 months for the development of a fully functional secure messaging app.
What kind of app is Zangi?
Zangi is an app that focuses on privacy and provides its users with end-to-end encrypted chats and calls.
Are there apps like Zangi available?
Yes, applications such as Signal, Telegram, Threema, and Session supply features of privacy and messaging that are similar to Zangi.
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