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Project Title: AI-Powered Personal Assistant for Phone Calls and Appointment Booking (Accessibility-Focused) I am looking for a developer (or small team) to build a mobile application acting as a personal AI assistant. Goal The assistant should be able to make phone calls on my behalf, interact with the person on the other end, and book appointments according to my preferences. User Profile The application should store and remember a personal profile, including: Disability: Ataxia/ Multiple Sclerosis (MS)/Stroke survivors People with speech impairments People with mobility disabilities Wheelchair user Preferred appointment times (morning preferred) Contact information Other personal preferences and accessibility requirements Example Scenario I tell the assistant: "Call this dermatology clinic, book an appointment for a mole examination, tell them I am a new patient, prefer a morning appointment, and verify wheelchair accessibility (no steps, accessible entrance)." The assistant should: Place the phone call. Speak naturally with the receptionist. Ask the required questions. Negotiate appointment times if needed. Confirm accessibility details. Provide a summary of the conversation. Allow me to listen live through speakerphone. Desired Features: Mobile app (Android first, iOS optional) Voice commands AI conversation capabilities User profile memory Appointment booking assistance Accessibility requirement verification Conversation summaries Secure storage of personal information Questions for Developers: Is this technically feasible today? What technologies would you recommend? Estimated development cost? Estimated development timeline? What would be the cost for: MVP / Prototype Beta version Production-ready application Please provide examples of similar AI, voice assistant, telephony, or accessibility-related projects if available.
Project ID: 40507845
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161 freelancers are bidding on average €2,197 EUR for this job

⭐️⭐️⭐️ AI-Powered Personal Voice Assistant for Phone Calls & Appointment Booking ⭐️⭐️⭐️ Hello, I checked the JD, and you want to build an AI-powered mobile assistant that can make phone calls on the user’s behalf, hold natural conversations, book appointments, verify accessibility requirements, and provide conversation summaries while securely managing personal preferences. Main Features: * AI Voice Command Interface * Natural AI Phone Conversations * Automated Appointment Booking * Live Call Monitoring & Speaker Mode * Personal Profile & Preference Memory * Accessibility Requirement Verification * Contact & Preference Management * AI Conversation Summaries * Secure User Data Storage * Appointment History & Notifications * Calendar Integration * Voice-to-Text & Text-to-Voice * Smart Scheduling & Time Negotiation * Multi-Clinic & Contact Support * Real-Time Call Status Updates * Admin & Configuration Panel Let’s chat…. Thanks
€1,700 EUR in 20 days
9.3
9.3

Hi — Elias here from Miami. I see you're looking to develop an AI-powered personal assistant for appointment booking with a focus on accessibility. It’s a practical solution that can greatly enhance user experience. What usually matters most here is ensuring the AI can manage diverse user interactions while maintaining a smooth flow. The tricky part is often around addressing varied accessibility needs and ensuring seamless integration with existing appointment systems. Scalability will also be key as user demand grows. My approach would involve building a robust backend that supports natural language processing, allowing for intuitive interactions. I'd focus on a clear, modular architecture to facilitate future updates and integrations, ensuring stability and adaptability. I’ve worked on similar systems that required complex integrations and accessibility features, giving me insight into potential pitfalls and best practices. A few questions to better understand the scope: Q1 – What specific user roles and permissions are you considering for the appointment system? Q2 – Are there existing platforms or services we need to integrate with for booking? Q3 – How do you envision handling user feedback for the AI’s responses? Happy to go through the details and suggest the best technical approach. Looking forward to hearing from you.
€2,500 EUR in 10 days
8.1
8.1

With over a decade of experience in full-stack architecture and high-scale systems, I understand your goal of creating an AI-powered personal assistant for accessible appointment booking. My background in developing high-security systems and scaling applications for over 1 million users directly applies to the challenges of ensuring the assistant can effectively interact on your behalf and book appointments according to your preferences. Strategic Insight: To ensure scalability and security, implementing a robust user profile memory system will be crucial for personalizing interactions and storing sensitive information securely. Leveraging advanced AI conversation capabilities will also enhance the assistant's ability to handle complex interactions. I have successfully built and scaled AI-powered applications with voice command capabilities, similar to the requirements of your project. Let's discuss your project further to create a roadmap for development and address any technical feasibility questions you may have. Feel free to reach out to me to discuss the details and requirements of your project.
€2,400 EUR in 30 days
8.3
8.3

Hi Yes, this is technically feasible today, and I can build an Android-first AI phone assistant focused on accessibility, appointment booking, and secure personal profile memory. My experience includes mobile app development, AI voice agents, Twilio/Vonage telephony, speech-to-text, text-to-speech, LLM conversation flows, secure data storage, call summaries, and accessibility-focused UX. The main technical challenge is making the assistant reliable during live calls while protecting sensitive medical/accessibility information and avoiding incorrect appointment confirmations. I would solve this with structured call goals, user profile memory, real-time transcription, AI response control, human override/listen mode, consent-aware call handling, and encrypted storage. For the MVP, I would recommend Android, Twilio or Vonage for calling, OpenAI/Claude-style LLM logic, Whisper/Deepgram for transcription, and secure backend storage. The assistant can call clinics, explain appointment needs, check wheelchair access, negotiate preferred morning times, and return a clear summary after the call. I can provide phased estimates for prototype, beta, and production once call volume, regions, and compliance requirements are confirmed. The build should start with a controlled MVP before expanding to full production reliability. Thanks, Hercules
€3,000 EUR in 15 days
6.9
6.9

Your accessibility-focused assistant has two hard parts: making phone-call appointment booking reliable, and making the app genuinely usable for people with speech, mobility or neurological impairments. I would design this around a secure user profile, preference-aware scheduling logic, call/voice workflow, confirmation handling, and accessibility-first mobile screens that can be tested with real booking scenarios. For this project I would focus on: - Personal profile/preferences, appointment rules, contact handling and consent/security boundaries - AI phone-call workflow with fallbacks for failed calls, unclear responses and confirmation messages - Accessible iOS/Android UX for Ataxia/MS/stroke survivors, wheelchair users and users with speech impairments If helpful, I can first produce the call-flow and accessibility test checklist before implementation starts. Best, Dr. Syafiq
€3,000 EUR in 21 days
7.1
7.1

Hi, this looks straightforward at first, but in my experience there’s usually a key detail that can cause issues later. I’ve handled similar projects before and can outline a practical approach for you. For similar work and case studies, feel free to check my profile: https://www.freelancer.com/u/microlent Let me know if you'd like me to walk you through the plan. ~ Rajesh
€2,250 EUR in 30 days
8.0
8.0

I’ve built voice + automation workflows before, including call handling and conversational AI integrations. What you’re aiming for is feasible today, but it needs the right combination of telephony, real-time AI, and a clean mobile UX. I’d approach this with a voice-first Android app connected to a call layer (Twilio or similar) and a conversational engine (LLM + speech-to-text + text-to-speech) that can handle dynamic dialogues like appointment booking and accessibility checks. Core pieces I’d focus on: - Reliable call handling with live listen-in option - Natural, interruptible conversations (not rigid scripts) - Persistent user profile with accessibility preferences - Clear post-call summaries with key confirmations One important consideration: real-world calls are messy (interruptions, unclear answers), so the assistant needs fallback logic—not just “happy path” flows. Timeline-wise, an MVP covering call + booking + summaries is realistic quickly, with iteration toward stability. Have you thought about whether the assistant should fully automate calls or allow user takeover mid-conversation if needed?
€2,100 EUR in 5 days
6.6
6.6

Hi, I understand that making phone calls easily and booking appointments without hassle is very important for accessibility. From what I’ve seen, creating a natural voice interaction that understands specific needs can really ease daily routines. People want a smooth experience that feels personal and respectful of their preferences. I can handle building the part that remembers your profile details like your preferred times and accessibility needs. For the call automation, I will integrate voice recognition and synthesis to chat naturally with receptionists, ask questions, and confirm details. I also plan to add a feature to listen to ongoing calls if you want to follow along, with clear summaries afterward. Good communication and high-quality work will make sure your app saves you time, helps your independence, and is easy to support later. Let’s talk about how we can plan this out and do something even bigger together. I’ve worked on projects like a multi-vendor marketplace and a ticketing system that are similar in complexity. We can create a strong first version and grow it based on what you need. Looking forward to discussing next steps with you! Regards, Nick
€1,500 EUR in 9 days
6.6
6.6

Hi, this is Paul from Canada. I understand you want an accessibility-focused AI personal assistant that can make phone calls on behalf of users, hold natural conversations with receptionists, book appointments, verify accessibility requirements, remember user preferences, and provide live monitoring plus conversation summaries. I have experience building AI-powered applications using LLMs, voice AI, speech-to-text, text-to-speech, telephony APIs, mobile apps, and conversational workflows. My background includes AI assistants, appointment automation, voice interaction systems, secure user-profile management, and accessibility-focused applications for Android and web platforms. Questions: 1. Do you prefer the calling infrastructure to use Twilio, Vonage, or a custom telephony provider? 2. Should the AI handle bookings fully autonomously, or require user approval before confirming appointments? I'm open to join a video call to discuss about what you're envisioning in detail. This is technically feasible today using modern voice AI and telephony technologies. I can help design an MVP, beta, and production-ready solution with a scalable architecture focused on reliability, accessibility, and secure handling of personal information. Regards, Paul
€2,500 EUR in 25 days
6.6
6.6

Hi, I understand you need an accessibility-focused Android-first AI phone assistant that can store user preferences, place calls, speak with clinics, book appointments, verify wheelchair access, provide live listening, and summarize outcomes. I have experience building voice-agent workflows with telephony APIs, mobile apps, secure profile storage, conversation logic, appointment workflows, transcription, summaries, and accessibility-first UX. Yes, this is technically feasible today, and I would recommend Android + a backend voice stack such as Twilio/Vapi/Retell with secure user profiles, call controls, consent handling, and phased delivery from prototype to production. Q1: Should the assistant call through the user’s phone number or a dedicated cloud phone number? Q2: Do you need live takeover during calls? Q3: Which country’s clinics and privacy rules should the MVP target? Best regards.
€2,250 EUR in 7 days
6.6
6.6

Hello There!!! ★★★★ (Building an AI voice assistant for accessible phone-call based appointment booking) ★★★★ Project understanding: I understand you need an AI-powered mobile assistant that can make real phone calls, speak with receptionists, book appointments, and handle conversations based on user preferences. It must support accessibility needs, store personal profiles, and provide summaries while ensuring secure data handling. Services: ⚜ Mobile app development (Android-first, scalable to iOS) ⚜ AI voice assistant with natural conversation flow (NLP + LLMs) ⚜ Telephony integration for real outbound/ inbound calls ⚜ User profile memory system with accessibility preferences ⚜ Appointment booking logic with dynamic scheduling handling ⚜ Conversation transcription + AI summarization ⚜ Secure backend for sensitive personal data storage I have exp in building AI-driven voice and automation systems using LLM APIs, speech-to-text/text-to-speech and backend orchestration. I usually design systems with modular AI + telephony layers so calls feel natural and reliable. I can guide feasibility, stack (Twilio/Deepgram/OpenAI etc.), and MVP roadmap clearly. Let’s connect and shape this properly. Warm Regards, Farhin B.
€1,515 EUR in 15 days
6.6
6.6

Hello, I hope you are doing well. I understand that you are looking to build an AI -BASED APPOINTMENT BOOKING MOBILE APPLICATION, and I would be happy to help. I have extensive experience in designing and developing applications and have successfully delivered many projects. What I offer: -Development using the latest technologies -Daily project updates and clear communication -On-time delivery within the agreed timeline -Complete source code provided after project completion -One year of support for the developed work -10+ years of experience in web and app development -Fully responsive, fast-loading, and SEO-friendly design -A powerful super admin panel to manage the entire system Please feel free to initiate a chat so we can discuss your requirements in detail. Thank you and regards, Dheeraj K.
€1,500 EUR in 12 days
6.9
6.9

Hello I have read your requirements, and I am sure 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 and php CodeIgniter mvc and Laravel. Please consider me and initiate a chat for further detailed discussion. Regards, Anju
€1,500 EUR in 30 days
6.5
6.5

Hi there, Regarding your AI-powered personal assistant project, a critical aspect to consider is the seamless integration of voice commands with AI conversation capabilities. Ensuring this can effectively handle real-time interactions is key. I've developed similar systems that deliver fluid conversation experiences, avoiding the common pitfalls of delayed or robotic responses. In a previous project, I built an AI assistant that achieved a 98% accuracy rate in understanding and executing complex scheduling requests. I include 30 days of post-deployment bug-fixing, ensuring your assistant runs smoothly. What specific challenges do you foresee in integrating accessibility features for different user profiles? Let's discuss how I can help.
€1,500 EUR in 30 days
5.7
5.7

Hi, We’ve developed a similar AI-based product called ConvoAI, where users can book appointments with doctors and have conversations with them. We also built a custom telephony system to handle incoming and outgoing calls, allowing users to listen to conversations and receive summaries afterward. For your project, we can use existing AI models like Whisper and ChatGPT to convert voice to text, summarize conversations, and extract key information. We can also integrate with third-party APIs like Calendly to book appointments directly on doctors’ calendars. We’re fully committed to delivering a high-quality product and can assign multiple developers with different specialties as needed. Let’s schedule a 10-minute introductory call to discuss your project in more detail and see if I’m the right fit. I’m eager to learn more about your exciting project. Best regards, Adil
€2,236.18 EUR in 21 days
5.9
5.9

OVER 10 YEARS OF EXPERIENCE IN IT, HIGH QUALITY DELIVERY I have completed so many AI chatbot projects so far so I can show the working videos and screenshots of those results I have completed from scratch while chatting. Hello! This is technically feasible today, but the safest way to build it is not as a fully uncontrolled AI caller at first, it should start as a guided appointment booking assistant with clear user approval, live listening, call summaries, and strong privacy around disability and medical preference data. I can build an Android first MVP where the user stores their profile, preferred appointment times, contact details, accessibility needs, and booking instructions, then the assistant places calls through a telephony layer, speaks with the clinic, asks about availability, verifies wheelchair access, confirms new patient requirements, and returns a clean summary. I would recommend a stack using React Native or native Android, a secure backend, Twilio or similar voice API, speech to text, text to speech, and an LLM conversation layer with guardrails and scripted fallback flows. For sensitive data, I would use encrypted storage, consent screens, audit logs, and strict separation between profile memory and call transcripts. I can structure the project in phases, prototype first, beta with real appointment flows, then production with better reliability, monitoring, and app store readiness. Warm regards, Yulius Mayoru
€1,500 EUR in 7 days
5.4
5.4

This is definitely feasible today, but the biggest challenge is not the AI conversation itself—it’s creating a reliable calling flow that can handle real receptionists, interruptions, unavailable slots, and accessibility-specific questions without feeling robotic. My approach would be to start with the user profile layer so appointment preferences, mobility requirements, and communication needs are remembered and reused automatically. From there, I'd build the call orchestration flow, where the AI receives a request, places the call, gathers required information, negotiates available times, verifies accessibility details, and generates a clear summary afterward. Live call monitoring through speakerphone can be included so the user remains informed and can intervene if needed. For an MVP, I'd focus on Android, voice commands, profile memory, appointment booking, and call summaries first, then expand toward production-grade reliability and broader provider coverage. One similar area I've worked in involved Python-based automation handling multi-step conversations and structured information capture from real-world workflows. Are you envisioning calls being placed through the user's phone number, or through a dedicated service number managed by the platform?
€2,000 EUR in 7 days
5.5
5.5

Hello! An AI powered accessibility focused assistant for appointment booking is a strong and impactful concept because it combines voice interaction, real time calling, and personalized memory to help users manage everyday tasks more independently. I’ve reviewed your requirements and understand the importance of building a system that can handle real phone conversations, understand context, and support users with accessibility needs in a reliable and controlled way. The application can be developed as a mobile first AI assistant that stores user preferences, initiates phone calls, and interacts naturally with receptionists to book appointments. It can handle key steps like asking for availability, confirming accessibility requirements, negotiating time slots, and then providing a clear summary of the conversation to the user. The system can also support live call listening and voice command based control for better accessibility. Send me a message and let's discuss the conversation flow, safety controls, and rollout plan for the first version. Best regards, Nikita Gupta.
€1,500 EUR in 45 days
5.5
5.5

Bonjour ! Un assistant IA mobile pour passer des appels téléphoniques et prendre des rendez-vous au nom d'utilisateurs en situation de handicap — Ataxie, SEP, AVC, troubles de la parole, mobilité réduite. Un projet qui a un vrai impact sur la vie des gens et je prends ça au sérieux. Faisabilité : Oui, techniquement réalisable aujourd'hui. Stack recommandée : React Native (Android prioritaire), Twilio pour les appels téléphoniques, Claude ou GPT-4o pour la conversation naturelle avec le/la réceptionniste, profil utilisateur stocké localement avec chiffrement. L'assistant passe l'appel, parle naturellement, pose les questions d'accessibilité (rampe d'accès, entrée sans marches), négocie les horaires selon les préférences, fournit un résumé et permet l'écoute en direct. MVP : Android uniquement, profil basique, appels via Twilio, conversation IA, résumé post-appel — livrable en 45 jours. Envoyez-moi un message et construisons quelque chose qui change vraiment le quotidien de vos utilisateurs. Mateo
€2,500 EUR in 35 days
5.2
5.2

Hi there, This project instantly caught my eye, so I had to reach out. I see you are looking for a developer to build an AI-powered personal assistant for accessible appointment booking for individuals with disabilities. I have a proven track record of helping businesses increase accessibility and user experience through innovative technology solutions. I can provide samples of successful projects upon request. Based on what you mentioned, here is how we would approach the project: - Develop a mobile app with voice command capabilities - Implement AI conversation features for natural interactions - Securely store and remember user profiles and preferences Rest assured, we prioritize clear communication and delivering a seamless, user-focused solution optimized for performance. Best Regards, XRProConnect
€1,500 EUR in 14 days
4.6
4.6

Tomblaine, France
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