Products

Products we build, ship and run.

MoiApp, ArivuApp and DHealth are Thanvi Technologies products — each one built to solve a specific, real-world problem.

Our products

Products we build, ship and run.

Our own products are where our engineering is proven first. Each one solves a real, specific problem — and each runs on the same stack we use for clients.

Live · in active development

MoiApp

Digital Gifting & Event Payment Platform

MoiApp digitises moi — the South Indian custom of gifting money at weddings and family functions. Hosts create an event, guests gift online or in cash, and every contribution lands in one live, searchable record instead of a handwritten notebook.

  • Event creation
  • Digital gifting
  • QR-confirmed cash
  • Event-day dashboard
  • Flutter
  • Firebase Authentication
  • Cloud Firestore
  • Cloud Functions
  • Firebase Storage
View productVisit moiapp.in
In development

ArivuApp

AI-Powered Learning & Knowledge Platform

An evolving intelligent learning platform designed to make knowledge more accessible through technology and AI. Arivu (அறிவு) means knowledge in Tamil.

  • Learning
  • Knowledge discovery
  • AI assistance
  • Intelligent search
  • Flutter
  • Firebase
  • LLMs
  • Retrieval-augmented generation
  • Embeddings
Explore ArivuApp
Under development

DHealth

Digital Healthcare & Diagnostic Management Platform

A platform designed around the day-to-day workflows of clinics and diagnostic centres — from patient registration and queues to sample tracking, reports and billing — in one connected system.

  • Patient registration & history
  • Doctor workflows
  • Queue management
  • Diagnostic workflows
  • Flutter
  • Firebase
  • Cloud Firestore
  • Cloud Functions
  • QR identification
Explore DHealth

Technology in action

Products we have engineered ourselves.

We build our own products on the same stack and process we offer clients. Each one is a working example of how we approach a problem.

MoiApp

Digital Gifting & Event Payment Platform

Live · in active development
Problem
Cash gifts at large family events are recorded by hand, reconciled late and rarely kept as a usable history.
Approach
Model the tradition first — hosts, guests, family roles, reciprocity — then design payments and records around it, with Tamil-first UX and WhatsApp as the distribution layer.
Technology
  • Flutter
  • Firebase Authentication
  • Cloud Firestore
  • Cloud Functions
  • Firebase Storage
  • Cloud Messaging
Outcome / current stage
Live product at moiapp.in, under active development. Built and operated as a Thanvi Technologies product initiative.
Read the product story

ArivuApp

AI-Powered Learning & Knowledge Platform

In development
Problem
Learners struggle to find the right explanation at the right moment across scattered material.
Approach
Ground an AI assistant in curated content through retrieval, so answers stay tied to real material rather than generic model output.
Technology
  • Flutter
  • Firebase
  • LLMs
  • Retrieval-augmented generation
  • Embeddings
  • Vector search
Outcome / current stage
Product development in progress.
Read the product story

DHealth

Digital Healthcare & Diagnostic Management Platform

Under development
Problem
Clinic and lab workflows are split across paper, disconnected software and phone calls.
Approach
Map the full patient journey first, then build one shared workflow with QR identification at each hand-off.
Technology
  • Flutter
  • Firebase
  • Cloud Firestore
  • Cloud Functions
  • QR identification
  • WhatsApp messaging integration
Outcome / current stage
Product development in progress. Platform developed as an internal product initiative.
Read the product story

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