Invoice Smarter. Get Paid Faster.
A complete business management platform — invoices, quotations, payments, clients, and analytics — all in one secure, multi-tenant SaaS application.
Packed with Powerful Features
Every tool you need to manage your business — from first quote to final payment — built into one elegant platform.
Smart Invoices
Full CRUD with auto-numbered prefixes, line items, tax, discounts, delivery charges, and 5-status lifecycle management.
Quotations
Create professional quotes with expiry dates, status tracking, and one-click convert-to-invoice functionality.
Payment Tracking
Record payments per invoice with method, date, reference, and screenshot upload. Float-safe balance calculations.
Client Management
Full client profiles with photo, CNIC upload via ImageKit, address fields, and linked invoices & quotations.
Product Catalog
SKU, pricing tiers, stock quantity with low-stock alerts, categories, brands, and image CDN integration.
Dashboard Analytics
Revenue trends, outstanding amounts, client counts, and 12-month chart — all from a single optimized DB query.
Email with PDF
Beautiful HTML emails with JPEG-compressed PDF attachments via SMTP/Gmail or Resend API. Preview mode included.
ImageKit CDN
Upload, replace, and delete images for clients, products, payments, and company logo with automatic CDN cleanup.
Multi-tenant SaaS
Every user's data — invoices, clients, settings — is fully isolated by userId. No cross-tenant data leakage.
Admin Panel
Role-gated admin page with user search, create/edit modals, block/unblock controls, and subscription management.
Secure Auth
NextAuth JWT sessions with 30-day expiry, subscription re-validation every 30s, and Vercel HTTPS cookie fix.
Subscription Control
Plans: free, monthly, yearly, lifetime. Session killed automatically on expiry or block. Role-based access: user / admin / superadmin.
Why Choose InvoiceApp?
InvoiceApp isn't just another invoice tool — it's a production-grade, multi-tenant SaaS platform built with modern standards, security-first architecture, and real performance in mind.
Complete Data Isolation
Every user's data is scoped by userId — invoices, clients, settings, and payments are fully isolated. Zero cross-tenant leakage.
Secure JWT Authentication
NextAuth.js with 30-day JWT sessions. Subscription status re-validated from DB every 30 seconds — sessions killed instantly on expiry.
Prisma + Neon PostgreSQL
Compound indexes on all hot paths, groupBy for single-query dashboards, connection pooling, and Prisma singleton for hot reloads.
Fast Dashboard Analytics
Revenue trends, outstanding amounts, client counts — all from a single optimized Prisma groupBy query. No full table scans.
Professional Invoice Workflow
Create → Send PDF by email → Record payments → Auto-update status (Draft/Sent/Paid/Overdue). Float-safe balance calculations.
Admin Management System
Role-gated admin panel with live user search, create/edit modals, block/unblock, subscription plan control, and bcrypt-hashed passwords.
Next.js 16 App Router
Server Components, Turbopack, force-dynamic API routes, and compound indexes combine for a fast, scalable production architecture.
Beautiful Glass UI
Glassmorphism design, animated sidebar with cursor-tracking gradient, floating orbs, dark mode, and full mobile responsiveness.
Your Business Workflow
From client onboarding to payment tracking — a seamless end-to-end business management flow.
Create Client
Add client details, upload photo and CNIC, set contact info and full address in seconds.
Create Invoice / Quote
Build invoices or quotations with line items, taxes, discounts, and auto-numbered IDs.
Send PDF by Email
Beautiful HTML email with JPEG-compressed PDF automatically attached — via Gmail, Resend, or preview.
Record Payment
Log payments with method, date, reference, and screenshot. Status updates: Unpaid → Partial → Paid.
Track Analytics
Monitor revenue trends, outstanding balances, and business growth with live Recharts dashboards.
Simple, Transparent Pricing
Plans are managed within InvoiceApp. Sign in to view your current plan and upgrade options.
Get started with essential invoice management tools.
- Unlimited invoices
- Client management
- PDF export
- Dashboard analytics
- Email sending
Full access to all features with flexible monthly billing.
- Everything in Free
- Quotations module
- ImageKit CDN uploads
- Admin panel access
- Priority support
- Subscription management
Pay once, use forever. No recurring fees.
- Everything in Pro
- Lifetime access
- All future updates
- Superadmin access
- SLA support
Exact pricing and plan details are available inside InvoiceApp after signing in.
Modern Tech Stack
Carefully selected technologies that deliver performance, security, and developer experience at the highest level.
Ready to Take Control of Your
Business Finances?
Join businesses using InvoiceApp to streamline invoicing, track payments, and grow with confidence. Your data is secure, isolated, and always accessible.