If you want to create app without codding, copy the below promp and paste on Google ai studio.
Copy from Here:-
BUILD A COMPLETE BUSINESS ACCOUNTING & INVOICE APP
App Name: SORT INVOICE
Create a complete, production-style Android-first business accounting, invoicing, inventory and financial management application named "Sort Invoice".
The application should be inspired by the feature set commonly found in modern small-business accounting/invoicing applications, but it must have its own original UI, branding, layout, icons, colors and visual identity.
Do not copy any proprietary source code, logo, trademark, exact UI design or copyrighted assets from another application.
1. APP IDENTITY
App Name:
Sort Invoice
Tagline:
Smart Billing • Accounting • Inventory
Create a professional logo using the text:
SORT INVOICE
Brand personality:
Professional
Modern
Simple
Fast
Business-focused
Easy for small shops and businesses
Do NOT use red as the primary color.
Use an attractive original color system such as:
Primary: Deep Indigo / Blue
Secondary: Teal
Accent: Light Cyan
Background: Very light gray/white
Dark mode: Deep charcoal
Use clean cards, rounded corners, subtle shadows and modern typography.
2. PLATFORM
Build the application as an Android-first responsive application.
The architecture should be scalable so that it can later support:
Android APK
Web application
Tablet
Desktop
Cloud synchronization
Multi-user access
The application must work smoothly on low and medium-end Android devices.
3. MAIN NAVIGATION
Create a persistent sticky bottom navigation menu.
Bottom navigation:
Home
Sales
Purchase
Inventory
Reports
More
The bottom navigation must remain visible on major screens except full-screen forms such as invoice creation.
Use modern icons and clear labels.
4. HOME DASHBOARD
Create a professional dashboard.
Show:
Financial Summary
Today's Sales
Today's Purchases
Today's Receipts
Today's Payments
Today's Expenses
Cash Balance
Bank Balance
Total Receivable
Total Payable
Current Stock Value
Net Profit
Quick Actions
Large buttons:
Create Sale Invoice
Create Purchase
Receive Payment
Make Payment
Add Customer
Add Supplier
Add Product
Add Expense
Add Income
Dashboard Charts
Add:
Sales graph
Purchase graph
Profit graph
Expense graph
Cash flow graph
Allow:
Today
This Week
This Month
This Year
Custom Date Range
5. COMPANY / BUSINESS SETUP
On first launch show a setup wizard.
Ask:
Business Name
Business Logo
Owner Name
Phone Number
Email
Address
Country
Province/State
City
Currency
Tax System
Tax Registration Number
Financial Year Start
Invoice Prefix
Invoice Starting Number
Allow skipping optional fields.
Create business profile after setup.
6. MULTI-BUSINESS SUPPORT
Allow users to create multiple businesses.
Example:
Business 1:
ABC Traders
Business 2:
XYZ Electronics
Users can switch businesses from the profile/business switcher.
Each business must have separate:
Customers
Suppliers
Products
Sales
Purchases
Expenses
Payments
Accounts
Reports
Settings
7. SALES MODULE
Create a complete Sales module.
Features:
Sales Invoice
Quotation
Sales Order
Delivery Challan
Sales Return
Credit Note
Payment Receipt
Sales screen should show:
Invoice Number
Date
Customer
Products
Quantity
Rate
Discount
Tax
Additional Charges
Round Off
Grand Total
Paid Amount
Balance Amount
Payment Method
Notes
Support:
Cash
Bank
Card
Wallet
Credit
Multiple payment methods
8. INVOICE CREATION
Create a powerful invoice builder.
Fields:
Invoice Number
Invoice Date
Due Date
Customer
Billing Address
Shipping Address
Salesperson
Product table:
Product Name
SKU
Barcode
Quantity
Unit
Rate
Discount
Tax
Amount
Automatic calculations:
Subtotal
Discount
Taxable Amount
Tax
Other Charges
Round Off
Grand Total
Paid
Balance
Allow:
Add product
Edit quantity
Edit rate
Apply item discount
Apply invoice discount
Apply tax
Add notes
Add terms
Add signature
Add custom fields
9. INVOICE DESIGNER
Create customizable invoice templates.
Templates:
Modern
Classic
Minimal
Professional
Compact
Allow users to customize:
Logo
Business name
Address
Phone
Email
Tax number
Invoice title
Font size
Column visibility
Footer
Terms
Signature
Color
Page size
A4
A5
Thermal printer
Provide live preview.
10. PDF / PRINT / SHARE
Every invoice should support:
Generate PDF
Print
Download
Share
WhatsApp share
Email
Save locally
Provide:
A4 PDF
A5 PDF
Thermal receipt
The PDF must have professional formatting.
11. CUSTOMER MANAGEMENT
Create complete Customer module.
Customer fields:
Customer Name
Phone
Email
Address
Tax Number
Opening Balance
Credit Limit
Payment Terms
Notes
Customer profile should show:
Total Sales
Total Paid
Total Due
Credit Balance
Payment History
Invoice History
Ledger
Statement
Actions:
Create Invoice
Receive Payment
Send Statement
Edit Customer
Delete Customer
12. SUPPLIER MANAGEMENT
Create complete Supplier module.
Fields:
Supplier Name
Phone
Email
Address
Tax Number
Opening Balance
Payment Terms
Notes
Supplier profile:
Total Purchases
Paid Amount
Payable Amount
Purchase History
Payment History
Ledger
Statement
Actions:
Create Purchase
Make Payment
View Statement
Edit
Delete
13. PRODUCT / INVENTORY MODULE
Create complete inventory management.
Product fields:
Product Name
SKU
Barcode
Category
Brand
Unit
Purchase Price
Selling Price
Wholesale Price
Minimum Stock
Opening Stock
Tax Rate
Discount
Supplier
Product Image
Description
Inventory features:
Stock In
Stock Out
Stock Adjustment
Stock Transfer
Opening Stock
Damaged Stock
Returned Stock
Automatically update stock after:
Sales
Purchases
Sales Returns
Purchase Returns
Stock Adjustments
14. BARCODE
Support:
Barcode scanning
Barcode generation
Product barcode search
Barcode-based billing
Allow camera barcode scanner.
When barcode is scanned, automatically add product to invoice.
15. STOCK ALERTS
Create automatic alerts:
Low Stock
Out of Stock
Overstock
Expired Product
Allow configurable minimum stock level.
16. PURCHASE MODULE
Create:
Purchase Bill
Purchase Order
Purchase Return
Debit Note
Supplier Payment
Purchase fields:
Bill Number
Date
Supplier
Products
Quantity
Rate
Discount
Tax
Other Charges
Total
Paid
Balance
Automatically update inventory.
17. EXPENSE MANAGEMENT
Create Expenses module.
Categories:
Rent
Salary
Electricity
Internet
Transport
Fuel
Marketing
Office Expense
Repair
Maintenance
Bank Charges
Other
Expense fields:
Date
Category
Amount
Payment Account
Reference Number
Description
Attachment
Allow custom categories.
18. INCOME MANAGEMENT
Create Income module.
Fields:
Date
Income Category
Amount
Account
Reference
Description
Allow custom income categories.
19. CASH & BANK MANAGEMENT
Create Accounts module.
Account types:
Cash
Bank
Wallet
Card
Other
Account fields:
Account Name
Account Type
Opening Balance
Account Number optional
Bank Name optional
Notes
Transactions:
Cash In
Cash Out
Bank Deposit
Bank Withdrawal
Transfer Between Accounts
Payment
Receipt
Create account ledger.
20. PAYMENT MANAGEMENT
Create:
Receive Payment
Make Payment
Receive Payment:
Customer
Date
Amount
Account
Invoice
Reference
Notes
Make Payment:
Supplier
Date
Amount
Account
Bill
Reference
Notes
Support partial payments.
Automatically calculate outstanding balance.
21. ACCOUNTING LEDGER
Implement proper double-entry accounting architecture internally.
Create:
Journal
Ledger
Cash Book
Bank Book
Customer Ledger
Supplier Ledger
Sales Ledger
Purchase Ledger
Expense Ledger
Income Ledger
Every financial transaction should create the appropriate accounting entries automatically.
Do not allow accounting balances to become inconsistent.
22. CHART OF ACCOUNTS
Create configurable Chart of Accounts.
Account groups:
Assets
Liabilities
Capital
Income
Expenses
Example accounts:
Cash
Bank
Accounts Receivable
Inventory
Accounts Payable
Sales
Purchase
Rent
Salary
Electricity
Transport
Bank Charges
Owner Capital
Drawings
Allow:
Add Account
Edit Account
Delete Account
Disable Account
Prevent deletion of accounts that already contain transactions; offer archive instead.
23. TAX SYSTEM
Create a flexible tax engine.
Allow user to select:
No Tax
VAT
GST
Custom Tax
Allow configuration of:
Tax Name
Tax Registration Number
Tax Rates
Inclusive Tax
Exclusive Tax
Allow multiple tax rates.
Examples:
0%
5%
10%
13%
15%
18%
Do not hard-code one country's tax rules.
Tax configuration must be editable from Settings.
24. REPORTS
Create a complete Reports section.
Reports:
Sales Report
Purchase Report
Sales Return Report
Purchase Return Report
Profit & Loss
Balance Sheet
Cash Flow
Cash Book
Bank Book
Expense Report
Income Report
Customer Outstanding
Supplier Outstanding
Customer Ledger
Supplier Ledger
Stock Report
Stock Valuation
Low Stock Report
Product Sales Report
Tax Report
Day Book
Trial Balance
General Ledger
Every report should support:
Date filter
Customer filter
Supplier filter
Product filter
Category filter
Account filter
Export PDF
Export Excel/CSV
Print
Share
25. PROFIT & LOSS
Automatically calculate:
Sales
Cost of Goods Sold
Gross Profit
Operating Expenses
Other Income
Other Expenses
Net Profit
Allow date filtering.
26. BALANCE SHEET
Show:
Assets
Liabilities
Capital
Include:
Cash
Bank
Receivables
Inventory
Payables
Capital
Profit/Loss
27. CASH FLOW
Create cash flow report:
Operating Activities
Investing Activities
Financing Activities
Show:
Opening Cash
Cash In
Cash Out
Closing Cash
28. SEARCH
Create global search.
Search across:
Customers
Suppliers
Products
Invoices
Purchases
Payments
Expenses
Transactions
Support:
Name
Phone
Invoice number
Bill number
SKU
Barcode
Reference number
29. NOTIFICATIONS
Create notification center.
Notifications:
Low Stock
Invoice Due
Payment Due
Overdue Customer
Supplier Payment Due
Daily Sales Summary
Weekly Summary
Monthly Summary
Allow notification settings.
30. REMINDERS
Create reminders for:
Customer payment
Supplier payment
Invoice due date
Expense
Tax filing
Custom reminder
Allow:
Date
Time
Repeat
Notes
31. SETTINGS
Create a complete Settings screen.
Sections:
Business Settings
Business Name
Logo
Address
Phone
Email
Website
Tax Number
Currency
Country
Language
Invoice Settings
Invoice Prefix
Starting Number
Quotation Prefix
Purchase Prefix
Receipt Prefix
Default Due Days
Default Payment Method
Default Tax
Round Off
Invoice Notes
Invoice Terms
Number Settings
Sales Invoice Number
Purchase Bill Number
Receipt Number
Payment Number
Quotation Number
Allow custom prefixes and starting numbers.
Tax Settings
Tax Type
Tax Name
Tax Number
Tax Rates
Tax Inclusive/Exclusive
Inventory Settings
Enable Inventory
Negative Stock
Low Stock Alert
Stock Valuation Method
Decimal Quantity
Decimal Price
Accounting Settings
Financial Year
Default Accounts
Opening Balances
Accounting Method
Round Off Account
Print Settings
Paper Size
A4
A5
Thermal
Margins
Font Size
Logo
Signature
Appearance
Light Mode
Dark Mode
System Mode
Theme customization.
Language
Allow multiple languages.
At minimum prepare architecture for:
English
Nepali
Hindi
Currency
Allow custom currency symbol and decimal settings.
Backup
Create:
Backup Data
Restore Data
Automatic Backup
Export Database
Import Database
Security
PIN Lock
Biometric Lock
Auto Lock
Change PIN
Notification Settings
Enable/Disable each notification type.
32. USER MANAGEMENT
Create role-based access.
Roles:
Owner
Admin
Manager
Accountant
Salesperson
Cashier
Viewer
Permissions:
View Sales
Create Sales
Edit Sales
Delete Sales
View Purchases
Create Purchases
Inventory
Expenses
Reports
Accounting
Settings
Users
Owner can control permissions.
33. AUDIT LOG
Create Audit Log.
Record:
User
Date
Time
Action
Module
Old Value
New Value
Track:
Created
Updated
Deleted
Payment
Invoice changes
Settings changes
34. DATA VALIDATION
Implement strong validation.
Examples:
Required customer name
Valid invoice date
Quantity cannot be negative
Price cannot be invalid
Payment cannot exceed allowed amount unless configured
Prevent duplicate invoice numbers
Prevent invalid accounting entries
Show friendly error messages.
35. OFFLINE-FIRST
The application should work without internet for normal accounting operations.
Store data locally.
Core functionality must work offline:
Invoices
Customers
Products
Purchases
Expenses
Payments
Reports
When internet becomes available, prepare architecture for future cloud synchronization.
36. DATABASE
Use a proper structured database.
Recommended entities:
Business
User
Role
Permission
Customer
Supplier
Product
Category
Brand
Unit
Invoice
InvoiceItem
Quotation
SalesOrder
Purchase
PurchaseItem
Payment
Receipt
Expense
Income
Account
Ledger
Journal
Tax
StockTransaction
StockAdjustment
Notification
Reminder
Settings
AuditLog
Use relationships and indexes properly.
Do not store the entire application data as one large JSON object.
37. DATA SAFETY
Implement:
Local database
Automatic backup
Manual backup
Restore
Data export
Data import
Confirmation before destructive actions
Never permanently delete financial transactions without confirmation.
Prefer soft delete/archive where appropriate.
38. INVOICE LIST
Create invoice list with:
Invoice Number
Customer
Date
Total
Paid
Due
Status
Status:
Paid
Partial
Unpaid
Overdue
Cancelled
Add filters and sorting.
39. CUSTOMER OUTSTANDING
Create outstanding dashboard.
Show:
Customer
Invoice
Invoice Date
Due Date
Total
Paid
Outstanding
Days Overdue
Allow payment directly from this screen.
40. SUPPLIER PAYABLE
Show:
Supplier
Bill
Date
Due Date
Total
Paid
Balance
Days Outstanding
Allow payment directly.
41. QUICK BILLING MODE
Create a fast billing mode for retail shops.
Features:
Search Product
Barcode Scan
Add Product
Quantity
Discount
Payment
Print
The user should be able to create a bill in very few taps.
42. RETAIL POS MODE
Create optional POS interface.
Show product grid.
Categories at top.
Cart on screen.
Features:
Product search
Barcode
Quantity
Discount
Customer
Payment
Cash
Card
Bank
Wallet
Generate receipt instantly.
43. DASHBOARD CUSTOMIZATION
Allow user to choose which dashboard cards appear.
Allow rearranging widgets.
Show/hide:
Sales
Purchase
Profit
Expenses
Receivables
Payables
Stock
Cash
Bank
44. DATE SETTINGS
All reports and transactions must support:
Today
Yesterday
This Week
Last Week
This Month
Last Month
This Year
Last Year
Custom Range
Financial year must be configurable.
Date format must be configurable.
Examples:
DD/MM/YYYY
MM/DD/YYYY
YYYY-MM-DD
45. DECIMAL SETTINGS
Allow configuration of:
Quantity decimal places
Price decimal places
Tax decimal places
Currency decimal places
Example:
0
1
2
3
4
46. IMPORT / EXPORT
Allow:
Import Customers
Import Suppliers
Import Products
Import Opening Stock
Import Opening Balances
Formats:
CSV
Excel
Export:
Customers
Suppliers
Products
Sales
Purchases
Expenses
Payments
Reports
47. SAMPLE DATA
On first launch provide optional demo data.
Create demo:
10 Customers
5 Suppliers
20 Products
10 Sales
5 Purchases
5 Expenses
Sample payments
Provide a "Load Demo Data" option.
Also provide "Delete Demo Data".
48. EMPTY STATES
Every module must have a professional empty state.
Example:
"No invoices yet"
Button:
"+ Create Invoice"
Do not leave blank screens.
49. LOADING STATES
Use skeleton loaders or progress indicators.
Avoid freezing the interface.
50. CONFIRMATION DIALOGS
Before:
Delete
Cancel Invoice
Delete Customer
Delete Product
Restore Backup
Clear Data
Show confirmation dialog.
51. ERROR HANDLING
Create friendly error handling.
Never show raw technical errors to normal users.
Example:
"Something went wrong. Please try again."
Provide retry button.
52. UI DESIGN
Use:
Modern Material Design principles
Rounded cards
Clean spacing
Professional icons
Readable typography
Responsive layouts
Accessible buttons
Use bottom sheets for quick actions where appropriate.
Use floating action button for:
Create Invoice
Add Customer
Add Product
53. MAIN MORE MENU
The More menu should contain:
Customers
Suppliers
Products
Categories
Brands
Expenses
Income
Payments
Accounts
Ledger
Accounting
Reports
Taxes
Reminders
Notifications
Users
Backup
Import/Export
Settings
Help
About
54. PROFILE MENU
Profile screen:
Business Logo
Business Name
Owner Name
Options:
Switch Business
Business Settings
Users
Security
Backup
Logout
55. SECURITY
Implement:
PIN lock
Biometric authentication where device supports it
Session timeout
Secure local storage for sensitive settings
Do not expose private financial data unnecessarily.
56. PERFORMANCE
Optimize:
Database queries
Lists
Images
PDF generation
Reports
Search
Use pagination for large transaction lists.
The app should remain responsive with:
10,000+ customers
50,000+ products
100,000+ transactions
Design database indexes appropriately.
57. ACCOUNTING CONSISTENCY
This is critical.
Every transaction must maintain accounting consistency.
Examples:
SALE:
Debit:
Customer/Cash/Bank
Credit:
Sales
And appropriately account for inventory/COGS where inventory accounting is enabled.
PURCHASE:
Debit:
Inventory/Purchase
Credit:
Supplier/Cash/Bank
PAYMENT RECEIVED:
Debit:
Cash/Bank
Credit:
Customer Receivable
PAYMENT MADE:
Debit:
Supplier Payable
Credit:
Cash/Bank
EXPENSE:
Debit:
Expense Account
Credit:
Cash/Bank
Ensure Trial Balance remains balanced.
58. SETTINGS MUST BE REAL
Do not create fake settings that only change UI.
Whenever possible, settings must actually affect application behavior.
Examples:
Changing invoice prefix must change future invoice numbers.
Changing tax rate must affect invoice calculation.
Changing currency must affect display.
Changing date format must affect dates.
Changing decimal settings must affect calculations/display.
Changing invoice template must affect generated invoice.
Changing financial year must affect reports.
Changing low-stock threshold must affect alerts.
Changing language must change supported UI text.
59. RESPONSIVE DESIGN
The UI must work on:
Mobile portrait
Mobile landscape
Tablet
Desktop browser
On mobile use bottom navigation.
On tablet/desktop use sidebar navigation where appropriate.
60. ACCESSIBILITY
Use:
Readable font sizes
High contrast
Large touch targets
Clear error messages
Accessible labels
61. DEMO / TEST MODE
Add a developer/test mode that can generate sample transactions.
Provide test data generator:
Customers
Products
Sales
Purchases
Payments
Expenses
Allow clearing only test/demo data.
62. FIRST LAUNCH FLOW
First launch:
Splash Screen
↓
Sort Invoice Logo
↓
Welcome Screen
↓
Create Business
↓
Choose Country
↓
Choose Currency
↓
Choose Tax System
↓
Financial Year
↓
Invoice Settings
↓
Optional Demo Data
↓
Dashboard
63. LOGIN ARCHITECTURE
Prepare authentication architecture for future:
Email
Phone
Password
OTP
Google Sign-In
For the initial local version, allow:
Continue Offline
Create Local Account
Do not require internet for basic accounting.
64. FUTURE CLOUD FEATURES
Design architecture so future versions can support:
Cloud Backup
Multi-device Sync
Online Login
Cloud Database
Business Sharing
Multi-user real-time access
Subscription
Premium features
Do not require these features for the initial offline version.
65. SUBSCRIPTION ARCHITECTURE
Prepare optional future plans:
Free
Pro
Business
Enterprise
Do not force payment in the initial version.
Create feature flag architecture so premium features can be enabled later.
66. HELP & SUPPORT
Create Help section:
Getting Started
How to Create Invoice
How to Add Product
How to Record Payment
How to Manage Inventory
How to View Reports
Backup & Restore
Accounting Help
FAQ
Contact Support
67. ABOUT
About page:
SORT INVOICE
"Smart Billing • Accounting • Inventory"
Version
Privacy Policy
Terms & Conditions
Contact
Rate App
Share App
68. IMPORTANT IMPLEMENTATION REQUIREMENTS
Do NOT create a static UI mockup.
Create a functional application.
Buttons must work.
Forms must save data.
Calculations must work.
Invoice numbering must work.
Inventory must update automatically.
Payments must update outstanding balances.
Reports must calculate from actual transaction data.
Settings must affect application behavior.
Search must work.
Filters must work.
PDF generation must work.
Backup/restore must work.
Use reusable components.
Use clean architecture.
Keep business logic separate from UI.
Keep database/repository logic separate from presentation.
Use proper state management.
69. INITIAL DEVELOPMENT PRIORITY
Build in this order:
PHASE 1:
Project structure
Database
Business setup
Dashboard
Customers
Suppliers
Products
PHASE 2:
Sales
Invoice builder
PDF
Payments
PHASE 3:
Purchases
Inventory
Stock management
Expenses
Income
PHASE 4:
Accounting
Ledger
Chart of Accounts
Journal
Trial Balance
Profit & Loss
Balance Sheet
Cash Flow
PHASE 5:
Reports
Tax
Backup
Import/Export
PHASE 6:
Users
Permissions
Security
Notifications
Reminders
PHASE 7:
Advanced UI
POS
Barcode
Invoice designer
Cloud-ready architecture
70. FINAL QUALITY REQUIREMENT
The final application must feel like a real commercial accounting application, not a demo.
Prioritize:
Correct accounting calculations
Correct inventory calculations
Reliable data persistence
Professional UI
Easy navigation
Fast invoice creation
Powerful reports
Customizable settings
Offline functionality
Scalable architecture
Every screen should have:
Proper navigation
Back button
Search where applicable
Filters where applicable
Add/Edit/Delete actions
Empty state
Loading state
Error handling
Use the name SORT INVOICE everywhere in the application.
Create original branding and UI.
Do not use another company's logo, trademark, exact color identity, screenshots, proprietary source code or copyrighted assets.
START BUILDING THE APPLICATION NOW.
0 Comments