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I need a dedicated Android app that lets me handle customer conversations on WhatsApp without jumping between phones or the web dashboard. The core flow is straightforward: log in once with my WhatsApp Business credentials, see every open conversation in one place, and respond in real-time. Key behaviours • Send and receive messages instantly through the official WhatsApp Business API (or a proven gateway you recommend). • Keep several customer chats open at once and let me switch between them with zero lag. • Push notifications for new incoming messages, even when the app is in the background. Deliverables • Full Android Studio project with clean, well-commented source code. • Signed APK ready for installation on my team’s devices. • Short setup guide covering API credentials, build steps, and Play Store deployment if I decide to publish it later. Acceptance criteria 1. I can add the cloud/API keys, build the app, and start chatting within 30 minutes following your guide. 2. Messages sent from the app appear in the customer’s WhatsApp thread instantly and vice-versa. 3. At least three concurrent chat windows can stay open without crashes or noticeable slow-downs. If something in the WhatsApp ecosystem limits any of the above, tell me upfront and suggest a workaround. I’ll be prompt with feedback and test builds as soon as you share them.
Project ID: 40669023
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71 freelancers are bidding on average $7 USD/hour for this job

Hi, I can help you with "Android WhatsApp Admin Chat" as per your given project description. We can discuss more in detail during a chat conversation when you are available. I've worked on many PHP projects in recent times. So I am confident on achieving your expected Goals. Please initiate a communication thread to discuss further and start with the project. ⭐ 5.0/5 from a recent client: "A more professional version: “Excellent work! The job was completed within the committed timeline. Great quality, professionalism, and timely delivery. Highly appreciated and recommended.”" Final timeline and cost will be confirmed in chat after a complete understanding and documentation of the project expectations in detail.
$5 USD in 1 day
8.0
8.0

I can create a dedicated Android app that streamlines your customer conversations on WhatsApp, allowing for seamless management without switching devices. The app will integrate with the WhatsApp Business API to ensure instant messaging and real-time responses. I understand the importance of handling multiple chats simultaneously while maintaining performance. Your requirement for push notifications and the ability to manage several conversations without lag is clear, and I’m ready to address those needs effectively. With expertise in Android development and a strong grasp of API integrations, I will deliver a clean, well-commented codebase along with a comprehensive setup guide. This ensures you can get started quickly and easily. Regards, Jp
$4 USD in 7 days
6.8
6.8

Hi I will be able to help you. Please message me so that we will have detail technical discussion. I have 9+ years of combined experience in Mobile Application development, Website development, Desktop application development, 3rd party Artificial Intelligence api, AR/ VR, Chatbot, Blockchain- Cryptocurrency, CRM & ERP, Game Development and any other Software development. I am having expertise in Native on Android Java, kotlin and IOS Swift, and For Hybrid Cross platform on Flutter Dart & React- Native and for web and backend on react js and node js, Python Django. Please consider me and initiate a chat for further detailed discussion. Regards, Anju
$6 USD in 40 days
6.6
6.6

Worth flagging upfront: the official WhatsApp Business API doesn't work like a personal WhatsApp login - there's no "log in with your WhatsApp Business credentials" flow into a native Android chat UI, because the Cloud API is server-to-server via webhooks, not a client SDK you embed into an app. So the real architecture here is a backend that receives WhatsApp webhooks and forwards them into your Android app, not the app talking to WhatsApp directly - that distinction changes how notifications and real-time delivery actually work. My approach: I'd set up a lightweight backend (Node.js or similar) that authenticates with the WhatsApp Cloud API using your Business API credentials, receives incoming messages via webhook, and pushes them to the Android app through Firebase Cloud Messaging for instant background notifications - that's what gets you true real-time delivery even when the app isn't open. The Android app itself would be a conversation-list UI backed by a local database (Room) synced against your backend, so multiple open chats switch instantly without re-fetching from the network each time. Given the backend requirement, the 30-minute setup would cover API credential configuration and backend deployment, not just the Android build - I'll make that clear in the guide. Do you already have WhatsApp Business API access approved through Meta, or does that still need to be set up first?
$5 USD in 40 days
5.8
5.8

Hi, I can help you with this project. I have relevant experience with PHP and can handle the work from development to testing and delivery. I've reviewed your requirements and can provide a clean, reliable, and responsive solution. Let's discuss the details and get started. Best, Arslan Shahid
$3 USD in 7 days
5.7
5.7

As a seasoned Android developer, my expertise in mobile app development using API integrations makes me the perfect fit for your project. I understand the core functionalities you're seeking for your dedicated WhatsApp Admin Chat app and will ensure that it not only meets but exceeds all expectations. In the past, I've built high-performance applications across various platforms, including APIs similar to the WhatsApp Business API that you are using. Seamlessly switching between chat windows without a hitch or slowdown is one of the many strengths I bring on board. Through my team at MSM CoreTech, we can deliver to you a full Android Studio project with clean and well-commented source code, and a signed APK ready for installation within the given timeline. Moreover, my business-first approach ensures that I understand your desired outcomes before embarking on any project, guaranteeing excellent results. Considering your prompt feedback and the need for efficient communication, I can assure you of regular visibility and transparent updates throughout your development process with me. Let’s get started on turning your idea into a reliable digital product suitable for growth!
$6 USD in 40 days
5.1
5.1

You need a native Android inbox that feels immediate while keeping WhatsApp credentials secure and message delivery compliant with Meta’s official platform. I’ve built Android, real-time messaging, WebSocket, API, webhook, and push-notification systems, including WhatsApp Business integrations. I recommend Kotlin with Jetpack Compose and MVVM for the app, plus a small secured backend that connects to the WhatsApp Cloud API, receives webhook events, stores conversation state, and sends Firebase push notifications. The app will display all active conversations, preserve several open chat states, support text and permitted media, update messages in real time, and recover cleanly after backgrounding or connection loss. One limitation to clarify upfront: users do not log in with ordinary WhatsApp credentials; Meta uses a Business Account, phone-number ID, access token, permissions, and webhooks, and those secrets should never be embedded in the APK. I’ll provide the Android Studio source, signed APK, environment setup, build instructions, and Play Store notes. Do you already have an approved Meta Business account, WhatsApp Business number, Cloud API access, and webhook backend?
$16 USD in 40 days
4.4
4.4

Hello, I checked your project "Android WhatsApp Admin Chat" and already have a clear understanding of your requirements and how to deliver them efficiently. I have solid experience in PHP, Mobile App Development, and I've successfully completed similar projects by delivering high-quality, scalable, and reliable solutions. Why choose me? * Strong expertise in PHP, Mobile App Development * Clean, optimized, and scalable implementation * Fast communication and regular progress updates * Focused on delivering results, not just completing the task I'm ready to start immediately and would be happy to discuss the details. Best regards, Umer
$8 USD in 40 days
4.1
4.1

Hello, I’d be happy to build your dedicated Android WhatsApp customer-support app with real-time messaging and push notifications. I can handle the complete development, including: Android app development with clean, maintainable code WhatsApp Business API integration Real-time send/receive messaging Multiple concurrent conversations Push notifications for incoming messages Secure API authentication and credential configuration Chat history and responsive chat UI Signed APK and complete Android Studio source code Setup and Play Store deployment documentation I’ll ensure the app is reliable, responsive, and works within WhatsApp’s official API limitations. If any requested functionality is restricted by the WhatsApp ecosystem, I’ll identify it upfront and recommend the appropriate workaround. I can start immediately and provide a production-ready implementation with a clean handover. Best regards,
$6 USD in 30 days
5.1
5.1

Hi there, I've built a few real-time chat apps on Android, and I recognize the friction you're trying to solve: switching between WhatsApp Web and your phone to manage customer conversations is genuinely inefficient for a busy admin. I've worked with REST-based messaging APIs and understand how to structure concurrent socket listeners and local message queuing so responses feel instant, even on slower connections. The push notification layer is straightforward using FCM, but the trickier part is keeping multiple chat threads in memory without bloating RAM—I'd handle that with a lightweight pagination approach rather than loading full conversation histories upfront. One thing I need to clarify: are you planning to use the official WhatsApp Business API (which requires a Meta business account and webhook setup), or would you prefer I integrate with a third-party gateway like Twilio or MessageBird? That choice affects the authentication flow and how quickly I can get you to that 30-minute setup window. I can deliver the full Android Studio project with a signed APK and a clear setup guide. Let's talk through your API preference and get started. kind regards, Corné
$3 USD in 40 days
3.8
3.8

I understand you need a dedicated Android app where your team can manage multiple WhatsApp Business conversations in real time without switching devices or using a browser. I can build a responsive multi-chat inbox with instant messaging, fast conversation switching, and reliable background notifications. I’d use Android Studio with the official WhatsApp API, a secure webhook/backend layer, and Firebase notifications. I’ll also be upfront about any WhatsApp API limitations and provide the full source code, signed APK, and a clear setup guide. Can you confirm whether you already have a Meta WhatsApp Business API account and approved phone number? Best regards, Code and Command
$12 USD in 40 days
3.5
3.5

Having garnered over 5 years of comprehensive experience in Full Stack Development and Mobile App Development, I'm confident that I can deliver exactly what you desire for your Android WhatsApp Admin Chat. With a specialty in API Integration and Java, I comprehensively understand the intricacies of integrating the WhatsApp Business API or any recommended gateway to ensure fluent message transfer, simultaneously allowing you to have several customer chats open at once without experiencing any lags, crashes, or slow downs. My proficiency in building reliable digital products with clean, well-commented source codes will not only provide you with a Full Android Studio project along with a signed APK ready for installation on your team’s devices, but also grant you easy access during the setup process through my guide that covers API credentials, build steps, and if needed, Play Store deployment. As someone who takes ownership of projects and values transparency; these deliverables not only describe my work process but also assure impeccable results with minimal stress on your end. Furthermore, as an expert in AI integrations and cloud deployment with mobile apps, I assure that the messages sent from the app will instantaneously appear in the customer's WhatsApp thread and vice-versa. Let's discuss how together we can streamline your customer conversations in one place!
$6 USD in 40 days
3.9
3.9

Hello, I understand you need a dedicated Android admin app where your team can manage WhatsApp customer conversations in real time without switching devices. I can build the Android Studio project with multi-chat handling, real-time send and receive, background notifications, clean source code, signed APK and a simple setup guide. With 10+ years in software development and experience in mobile apps and API integrations, I can deliver a reliable solution within the agreed budget and timeline. I will also be clear upfront about any WhatsApp API limitations and use the official API or a suitable proven gateway where needed. A few questions: Do you already have a WhatsApp Business API account approved? How many team members and concurrent chats should the first version support? Do you need shared chat assignment between admins? I’m ready to start.
$6 USD in 40 days
3.0
3.0

With my extensive 8+ years of experience in mobile app and software development, I'm confident that I can deliver an Android WhatsApp Admin Chat app that perfectly aligns with your requirements. Having worked on a variety of applications across domains, including chat apps similar to WhatsApp with real-time messaging features, I possess the right skills and knowledge to ensure your project's success. As an experienced developer, I understand the significance of user-friendly design and high performance. My proficiency in Android, Java, and Mobile App Development means I can seamlessly integrate your WhatsApp Business credentials to initiate and manage numerous customer conversations in real-time from one place without any noticeable delays or crashes. Additionally, my portfolio includes projects with similar functionality demands such as live chat, notification management and secure API integrations. It's also worth mentioning that I bring a flexible and adaptable approach to projects; if there are any limitations or potential bottlenecks within the WhatsApp ecosystem, I can promptly identify them and propose effective workarounds to maintain productivity.
$3 USD in 40 days
3.2
3.2

Hello, As a skilled and well-rounded full-stack developer with over 16 years of experience, I have extensive expertise in mobile app development and API integrations that makes me a great candidate for your Android WhatsApp Admin Chat project. My vast experience includes everything from Android app and WordPress development to API implementation, database design, and more. With my proven capability to handle large-scale projects within tight deadlines, I assure you that I can deliver the product you desire in record time without compromising on quality. Furthermore, my familiarity with REST APIs and Android Studio will allow me to instantly send and receive messages through the official WhatsApp Business API or any other gateway you deem fit. My robust experience has also equipped me with the necessary skills to ensure that your app meets all the acceptance criteria mentioned. From instant message transmission to a smooth operation of multiple chat windows, you can rest assured that my solution will perform seamlessly. My team's diligent work approach comes bundled with on-time deliveries and cost-effective solutions, while my commitment to clear communication ensures we're always on the same page. Partner with us for a top-notch Android solution that guarantees your business an edge. Thanks!
$20 USD in 1 day
2.7
2.7

Hi, I understand the requirement. You need an Android app where your team can manage WhatsApp customer conversations from one place using the official WhatsApp Business API. Before confirming the final scope and cost, I’d like to check your current WhatsApp Business API setup and credentials. This will help us confirm the best integration approach and avoid any limitations later. We can handle real-time messaging, multiple active chats, push notifications, and provide the complete Android Studio project, APK, and setup guide. Could you please confirm if you already have a Meta Business account and WhatsApp Business API/WABA setup? Once I have these details, I can discuss the technical approach, timeline, and estimated cost with you. Ready to discuss the project.
$8 USD in 40 days
2.0
2.0

Hi! My name is Vandini, and I’m here to offer my services as an experienced Android app developer. I have experience with Android, REST APIs, real-time messaging, push notifications, and third-party API integrations. I can build a clean Android app integrated with the official WhatsApp Business API, including real-time conversations, multi-chat support, background notifications, secure API handling, and a signed APK with complete source code and setup documentation. I’d be happy to review your WhatsApp API setup and confirm any platform limitations upfront. Once the scope is locked, I can start right away.
$6 USD in 40 days
1.8
1.8

Managing multiple customer conversations efficiently is crucial. If the app lags or crashes, it could lead to missed responses and unhappy customers. That’s a real cost—lost sales and trust. I'd start with integrating the WhatsApp Business API to ensure instant message delivery. It’s key to have real-time communication, so I’ll focus on optimizing the chat flow to support multiple open conversations. This includes building a responsive UI for seamless switching. I’ll also implement push notifications to keep you updated, even when the app is in the background. I’ve developed similar apps before, ensuring smooth performance and intuitive user experience. Revisions will be part of the process, so you’ll have a chance to refine features based on your feedback. What’s your timeline for this project? Do you have existing API keys ready?
$4 USD in 7 days
1.6
1.6

Hi there, I can develop a dedicated, high-performance Android application to manage your WhatsApp Business customer chats seamlessly in real-time. Key Technical Solutions: WhatsApp Business API Integration: Connect using official WhatsApp Cloud API Webhooks and endpoints for instant message sending and receiving without lag. Multi-Chat Dashboard UI: Build an intuitive, low-latency chat interface allowing fast switching between open conversations. Real-time Push Notifications: Implement Firebase Cloud Messaging (FCM) to deliver instant alerts for incoming messages when the app is running in the background. Complete Deliverables: Provide a clean Android Studio project codebase, signed APK for immediate team deployment, and a clear setup/API documentation guide.
$6 USD in 40 days
0.0
0.0

Hi, I can build this as a native Android app, but one important point first: with the official WhatsApp Business Platform, the app shouldn’t store a normal WhatsApp username/password and connect directly. The clean setup is Android app → your backend → WhatsApp Cloud API, with webhooks receiving incoming messages and FCM handling background notifications. That architecture will still give you the experience you want: one inbox, multiple active customer conversations, instant send/receive, unread states, and push notifications when the app is closed. I’d build the Android side in Kotlin, keep the chat UI lightweight for fast switching, and provide the backend/webhook layer needed for secure token handling. API credentials would stay server-side rather than being exposed inside the APK. I’ll also provide the Android Studio source, signed APK, setup/build guide, and clear steps for replacing credentials or publishing later. Before I start, I’d confirm whether you already have a Meta Business account + WhatsApp Business API number approved, or whether setup of that side is also part of the job. — oleksiik
$6 USD in 40 days
0.0
0.0

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