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I need a mobile app that can instantly intercept and block any command issued on a user account. The solution has to run on both iOS and Android and work the moment a text or voice instruction is detected, cancelling it before it reaches the underlying service. Core goals • Sub-second response: once a command is issued, the block must take effect in real time. • Universal coverage: text, voice, or any other command format should be handled without extra setup. • Seamless integration: the blocking mechanism has to sit between the user interface and the target account or API, preventing the original request from being executed while logging what was stopped. I am open to your suggestions on the best tech stack—React Native, Flutter, native Kotlin/Swift, WebSockets, Firebase, custom backend, or whatever you feel will guarantee speed and reliability. If you believe an admin dashboard or analytic panel would add value, please outline how you would implement it and what extra effort is involved; I have not decided on that yet. When you reply, briefly describe: 1. How you will achieve instant interception on both platforms. 2. Which libraries, frameworks, or cloud services you would choose and why. 3. A high-level timeline to reach a working proof of concept. I’m looking for a clean, well-documented codebase and thorough testing so we can move quickly from PoC to production.
Project ID: 40657175
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53 freelancers are bidding on average ₹15,945 INR for this job

Hi, for instant interception on both platforms I would place a client-side interceptor between your UI and the target API, using platform-level hooks (Android AccessibilityService/foreground service, iOS background extension) so text or voice commands are captured before dispatch. A lightweight WebSocket/Firebase channel gives sub-second decisioning and logs every blocked action. I would build the shared UI in React Native or Flutter with native modules (Kotlin/Swift) for low-level interception, backed by Firebase or a custom Node backend for rules and logs. An admin/analytics dashboard can be added once scope is confirmed. Rough timeline: 1-2 weeks for a working PoC on one platform, then extend to the second. Codebase will be clean, documented and tested. Regards, Harsh Thoriya
₹7,000 INR in 7 days
7.9
7.9

Hello, I have 10 years of experience developing secure Android and iOS applications using React Native, REST APIs, real-time communication, and cloud backends. For this project, I would first define the interception boundary carefully: universal blocking across arbitrary third-party apps is restricted by iOS and Android security models, so reliable interception requires control of the target app, API, or an authorized gateway. For a proof of concept, I can build a controlled command pipeline where text or voice input is processed, validated, blocked or forwarded within milliseconds, and logged securely. React Native can handle the shared interface, while native Android/iOS modules can support platform-specific behavior. A Node.js backend with secure APIs and real-time events can manage policies, audit logs, and optional administration. Best regards
₹12,000 INR in 7 days
6.9
6.9

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. Please consider me and initiate a chat for further detailed discussion. Regards, Anju Logical Soft Tech Pvt Ltd, Indore(M.P)
₹20,000 INR in 14 days
6.5
6.5

Hello Client, Greeting of the day!!!! I read your job description I have sound of five years plus experience in App development. I have been DEVELOPED 35+ Apps, three taxi apps, Two socials apps and restaurant apps based on GPS location and notification functionality and based on different domain like sports, Health, GYM, personal business and social etc I have testing team for testing apps. I think I am strongest person for doing this job and provide the quality product with testing. I am always available for your support. Thanks Sr. Mobile Developer
₹10,000 INR in 10 days
6.7
6.7

Hi, I can build this as a **cross-platform Flutter/React Native solution with a low-latency middleware layer** that intercepts text/voice commands before they reach the target API, blocks matching requests in real time, and logs every prevented action. For reliable sub-second handling, I’d use **WebSockets + a secure backend/proxy**, with native integrations where required for iOS and Android. The exact approach depends on having control over, or API access to, the target service—true universal interception is not possible outside that boundary. I’d deliver the PoC in phases: **interception layer → command detection/blocking → logging/testing → production hardening**. Clean source code, documentation, and thorough testing included. Best, Mehboob
₹9,000 INR in 7 days
6.0
6.0

Hi, I’ve reviewed your requirements and understand that you need a mobile application that can detect and block specific commands or actions in real time, with reliable background processing and a clean user interface. I can help you build the application using React Native with a stable and scalable architecture, while making sure the real-time functionality works smoothly on supported devices. My approach will be: 1) Understand the command-blocking logic and define the required app flow. 2) Build the React Native application with a clean and responsive interface. 3) Implement the real-time monitoring and command-blocking functionality. 4) Handle background processing, permissions, and device-specific requirements. 5) Connect any required APIs or backend services. 6) Test the application on real devices and fix performance or reliability issues. 7) Prepare the project for production release and provide clear documentation. I have good experience with React Native, JavaScript, APIs, mobile application development, and building reliable real-time features. One question: Do you need the command blocking to work completely on-device, or should it communicate with a backend service? I’d be happy to understand the exact blocking workflow and build a reliable solution around your requirements. Best Regards, Nikita Gupta
₹22,800 INR in 7 days
6.0
6.0

With over 8 years of experience in mobile app development, I am confident in my ability to create your Real-Time Command Blocking app as you envision it. One angle I would propose for attaining instant interception on both platforms is integrating WebSockets. This lightweight and efficient technology ensures seamless, real-time communication between user interfaces and the backend server. In addition to its speed and scalability, it requires zero setup from users, aligning perfectly with your universal coverage requirement. For this project, I would highly recommend using Flutter as the core technology due to its fast-paced development environment that guarantees both speed and reliability. Flutter's native-like performance on both Android and iOS makes it an excellent choice for building powerful cross-platform applications. To achieve sub-second response rates, Flutter's hot-reload capability lets me quickly iterate and optimize code to guarantee a smooth and swift action-blocking experience.
₹17,500 INR in 7 days
4.8
4.8

Hi there, Your project "Real-Time Command Blocking App" instantly caught my attention — it's exactly the kind of work we love to take on. What stood out to me is how clearly you’ve described what you want — and clarity like that is where we deliver our very best work. From your brief I can see this involves android, ios, flutter — all areas we handle in-house. We specialise in Mobile App Development, iPhone, Objective C, PhoneGap, which lines up directly with what you need. How we'd approach it: - Finalise the screens, user flows and feature list with you - Build smooth, native-feeling UI with clean, maintainable code - QA on real devices, then prepare and ship to the store(s) - Post-launch support and iteration once you’re live I also noted you don’t need extra setup — that’s clear, and I’ll keep the work clean and strictly on-brief. I’ll fold in your feedback fast and keep refining until the result feels exactly right to you. Happy to jump on a quick chat to walk through scope and timelines whenever suits you. Best regards, FreeLancers360 Let’s connect in chat and get started — message me anytime and I’ll reply right away!
₹1,500 INR in 5 days
4.3
4.3

As a seasoned and versatile developer, I have the ability to leverage your project’s unique requirements to shape the most practical and effective solution. My proficiency extends from high-performance web and mobile app development to enterprise software design, and I have successfully solved countless real-time systems challenges, even ones as complex as yours. Utilizing my strengths in Flutter, iOS Development and React Native, I will assure you a clean, well-documented and thoroughly tested codebase. For your immediate command blocking application across both iOS and Android platforms, I am inclined towards utilizing native Kotlin/Swift solutions as they maximize speed and reliability. Having successfully curated numerous mobile apps with similar instantaneous response goals, using a custom backend alongside WebSockets for seamless integration seems ideal. As for analytics, I believe an admin dashboard will certainly be beneficial, allowing you visibility into blocked data without hindering the core function of the system. My typical project execution plan falls into five time-bound steps – comprehensive requirement analysis, workflow mapping, modular development with milestone tracking, rigorous testing & optimization, deployment with exhaustive documentation
₹7,000 INR in 3 days
4.5
4.5

I can build the cross-platform command-blocking PoC with native iOS/Android interception at the application/API layer, real-time logging, sub-second enforcement, secure backend controls, and a clear architecture that respects platform-level OS restrictions.
₹7,000 INR in 7 days
3.5
3.5

Hi! I’m Tarang. I have read your entire project requirements. I will provide you with a Real-Time Command Blocking App within your budget. I have more than 12 years of experience and have completed 150+ projects in design and development. I am very interested in this job opportunity. I am available to start immediately and can deliver high-quality work within your timeline. Please join the chat so we can discuss further and get started right away.
₹12,500 INR in 7 days
2.8
2.8

As a highly skilled mobile app developer with expertise in both iOS and Android platforms, I am confident that I can deliver a real-time command blocking app that will exceed your expectations. My experience with cross-platform development using Flutter and React Native will ensure universal coverage for text, voice, or any other command format without the need for extra setup. In terms of libraries and frameworks, I suggest considering WebSockets for instant interception, Firebase for real-time functionality and custom backend depending on the complexity of the project. Over the past 6+ years, I have built numerous mobile apps that successfully integrate various functionalities and provide seamless user experiences. I understand the significance of the task at hand and its tight timeline. On that note, my proposal includes two weeks for proof of concept, demonstrating my efficiency while leaving ample room for any adjustments you may require. I have a strong dedication to creating clean, well-documented codebases which are thoroughly tested - crucial components if we're looking to move quickly from PoC to production.
₹7,000 INR in 1 day
3.4
3.4

Hi, I have read your requirement carefully. The key challenge is achieving real-time blocking without allowing the original command to reach the target service. I would approach this through an interception/gateway layer rather than relying only on the mobile UI, with server-side validation, command cancellation, logging, and WebSocket-based real-time communication where appropriate. For iOS and Android, I can use React Native for the application layer with native Kotlin/Swift modules where platform-level functionality is required. For the backend, I would consider Node.js with WebSockets and a lightweight database/logging layer for fast command processing and audit history. One important point I would validate during the PoC is the platform limitation around intercepting commands generated by arbitrary third-party apps/services. Both iOS and Android security models restrict universal interception, so I would design the architecture around the actual target service/API rather than promise functionality the OS cannot safely provide. I have 7+ years of experience with mobile and web application development, including React Native, Flutter, APIs, backend systems, and real-time functionality. I can first deliver a focused PoC to validate interception latency and blocking reliability, followed by production hardening and testing. I would be happy to discuss the target service/API and finalize the architecture. Thanks and Regards, Prachi Webix Infotech
₹10,000 INR in 10 days
1.8
1.8

Greetings! I'm Geetam, an expert in building end-to-end products that require seamless interoperability across platforms. Your 'Real-Time Command Blocking App' is an exciting opportunity in which I could apply my deep expertise in mobile app development with Flutter and React Native. With these advanced tools, your app will enjoy universal coverage while being capable of sub-second response time, fulfilling your core goals perfectly. For instant interception on both iOS and Android platforms, I'd leverage reactive programming paradigms like RxDart or RxJava which process streams of events as and when they arrive, ensuring real-time command blocking. Coupled with this, I would deploy WebSockets to enable seamless data transfer between devices, enhancing the reliability of your app's backend. In terms of libraries and frameworks, I suggest employing Firebase for handling real-time data syncing and authentication while using custom backend endpoints for maximum flexibility. As a proponent of clean documentation and quality codebases, be assured to receive a well-structured app tailored to your needs. A high-level timeline estimation for reaching a working proof of concept would be within 8-10 weeks considering the necessary quality checks and testing procedures. My solution also allows for adding an admin dashboard and an analytic panel effortlessly; we can discuss the specifics when the need arises.
₹7,000 INR in 7 days
0.0
0.0

With over 8 years of experience in mobile and backend development, I am confident that I can be a strong fit for your real-time command interception application. I understand the importance of low-latency processing, reliable request handling, and a secure architecture across both iOS and Android. For the initial PoC, I would evaluate the target service/API and implement a lightweight interception layer that can detect supported text or voice commands, validate them in real time, block eligible requests before execution, and securely log the blocked activity. I would use Flutter for the cross-platform application with a scalable backend and WebSocket-based communication where real-time processing is required. I would first validate the technical feasibility and platform limitations, particularly around iOS and Android, before moving toward production development. This will help ensure the sub-second response target is realistic without compromising security or reliability. I can structure the work into clear milestones covering architecture, interception PoC, mobile development, backend integration, logging, testing, and production readiness. I’d be happy to discuss the target API/service and recommend the most suitable technical approach.
₹9,000 INR in 20 days
0.0
0.0

Hello, I saw that the main challenge is intercepting a command before it reaches the underlying service while keeping the response fast on both iOS and Android. I would first define the exact command source and target API, because iOS and Android do not generally allow an app to universally intercept arbitrary commands issued by other apps or services. For a controlled application or API, I can place the interception layer directly between the client and backend, validate each request, block it in real time, and log the result. For the PoC, I would use Flutter or React Native for the client with a lightweight backend and WebSocket/API layer, then benchmark the complete request path before moving toward production. I can provide the initial PoC with logging, blocking rules and test coverage, followed by the production architecture once the exact integration points are confirmed. Best Regards, Faizan
₹30,000 INR in 1 day
0.0
0.0

I'll build a real-time command-blocking mobile app using React Native for cross-platform iOS and Android, with a Node.js WebSocket server that intercepts text or voice commands in under a second before they reach the target service—using speech-to-text for voice inputs and a configurable rule engine for blocking. I'll deliver the complete mobile app with WebSocket proxy architecture, Firebase for authentication and audit logging, and thoroughly tested code ready for production.
₹7,000 INR in 7 days
0.0
0.0

I can build a real-time command interception and blocking solution for iOS and Android, with low-latency request handling, blocked-command logging, and a clean architecture for future admin/analytics features. I have 5+ years of experience in mobile and backend development and can first deliver a tested PoC to validate the interception approach before moving toward production. Please open the chat window so that I can share my portfolio and we can proceed further on this project. In addition to your project needs, I'll provide you with clean source code, free bug patches, and maintenance. I am awaiting your positive response. Regards Ritesh
₹1,500 INR in 7 days
0.0
0.0

I can build a secure, high-performance mobile solution for real-time command interception on both iOS and Android. I would use native Swift/Objective-C and Kotlin for platform-level control where required, with a shared React Native or Flutter layer for common UI and business logic. A lightweight backend using Node.js, WebSockets, and Firebase can handle event logging, authentication, and analytics while keeping latency minimal. For interception, I’ll design the architecture so supported commands are evaluated immediately before execution, with blocked requests cancelled and logged in real time. I’ll also clearly identify platform/API limitations, since iOS and Android do not permit unrestricted interception of arbitrary third-party apps or system services. A functional PoC can be delivered in approximately 2–3 weeks, followed by testing, optimization, and production hardening. An optional admin dashboard can provide blocked-command logs, timestamps, users, analytics, and system monitoring.
₹10,000 INR in 7 days
0.0
0.0

Hello, ➤ I understand you’re looking for a reliable professional to develop a real-time command blocking app that functions seamlessly on both iOS and Android. ✦ PROFESSIONAL QUALITY | FAST COMMUNICATION | UNLIMITED REVISIONS ✦ ❇️ WHAT I CAN OFFER: ▪ I will implement instant interception by utilizing platform-specific APIs, ensuring sub-second response times for both text and voice commands. ▪ For the tech stack, I recommend React Native for cross-platform compatibility, coupled with WebSockets for real-time communication. Firebase can be utilized for backend services, ensuring reliability and scalability. ▪ My approach includes creating a clean and well-documented codebase with thorough testing to facilitate a smooth transition from PoC to production. ❇️ MY APPROACH: I will deliver a working proof of concept within 4-6 weeks, focusing on iterative development and incorporating your feedback. If an admin dashboard adds value, I can outline its implementation as part of our ongoing discussions. ✨ I’m ready to get started and can begin immediately. Send me the details, and I’ll ensure the project is handled professionally from start to finish. Regards, Shaun Kelly
₹6,500 INR in 7 days
0.0
0.0

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