v2.4 Released⚡ HisabDo with AI Urdu Voice Khata & 1-Click WhatsApp PDF Statements is Live!Download Free
Product Deep-Dive & Architecture

The Complete Technical Guide to HisabDo Architecture

Engineered with a high-performance offline-first SQLite core, AI Urdu speech parsing, and encrypted Supabase synchronization — built to eliminate manual accounting headaches for good.

Interactive Experience

Experience HisabDo In Action

Explore real application screens designed specifically for speed, offline reliability, and zero-learning-curve bookkeeping.

Smart Executive Dashboard
100K+ Records Handled
Daily Command Center

Total Financial Clarity The Moment You Open the App

Instantly see total receivables (market udhar), total payables (supplier dues), net cash-in-hand, and today’s cashflow with zero calculation lag. No manual ledger tallying needed.

Real-time cashflow summary and balance overview
Overdue customer alerts prioritized by due date
Quick-action buttons to record income, expense, or udhar in 2 taps
Operates seamlessly with 0% cellular data or internet connection
Systems Engineering

4-Tier Application Architecture

How HisabDo achieves zero-downtime offline durability with modern AI speech processing.

Tier 01

Presentation & Mobile Client Layer

Flutter & Dart Engine

Native 60fps Flutter framework with ultra-lightweight memory footprint (< 30MB RAM usage). Responsive on low-end Android 8+ devices up to modern flagship smartphones.

  • Native 60fps fluid UI animations
  • Dark mode & high-contrast outdoor readability
  • Custom numeric ledger keypad for rapid logging
  • Biometric fingerprint & PIN lock support
Tier 02

AI Voice & Entity Extraction Engine

On-Device NLP Pipeline

Lightweight acoustic and natural language pipeline tailored to South Asian dialects. Accurately extracts customer names, numbers, and transaction types from spoken speech.

  • Native Nastaliq Urdu & Roman Urdu speech model
  • Background ambient noise suppression for busy markets
  • Automatic numeric extraction (Hazar, Lakh, Sau)
  • Under 1-second edge inference time
Tier 03

Embedded Local Database Vault

Encrypted SQLite Engine

Zero-latency local relational storage. All customer accounts, transactions, and cashflow logs commit directly to device flash storage with zero internet connection required.

  • ACID-compliant atomic writes (0 data loss)
  • AES-256 local database encryption
  • Sub-millisecond query performance on 100K+ records
  • Exportable encrypted binary backup snapshots
Tier 04

Cloud & Optional Sync Infrastructure

Supabase PostgreSQL

When an optional account is signed in, background workers seamlessly reconcile local ledger mutations with enterprise cloud PostgreSQL using conflict-free hashing.

  • Supabase Row-Level Security (RLS) enforcement
  • Automatic retry with exponential backoff on reconnection
  • Multi-device cross-synchronization
  • Real-time delta synchronization protocol
Real-World Flow

A Typical Business Day With HisabDo

Follow how a merchant manages their store from morning opening to evening ledger closing with zero math stress.

08:00 AM — Opening Shop

Instant Cashflow & Dues Overview

Open the app and instantly see your opening cash-in-hand, total customer receivables, and supplier payables due today. The red and green indicator cards show your true financial health at a single glance without tallying yesterday’s register.

Instant Cashflow & Dues Overview
12:30 PM — Busy Counter Rush

Hands-Free Urdu Voice Logging

Customer buys Rs 4,500 worth of supplies while your hands are busy packing cartons. Tap the microphone and say "Babar bhai ko 4,500 udhar diya". HisabDo logs the entry into Babar’s ledger in under a second with zero keyboard typing.

Hands-Free Urdu Voice Logging
04:15 PM — Customer Balance Inquiry

1-Click WhatsApp PDF Statement

A customer stops by asking "Mera pichla kitna hisab baqi hai?". Tap their name to open their 360-degree ledger. Generate a clean bilingual PDF receipt showing date-by-date entries, and share it directly to their WhatsApp before they leave.

1-Click WhatsApp PDF Statement
09:00 PM — Closing the Cash Register

Daily Profit & Margin Audit

Review today’s total sales, cash collections, utility expenses, and net profit in colorful visual charts. Identify slow-paying debtors and schedule automated SMS/WhatsApp reminders for the morning.

Daily Profit & Margin Audit
Global & Regional Localization

Works The Way Your Region Trades

Designed specifically for merchants across Pakistan, India, UAE, and international freelancers.

5+ Supported Languages

Switch dynamically between Urdu (اردو), English, Roman Urdu, Hindi, and Arabic anytime from settings. The entire interface and reports adapt seamlessly.

Multi-Currency Support

Track ledgers in PKR (₨), USD ($), EUR (€), INR (₹), AED (د.إ), and SAR (﷼). Perfect for domestic shopkeepers as well as cross-border digital freelancers.

WhatsApp-Ready PDF Export

Generate high-resolution vector PDF account statements with company header, date range, running balance column, and authorized signature stamp. Share in 1 tap directly to WhatsApp.

Encrypted Local Backups

Generate an instant encrypted binary backup of your entire ledger at any time. Store it on your phone’s SD card, Google Drive, or transfer it to a computer for permanent peace of mind.

Hands-On Testing

Test the Parsing Engine Live

Select sample Urdu voice inputs and view the real-time parsing into structured ledger entities.

HisabDo AI Autonomous Ledger Engine · v2.4 Live
11ms Edge Latency
Urdu Natural Speech Recognition99.4% Phonetic Accuracy
Live Audio / Text Input:
سعید بھائی کو بارہ ہزار پانچ سو کا مال بھیجا، پانچ ہزار نقد ملا، باقی پچھتر سو ادھار
"Saeed bhai ko 12,500 ka maal bheja, 5,000 naqd mila, baqi 7,500 udhar likh lo"
Real-Time Telemetry Stream
> [AUDIO_INGEST]: Capturing 16kHz raw acoustic stream from device microphone...
> [WHISPER_EDGE]: Local speech acoustic model normalized Urdu phonetics: "سعید بھائی"
> [NLP_EXTRACT]: Identified Entity="Saeed", Total=PKR 12,500, CashIn=PKR 5,000, Udhar=PKR 7,500.
> [SQLITE_TRANSACTION]: Atomic write to local encrypted SQLite table: customer_ledger_id #8491.
> [STATUS_OK]: Transaction verified offline. Zero latency (11ms edge execution).
Structured Ledger Entry
Auto-Reconciled
Customer:Saeed Bhai (Wholesale)
Transaction Type:Credit Sale (Udhar)
Gross Amount:PKR 12,500
Paid Cash:PKR 5,000
Net Receivable Added:+PKR 7,500
Sync Status:Local SQLite (Encrypted AES-256)
Android App v2.4

Download HisabDo Today on Google Play

Start recording your customer khata, daily sales, and expenses with the most reliable offline-first ledger app.