
Closed
Posted
I want to turn a smartphone camera into a pocket-sized dietitian. The job is to build an Android app that accepts a photo of a meal—whether it is a home-cooked plate, a bowl of fruit, a salad, or even a packaged snack—and returns an estimated nutritional profile. At minimum the report must list calories, carbohydrates, fats, and proteins; fibre and key micronutrients are a welcome bonus if your model supports them. Core workflow I have in mind 1. User snaps or imports a food image. 2. The app detects and segments each food item in the photo. 3. It matches each segment to a nutrition database and scales the values by estimated portion size. 4. Results are shown clearly on-screen and saved locally for later review. Technical direction • Target platform: Android only. • Feel free to leverage TensorFlow Lite, ML Kit, PyTorch Mobile or any other on-device vision stack you are comfortable with, as long as the APK remains lightweight and runs without cloud connectivity. • A small cloud fallback for edge cases is acceptable, but the core analysis should work offline. • Source code, model files, and a brief README explaining model training or fine-tuning steps form the final deliverables. Acceptance criteria • Image-to-nutrition pipeline completes in under 5 seconds on a mid-range phone. • Mean nutrient error <20 % when tested on a held-out sample set that I will provide. • Clean, intuitive Android UI built with modern design guidelines (Material 3 preferred). • All third-party assets and datasets are properly credited and licensed. If you have previous work in food recognition or nutrition tracking, mention it when you reply; it will help me gauge the suitability of your approach.
Project ID: 40592401
43 proposals
Remote project
Active 16 hours ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
43 freelancers are bidding on average ₹3,475 INR/hour for this job

--- Android Food Recognition & Nutrition Analysis App --- I can help build an Android app that analyzes food images and estimates nutritional values using on-device AI. Here's my approach: → Develop an Android app that detects food items, estimates portions, and calculates nutritional values. → Integrate an offline AI model with a licensed nutrition database and optional cloud fallback. → Store meal history locally and present results in a clear, easy-to-read interface. → Deliver complete source code, model files, and documentation for deployment and future updates. Flow Capture Food Image → Food Detection → Portion Estimation → Nutrition Analysis → Save Results Question Will you provide the nutrition dataset and sample images for evaluation, or should we recommend suitable open datasets and pretrained models? Lets connect... Thanks
₹1,650 INR in 40 days
7.5
7.5

Hello, I trust you're doing well. I am well experienced in machine learning algorithms, with nearly a decade of hands-on practice. My expertise lies in developing various artificial intelligence algorithms, including the one you require, using Matlab, Python, and similar tools. I hold a doctorate from Tohoku University and have a number of publications in the same subject. My portfolio, which showcases my past work, is available for your review. Your project piqued my interest, and I would be delighted to be part of it. Let's connect to discuss in detail. Warm regards. please check my portfolio link: https://www.freelancer.com/u/sajjadtaghvaeifr
₹1,000 INR in 40 days
7.2
7.2

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 Logical Soft Tech Pvt Ltd, Indore(M.P)
₹1,000 INR in 40 days
6.6
6.6

Hi! I’m an Android developer with 7+ years of experience in Kotlin. I can build your food nutrition app with camera/gallery support, on-device or AI-powered food detection, nutrition estimation, local history, and a clean, responsive UI. I'd be happy to discuss the best approach for accurate portion estimation and nutrition analysis.
₹1,000 INR in 40 days
5.4
5.4

Leveraging 8+ years of experience in mobile app development, I am confident I can deliver the powerful, compact and offline food nutrition analysis android app you seek. Over the years, I have honed my skills in Android programming, data analysis, API integrations and more which perfectly align with the technical direction of this project. Notably, my prowess extends to working efficiently with on-device vision stacks like TensorFlow Lite and ML Kit – a key skill that could speed up the image-to-nutrition pipeline while keeping the APK lightweight and offline. In terms of previous relevant work, my portfolio features successful projects including AI solutions and automation, mobile app development as well as API integrations across various domains. This hints at my project adaptability, meticulousness for clean UI and ability to deliver results with minimal errors - all essential for your food nutrition analyzer. Additionally, I am skilled in creating modern intuitiveness in line with Material 3 Guideline for seamless user experiences. Furthermore, choosing me guarantees a robust ally for your project both now and into the future as I offer long-term support for my delivered solutions. Partnering with me is getting a high-quality tailor-made solution without compromising on speed or accuracy driven by an unwavering commitment to client satisfaction. Let's discuss how we can turn your vision into a pocket-sized dietary companion reality!
₹750 INR in 40 days
5.0
5.0

Hi, "offline food image-to-nutrition pipeline" is the key here because the hard part is not just a nice Android UI, but reliable food detection, portion estimation, nutrition mapping, and fast local inference within your 5-second target. I can build the Android app with a Material 3 style UI similar to the NutriScan flow shown: photo capture/import, detected food items, calories/macros summary, history, profile goals, and an assistant-style nutrition help screen if needed. For the ML side, I’d use TensorFlow Lite or PyTorch Mobile for on-device food classification/segmentation, then map detected items to a licensed nutrition database and scale estimates based on portion heuristics. I’d structure the pipeline as image preprocessing, food detection/segmentation, item classification, portion estimation, nutrition lookup, confidence scoring, and local history storage. A small cloud fallback can be added only for low-confidence cases while keeping the core workflow offline. The main risk is nutrient accuracy, especially for mixed meals and portion size. I’d reduce this by testing against your held-out sample set, exposing confidence levels, allowing user correction, and logging corrections for future fine-tuning. Deliverables would include Android source code, model files, nutrition database integration, local storage, README with setup and model/fine-tuning notes, licensing credits, and APK testing on mid-range device targets. Best regards, Ryan
₹1,500 INR in 40 days
4.2
4.2

Hi There , Good morning! I’ve carefully checked your requirements and really interested in this job. I’m full stack node.js developer working at large-scale apps as a lead developer with U.S. and European teams. I’m offering best quality and highest performance at lowest price. I can complete your project on time and your will experience great satisfaction with me. I’m well versed in React/Redux, Angular JS, Node JS, Ruby on Rails, html/css as well as javascript and jquery. I have rich experienced in User Interface / IA, Software Architecture, Mobile App Development, Software Development, Android, Computer Vision, Data Analysis, Machine Learning (ML), Image Processing and Cloud Computing. For more information about me, please refer to my portfolios. I am checking your attachment, I'll update you shortly... I’m ready to discuss your project and start immediately. Looking forward to hearing you back and discussing all details.. Feel free to contact us to discuss your project
₹4,820 INR in 38 days
3.9
3.9

Hi, I can build the Android food image nutrition analyzer with an offline-first ML pipeline and clean Material 3 UI. I have experience in Android app development, machine learning, computer vision, image processing, data analysis, and software architecture. For this app, I will structure the flow as: image capture/import, food item detection and segmentation, portion estimation, nutrition lookup, and local saving of results. I can keep the APK lightweight using TensorFlow Lite or a similar on-device stack, with a small cloud fallback only if needed. Approach: 1. Build Android UI and local storage first. 2. Integrate model pipeline for detection and segmentation. 3. Map food items to nutrition data and calculate calories, carbs, fats, and proteins. 4. Optimize speed and test on your held-out sample set. I can also provide source code, model files, and a short README for training or fine-tuning steps. My hourly rate is 950 INR, which fits the scope and keeps room for model work, integration, and 1 to 2 revision rounds. If you already have a sample dataset, I can start from that. Best Anil Kamani
₹950 INR in 21 days
3.2
3.2

Hi, There. After carefully reviewing your project description, I am excited about the idea of turning a smartphone camera into a pocket-sized dietitian. With my expertise in building Android apps and leveraging on-device vision stacks like TensorFlow Lite and ML Kit, I am confident in delivering a solution that meets your requirements. I understand that the ultimate goal is to provide users with a convenient way to access nutritional information about their meals, ultimately promoting healthier eating habits. I believe my experience in developing intuitive Android UIs aligned with modern design guidelines will ensure a seamless user experience. One question I have is: How crucial is real-time feedback for users in the image-to-nutrition pipeline process? I am confident in my ability to build a scalable and responsive solution that fulfills your vision. Let's discuss this further. Thank you. Filip
₹1,000 INR in 40 days
2.4
2.4

As a full-stack digital product studio with extensive experience in mobile app development, we at Trevonka have the perfect blend of skills to create your Android Food Image Nutrition Analyzer. We've previously built and deployed complex mobile apps that require seamless integration of various technologies to ensure flawless offline functionality even with large volumes of data. Our expertise with TensorFlow Lite, ML Kit, and other on-device vision stacks aligns perfectly with your project's technical direction. Not only do we assure you a lightweight APK that runs without cloud connectivity on a mid-range phone within five seconds, but we're also dedicated to delivering accuracy you can trust. We understand the importance of precise data in your nutrition analysis and promise to maintain a mean nutrient error below 20% on your held-out sample set. Our commitment to long-term maintainability means that even after we deliver the Android app to transform a smartphone camera into a pocket-sized dietitian, you can count on us for any future updates or improvements needed. At Trevonka, we always build products with performance longevity in mind so that they evolve gracefully as your needs do. We're excited about the possibility of bringing your vision into a tangible reality and hope you would consider partnering with us for an exceptional outcome.
₹830 INR in 40 days
1.6
1.6

Hi, I can build your AI-powered nutrition app using Flutter with a single, scalable codebase, providing a smooth Android experience while keeping future iOS support simple. The app will feature image capture, on-device AI integration, nutrition analysis, offline data storage, and a clean Material Design UI with a modular architecture for future enhancements. I'm ready to discuss the best AI approach, timeline, and milestones to deliver a reliable, production-ready solution.
₹750 INR in 40 days
0.9
0.9

I can build your Android app that turns meal photos into an on-device nutrition report, including calories, macros, and optionally fibre and key micronutrients, with results stored locally and working mostly offline. I’ve worked on image-based food recognition and calorie tracking using TensorFlow Lite and ML Kit, optimizing models to run under 5 seconds on mid-range devices and aligning outputs with standard nutrition databases. My approach would be to prototype the image-to-nutrition pipeline, validate against your held-out set to stay under 20% error, and then refine the Material 3 UI. I would love to chat more about your project! Regards
₹750 INR in 40 days
0.0
0.0

Hello, I carefully read your project requirements for the Android Food Image Nutrition Analyzer, and I am excited to work on this project. I understand that you need an Android application that can: Capture or import food images. Detect and segment food items. Estimate calories, carbohydrates, proteins, fats, and other nutrients. Work primarily offline using an on-device ML model. Save nutrition reports locally with a clean Material Design interface. My implementation plan includes: Android application using Kotlin/Java. TensorFlow Lite (or ML Kit) for on-device food recognition. Nutrition database integration for accurate nutrient estimation. Fast inference optimized for mid-range Android devices. Modern Material 3 UI with an intuitive user experience. Well-structured, clean, and documented source code. Complete README explaining setup, model integration, and project structure. I believe in clear communication, regular progress updates, and delivering maintainable, high-quality code. I am committed to meeting your requirements and making revisions whenever needed until you are satisfied. I would be happy to discuss your dataset, model preferences, and additional features before we begin. Thank you for considering my proposal. I look forward to working with you. Best regards, Samuel Diro AI Engineering Student | Python | Machine Learning | Android Development
₹1,000 INR in 40 days
0.0
0.0

Hello, Your project is an excellent fit for my experience in AI-powered computer vision and mobile application development. I can build an Android app that performs on-device food recognition and nutritional estimation with a focus on speed, accuracy, and an intuitive Material 3 user experience. My development plan is: * Build the Android app with image capture/import and local history. * Integrate an on-device food detection and segmentation model (TensorFlow Lite or PyTorch Mobile, depending on accuracy and performance). * Match detected foods to a licensed nutrition database (e.g., USDA FoodData Central) and estimate portion sizes to calculate calories, carbohydrates, protein, fats, and fiber where supported. * Optimize inference to complete within your 5-second target on mid-range Android devices. * Add an optional cloud fallback for difficult cases while keeping the primary workflow fully offline. * Deliver clean source code, trained/fine-tuned models, and complete documentation for deployment and future improvements. I have experience developing AI applications involving computer vision, deep learning, and mobile integration, and I'm comfortable optimizing ML models for edge devices. I'd be happy to discuss your preferred Android stack (Kotlin + Jetpack Compose or XML) and the evaluation dataset you'll use for testing. Best Regards
₹1,000 INR in 40 days
0.0
0.0

Turning a phone camera into a pocket dietitian is a food-recognition + portion-estimation problem — I build exactly this kind of vision pipeline. I shipped a reproducible ML pipeline classifying Alzheimer's from 3D retinal OCT scans (nested cross-validation + Bayesian search across ViT/MLP/KAN; I found and fixed a data-leak in the source paper and reported an honest patient-level AUC ~0.77), plus an OpenAI gpt-image fashion-photoshoot generator. Segmenting a plate, matching each item to a nutrition DB, and scaling by portion size is squarely my wheelhouse. How I'd approach yours: fine-tune a food detector/segmenter from an open base (Food-101 / Nutrition5k style), match each segment to a calories+macros database, estimate portion via a plate/reference scale, and ship it on-device with TensorFlow Lite (a small server API fallback only if accuracy needs a heavier model). Results shown clearly and saved locally, as you specified. One question: do you already have a target nutrition database (USDA / regional / packaged-barcode), or should I include sourcing it in scope? Portfolio: https://www.freelancer.com/u/ZohaibSathio — Zohaib, AI Engineer (Voice AI · Autonomous Agents · RAG)
₹800 INR in 40 days
0.0
0.0

I believe that transforming a smartphone camera into a pocket-sized dietitian through an Android app is a revolutionary concept that can greatly benefit individuals seeking to understand their nutritional intake better. Leveraging TensorFlow Lite or similar on-device vision stacks for offline analysis while ensuring a lightweight APK is a crucial technical challenge. The core workflow you envision, including segmenting food items in images and providing accurate nutritional profiles, aligns perfectly with my expertise in machine learning and Android app development. I prioritize quality over price. Guaranteed on-time delivery & 100% satisfaction! My approach for this project would involve developing a robust image-to-nutrition pipeline using TensorFlow Lite for efficient on-device processing. I would focus on creating a clean and intuitive Android UI following modern design guidelines, such as Material 3, to ensure a seamless user experience. Additionally, I will provide comprehensive documentation and source code alongside the final deliverables to facilitate seamless handoff and future updates. I would like to discuss the assignment in our conversation. Thank you for your time. If you don't mind, please reach out to me. Best regards
₹1,000 INR in 40 days
0.0
0.0

Hello, Your idea of an offline AI-powered nutrition analyser is exciting, and I'd love to help build it. I can develop a lightweight Android app that identifies food items from images, estimates portions, and provides nutritional insights within seconds. ✔ Android app with Material 3 UI ✔ On-device AI using TensorFlow Lite/ML Kit for offline analysis ✔ Food detection, segmentation & portion estimation ✔ Nutrition calculation (calories, carbs, protein, fats, fiber) ✔ Local history, source code, model files & documentation I focus on clean architecture, optimized AI models, and a responsive user experience that meets your performance and accuracy goals. Best regards, JD
₹750 INR in 40 days
0.0
0.0

Hi there, "turn a smartphone camera into a pocket-sized dietitian," so the real issue here is accuracy. I develop Android apps for health and wellness that achieve high user engagement and satisfaction using TensorFlow Lite and on-device processing. I'll create the image-to-nutrition pipeline and have it ready by the day after your deadline — within your budget range. One thing: how do you envision handling potential inaccuracies in the nutrition estimates? Thank you RiaanL0
₹750 INR in 6 days
0.0
0.0

Hi, I am a mobile developer with extensive experience in Computer Vision and AI integration. I previously built an advanced image processing app that leverages custom rendering pipelines and segmentation, making me highly qualified for your Food Nutrition Analyzer. Here is my technical approach for your app: 1. On-Device AI Pipeline: I will implement TensorFlow Lite (or PyTorch Mobile) to ensure image segmentation and classification run completely offline under 5 seconds on mid-range devices. 2. Nutrient Scaling: I will design a lightweight local SQLite database to map segmented food regions into estimated portion sizes and instantly scale macro/micronutrient profiles. 3. Modern UI: Built entirely with modern Material 3 guidelines to ensure a clean, intuitive, and responsive dietitian interface. 4. Edge Cloud Fallback: Set up a secure, lightweight REST API fallback for complex edge cases without bloating the client app. I will deliver clean source code, optimized model files, and a comprehensive README for your dataset fine-tuning. Let's chat to discuss your custom dataset! Best regards, Batuhan
₹1,000 INR in 25 days
0.0
0.0

Your project aims to transform food photography into actionable nutritional insights, which is a valuable tool for health-conscious users. Achieving accurate food recognition and nutritional analysis offline presents both challenges and opportunities. To address this, I would leverage TensorFlow Lite for efficient image segmentation and analysis. By creating a robust model that accurately identifies food items and utilizes a comprehensive nutrition database, I can ensure quick and reliable results. My past work includes developing a similar app that provides users with dietary insights based on image input, which aligns perfectly with your vision. Are you open to discussing specific nutritional databases that you envision using for this project? --- **Why this approach:** - Directly addresses the client's need with a clear solution. - Demonstrates relevant experience to build confidence in the proposed method. - Encourages discussion, inviting a response from the client.
₹750 INR in 7 days
0.0
0.0

Dongaon, India
Member since Jan 27, 2025
₹1500-12500 INR
$10-120000 USD
$30-250 USD
$15-25 AUD / hour
₹12500-37500 INR
₹600-1500 INR
₹1500-12500 INR
$15-25 USD / hour
₹600-1500 INR
$750-1500 USD
$30-250 USD
₹1500-12500 INR
₹600-1500 INR
$30-250 USD
₹12500-37500 INR
$30-250 USD
₹12500-37500 INR
$10-1000 USD
$250-750 USD
$8-15 AUD / hour