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I need a very lightweight Android app whose single purpose is to send one predefined, text-only push notification to all subscribed users whenever I tap a “Send” button. No scheduling, no automated triggers—just a manual push on demand. High-level flow • On first run the app should register the device for push via Firebase Cloud Messaging (or another standard push service you prefer). • In the main (and only) screen I want a simple, clean interface that shows the canned text, plus a prominent button that dispatches it to every subscribed device. • Subscribers simply install the same APK; as soon as they open it once they’re eligible to receive the notification. - there also needs to be a simple administrator portal that can allow the subscribed clients to be turned on or off. Acceptance If pressing the button reliably delivers the exact text notification to at least two test devices running Android 9+ within a few seconds, the job is done. Keep it minimal—no images, links, or extra UI.
Project ID: 39745091
24 proposals
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24 freelancers are bidding on average $39 USD for this job

Hi there! Sending a one-button push to all users can feel risky if delivery is slow or unreliable. Building a tiny app plus admin portal must be simple but dependable to avoid user frustration. I will make a lightweight Android APK that registers with Firebase Cloud Messaging, shows the canned text, and sends the exact notification to all subscribed devices when you tap Send. I will build a minimal admin portal to toggle subscribers on or off and test delivery to multiple Android 9+ devices. I will keep the UI tiny, fast, and secure so it works reliably with no extra features. Do you prefer Firebase Cloud Messaging or another push service? Open chat now and I will start the setup.
$20 USD in 7 days
3.4
3.4

Hello, I can develop a lightweight Android app exactly as described—minimal UI, one predefined notification, and reliable push delivery via Firebase Cloud Messaging (FCM). Proposed Solution: FCM Registration – On first launch, each device automatically registers for push notifications. Main Screen – Shows the predefined text message and a single “Send” button to dispatch the notification. Admin Portal – A very simple web-based panel (lightweight backend, e.g. Firebase Functions or PHP/MySQL) to toggle subscriber devices ON/OFF for receiving notifications. Push Delivery – When you tap “Send,” the notification will be delivered instantly to all active devices (tested on Android 9+). Minimalist Build – Clean, no unnecessary assets, images, or extra UI elements—just functionality. Why me: ✔ 11+ years of Android development experience (Java/Kotlin). ✔ Hands-on expertise with FCM, push messaging, and real-time delivery. ✔ Strong backend experience to build a lightweight admin portal for subscriber management. ✔ Ability to deliver fast, reliable, and minimal solution per your acceptance criteria. I can start immediately and deliver a working version with push + admin panel tested on 2+ devices within a few days. Looking forward to collaborating on this simple but impactful tool. Best regards, Aman Gupta
$90 USD in 4 days
3.5
3.5

With my extensive experience in Android app development, the project of creating a lightweight and streamlined app to send predefined push notifications on demand aligns perfectly with my skill set. I am well-versed with Firebase Cloud Messaging, one of the widely used push services, ensuring a seamless integration process. My design skills will significantly contribute to delivering a simple and clean interface, focusing on functionality without any unnecessary complexity. In terms of usability, my familiarity with Android 9+ guarantee reliable message delivery within seconds to multiple test devices, ensuring the project meets your acceptance criteria. Moreover, I can also add value through the creation of an effective administrator portal that grants you control over subscribed clients. Additionally leveraging my PHP skills, I will establish a smooth interaction between the portal and the mobile app. Thus, offering you insights into client activity and equipping you with a convenient on/off function for user subscriptions. Waiting for your response to go ahead with creating this exceptional solution!
$20 USD in 3 days
4.2
4.2

As an accomplished mobile app developer with expertise in both Android and iOS using Flutter, I'm confident in my ability to tackle your project efficiently and effectively. My strong focus on delivering a great user experience while maintaining high-performance aligns perfectly with the streamlined, minimal nature of your app requirements. With my deep knowledge of Android push notifications and Firebase Cloud Messaging, I can assure you of a reliable solution that will deliver your predefined push notification to all subscribed users within seconds. In addition to my technical proficiency, I also bring strong UI/UX design skills to the table. I understand and appreciate the need for a clean and simple interface that makes it easy for users, whether they're subscribers or administrators, to perform desired actions without any unnecessary frills. This will not only ensure smooth navigation for your clients but also make life simpler for you as you manage subscriptions through the administrator portal. Moreover, I believe in consistent communication and collaboration with clients throughout the development process. This ensures that the final product meets every requirement down to the smallest detail. Let's build an incredibly lightweight yet potent app together that takes care of all your global notifications need with minimum fuss!
$20 USD in 7 days
2.6
2.6

I can help you build the application. We can go with flutter since it is cross platform . Will provide complete documentation and help in deployment in app and play store. Let's discuss
$20 USD in 7 days
1.5
1.5

Hello joec519, We went through your project description and it seems like our team is a great fit for this job. We are an expert team which have many years of experience on PHP, Mobile App Development, Android, MySQL, Mobile Development, Android App Development, Android SDK, Android Studio Lets connect in chat so that We discuss further. Thank You
$30 USD in 7 days
1.2
1.2

Hi, We would like to grab this opportunity and will work till you get 100% satisfied with our work. We are an expert team which have many years of experience on PHP, Mobile App Development, Android, MySQL, Mobile Development, Android App Development, Android SDK, Android Studio Please come over chat and discuss your requirement in a detailed way. Thank You
$20 USD in 7 days
0.2
0.2

Hi joec, I understand you need a lightweight Android app for manual push notifications, focusing on simplicity and efficiency. This project aligns perfectly with my expertise in creating seamless and user-friendly mobile applications. This is right up my alley, having delivered similar projects successfully in the past. Although new to Freelancer.com, I have a proven track record of delivering excellent results off-platform. If this sounds like a good fit, I’d be happy to dive deeper into your ideas! Cheers, Leon Boshoff
$10 USD in 30 days
0.0
0.0

Hi there! I understand it can be frustrating when you just need a simple push notification system but existing solutions feel bloated or complicated. Manual sending should be quick and reliable without extra setup. I will build a lightweight Android app that registers devices with Firebase Cloud Messaging and shows a single screen with your predefined text and a “Send” button. I will also create a simple admin portal to enable or disable subscribers. Notifications will be delivered instantly to all subscribed devices when you press the button. Do you want the admin portal to be web-based or part of the app itself? Start chat now and let us get your push sender working smoothly.
$20 USD in 7 days
0.0
0.0

Hi joec519, I have carefully read your job description and I am confident I can handle this project successfully. With my skills and experience in PHP, I will ensure the work is completed with accuracy, professionalism, and delivered on time. I always focus on providing quality results that meet client expectations and add real value. I have worked on similar projects before and understand the importance of clear communication, attention to detail, and reliability throughout the process. You can expect full dedication, regular updates, and a smooth workflow from my side. I am ready to get started right away and would be glad to discuss the project details with you. Best regards, Sidra
$20 USD in 7 days
0.0
0.0

Hhi I am experienced in this and I can start right now but i have few doubts and questions lets have a quick chat and get it started waiting for your replyyy ! r
$20 USD in 7 days
0.0
0.0

Harnessing my extensive experience as an Android app developer, I am the perfect fit for your project. I have a keen eye for developing minimalistic yet powerful applications that deliver reliable results within desired timeframes. With this in mind, I will not only create a lightweight app using Firebase Cloud Messaging but also integrate an efficient admin portal for easy subscriber management. Additionally, my background in internet security ensures that your app and its data will be protected from any potential threats or vulnerabilities. A constant learner, I always stay updated on the latest tools and techniques ensuring that your product remains current and secure. Punctuality and efficacy being two of my strongest qualities, I can confidently guarantee a rapid delivery while assuring you of quality. Let me leverage my proficiency in Android App Development and Mobile App Development to give you an absolute state-of-the-art canned push sender that caters to all your needs.
$30 USD in 4 days
0.0
0.0

I was excited to come across your project, it’s exactly the kind of challenge I love taking on. I specialize in crafting clean, modern, and high-performing digital solutions. From web design and development to automation and creative design, I help businesses streamline operations and stand out in a crowded market. While I’m new to Freelancer, I bring real-world experience. Let’s connect and explore how I can help bring your vision to life. Best regards, Thomas
$10 USD in 30 days
0.0
0.0

Hi, I’m an experienced Android developer with a focus on Firebase Cloud Messaging (FCM) for push notifications. I can deliver a lightweight app with the following features: 1. Firebase registration: On the first run, the app will register the device for push notifications. 2. Simple UI: A clean interface displaying the predefined text and a “Send” button to dispatch the notification to all subscribed users. 3. Subscription management: Subscribers will automatically be eligible to receive notifications upon opening the app. 4. Admin portal: A minimal interface for managing subscribed clients (turning them on/off). 5. Push Notification Delivery: Ensure reliable, immediate delivery of notifications to multiple devices. I will ensure the app is minimal, fast, and meets the requirement to deliver push notifications within a few seconds. Looking forward to getting this up and running quickly for you! Best regards
$20 USD in 1 day
0.0
0.0

I’m confident I’m a great match for your project because I know the value of a straightforward Android app that serves a specific purpose flawlessly. My approach is to build a lightweight app with a clean interface for manual push notifications, ensuring a user-friendly experience for both administrators and subscribers. Specializing in Android development and Firebase Cloud Messaging, I guarantee reliable delivery of notifications to subscribed devices. With experience in similar projects, I prioritize functionality and efficiency without unnecessary features. Let’s discuss your requirements further and create a seamless solution. Regards, Faeez Jacobs
$10 USD in 30 days
0.0
0.0

Hi joec, I’m Christoff Fourie, and I specialize in creating seamless digital solutions. I propose developing a lightweight Android app for manual push notifications using Firebase Cloud Messaging. The app will feature a single screen with a "Send" button for instant notifications. Subscribers can easily receive notifications by installing the same APK, and an admin portal will allow you to manage subscriptions. With my expertise in smooth app development, I assure you of a reliable system that will swiftly deliver notifications to your Android devices. Let’s collaborate to bring your notification system to life. Looking forward to discussing this further. Best regards, Christoff
$10 USD in 30 days
0.0
0.0

Hola, Soy un desarrollador con experiencia en Android y Firebase. Puedo crear una aplicación ligera que envíe notificaciones push manuales usando Firebase Cloud Messaging (FCM). Los usuarios se suscribirán al abrir la app, y el administrador podrá enviar las notificaciones mediante un botón en una interfaz simple. Tecnologías a utilizar: Android Studio para el desarrollo. FCM para las notificaciones. Firebase Realtime Database para gestionar suscriptores. Firebase Admin SDK para administrar los tokens. Plan de desarrollo: Configuración de FCM y registro de dispositivos. Desarrollo de la app con un botón para enviar notificaciones. Creación de un portal de administración para activar/desactivar suscriptores. Pruebas y entrega de la APK. Tiempo estimado: 5 a 7 días laborales. Costo: $20 USD, que incluye tanto la app como el portal de administración. Estoy listo para comenzar de inmediato. Quedo a disposición para cualquier consulta. Saludos cordiales,
$19.99 USD in 6 days
0.0
0.0

Montgomery, United States
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