Features How it works Screenshots Technology Roadmap FAQ 📲 Download on Google Play
Now available on Android

Invoice Manager

Freelancer Finance Suite

Everything a freelancer needs to manage clients, invoices and income — in one elegant Flutter app. Create professional invoices, track time, manage expenses and sign contracts.

10+ Currencies
2 Languages
Free To download
✅
Invoice #47 Paid €2,400.00 received
⏱️
3h 24m tracked Project: Web App
📊
+34% this month Revenue growth
9:41
Home
8
Clients
Income for 6 months
B USD · approximate
$42,180
total
Oct Nov Dec Jan Feb Mar
Details ›
Recent invoices
Acme Corp – INV-047
Mar 8, 2026
$2,400
Paid
TechStart – INV-048
Mar 5, 2026
$1,800
Sent
DesignHub – INV-044
Feb 20, 2026
$950
Overdue
Home
Clients
Invoices
Expenses
More
Core Features

Everything you need to run your freelance business

Designed for modern freelancers, consultants and self-employed professionals who need professional tools without the enterprise complexity.

🔄

Invoice Status Tracking

Track every invoice through its lifecycle: New → Sent → Paid → Overdue. Get push notifications when payment is due.

→ Push reminders
👥

Client Management

Full client profiles with contact info, billing address, currency, and complete project history at your fingertips.

→ Project history
⏱️

Time Tracker

Track work hours per project with one tap. Auto-convert tracked time into invoice line items at your hourly rate.

→ Auto invoice items
💸

Expense Manager

Categorize project expenses, attach receipts and track profitability. Know exactly what each project truly earns you.

→ Profit tracking
📊

Analytics Dashboard

Visual monthly income charts, client revenue breakdown and financial trends — so you always know your business health.

→ Income charts
📝

Contract Templates

Ready-to-use freelancer contracts in Russian and English for development, design, and consulting. Fill, sign and share.

→ RU & EN templates
💱

Multi-Currency

Supports 10+ currencies including EUR, USD, RUB, KZT, UAH. Invoice international clients in their local currency.

→ 10+ currencies
🌍

English & Russian

Full app localization in English and Russian. Designed for freelancers across CIS and European countries.

→ EN · RU
How It Works

From setup to first paid invoice in minutes

Invoice Manager is designed to get you earning faster. No steep learning curve — just a clean, intuitive workflow.

1
👤

Add Your Clients

Create client profiles with full contact details, billing info, and preferred currency. Import from contacts in seconds.

2
⏱️

Track Time & Create Invoices

Log work hours as you go. When the project ends, convert tracked time to invoice line items with one tap.

3
📤

Send & Get Paid

Export a beautiful PDF invoice and share it via any messenger or email. Track payment status in real-time.

4
📈

Analyze Your Income

Review monthly earnings charts, see your top clients, and understand where your revenue actually comes from.

App Screens

A beautiful app designed for real work

Material 3 design language with full dark mode support. Swipe through the key screens below.

Dashboard
March 2026
Total Earned
€ 8,240
↑ +34% vs Feb
Invoices
24
Clients
12
Hours
147h
Recent Activity
✅
Acme Corp — Paid
INV-047
€2,400
⚠️
DesignHub — Overdue
INV-044
€950
Dashboard
New Invoice
INV-049
Client
Acme Corporation
Issue Date
March 9, 2026
Due Date
March 23, 2026 (14 days)
Line Items
UI/UX Design · 24h
€1,200
€50/h × 24
Figma License
€145
Expense reimbursement
+ Add item
Subtotal
€1,345
VAT 19%
€255.55
Total
€1,600.55
📄 Generate PDF Invoice
Invoice Creation
Analytics
Last 6 months
Total Revenue
€42,180
Avg / month
€7,030
Oct Nov Dec Jan Feb Mar
Top Clients
Acme Corporation
€16,800
TechStart GmbH
€11,500
DesignHub Studio
€7,200
Analytics
Clients
12 active
🔍 Search clients...
🏢
Acme Corporation
Total: €16,800
Active
💻
TechStart GmbH
Total: €11,500
Active
🎨
DesignHub Studio
Total: €7,200
Overdue
🚀
Startup.io
Total: €4,900
Active
🏦
FinTech Solutions
Total: €2,780
Inactive
Client List
Time Tracker
Today · Mar 9
Current Project
Acme Corp — Website Redesign
03:24:17
Running · €50/h → €171.25 earned
Today's Log
TechStart — API Integration
09:00 – 11:30
2h 30m
€125
DesignHub — UI Review
11:45 – 13:00
1h 15m
€62.50
Total today
7h 9m · €358.75
Time Tracker
Technology

Built with modern technology

Powered by the most reliable and scalable stack for mobile development — so the app is fast, secure and always available.

🐦
Flutter
Cross-platform framework by Google. Beautiful native performance on Android with pixel-perfect Material 3 UI.
🔥
Firebase Suite
Auth, Firestore, Storage, Cloud Messaging & Functions — a complete backend with real-time sync and push notifications.
⚡
Riverpod
Reactive state management for Flutter. Predictable, testable, and efficient data flow throughout the app.
🎨
Material 3
Google's latest design system — expressive, adaptive UI with dynamic color theming and polished interactions.
🌑
Full Dark Mode
True OLED dark mode following Material 3 guidelines. Saves battery and easy on the eyes during late-night invoicing.
🔒
Security
Firebase Auth, Firestore security rules, local biometric lock. Your financial data stays private and protected.
Roadmap

What's coming next

Invoice Manager is actively developed. Here's what we're building for our growing freelancer community.

👑

Pro Subscription Plans

Unlock unlimited invoices, advanced analytics, priority support, and team features with Invoice Manager Pro.

📧

Email Invoice Sending

Send PDF invoices directly from the app to your client's email. No more manual PDF export and attachment.

📡

Real Exchange Rates

Live currency conversion powered by real-time exchange rate APIs. Invoice in EUR, get paid in USD — seamlessly.

🖥️

Web Version

A full web dashboard to manage invoices and clients from your desktop browser. Perfect for when you're at your desk.

🍎

iOS App (iPhone & iPad)

Invoice Manager is coming to the Apple App Store. Built with the same Flutter codebase for a native iOS experience.

🤖

AI Assistant

Smart invoice suggestions, automatic categorization, and AI-powered spending insights to optimize your freelance income.

Who It's For

Built for every self-employed professional

Whether you charge by the hour or by the project, Invoice Manager adapts to your workflow.

💻

Developers

Track dev hours, bill per sprint, manage multiple client projects simultaneously.

🎨

Designers

Create branded invoices that reflect your design quality. Include design files in deliverables.

📢

Consultants

Professional contracts, clear hourly tracking, and polished invoices for corporate clients.

✍️

Freelancers

Writers, translators, marketers — anyone billing for their expertise and time.

🏗️

Self-Employed

Photographers, coaches, builders, tutors — track income and stay professional.

FAQ

Frequently asked questions

Everything you need to know about Invoice Manager before you download.

Is Invoice Manager free to download? ▾
Yes — Invoice Manager is completely free to download on Google Play. Core features including invoice creation, client management, and time tracking are available at no cost. A Pro subscription with advanced features is coming soon.
Is my financial data secure? ▾
Absolutely. All data is stored in Firebase Firestore with strict security rules. Your account is protected by Firebase Authentication. We never share your data with third parties. You can also enable biometric lock within the app settings.
Which currencies does the app support? ▾
Invoice Manager supports 10+ currencies including EUR, USD, GBP, RUB, KZT, UAH, CHF, PLN, SEK, and more. You can set a default currency per client, so invoicing international clients is seamless. Live exchange rate integration is coming in a future update.
Can I customize the PDF invoices with my brand? ▾
Yes! You can upload your logo, choose brand colors, customize fonts, and add a personalized footer message to every PDF invoice. The result is a professional, branded document that represents your business perfectly.
Is the app available in Russian? ▾
Yes — Invoice Manager is fully localized in both English and Russian. The app automatically detects your device language. Contract templates are also provided in both languages, specifically designed for Russian legal requirements and CIS freelancers.
Does the time tracker integrate with invoices? ▾
Yes — this is one of our most loved features. When you create an invoice for a project, you can pull all tracked time sessions directly into invoice line items. The app automatically calculates the total based on your hourly rate. No manual entry needed.
When is the iOS / web version coming? ▾
We're actively working on the iOS version and a web dashboard. Since the app is built with Flutter, the iOS port benefits from our shared codebase and is targeted for later in 2026. Sign up for notifications to be first to know when it launches.

Start managing your
freelance business today.

Join thousands of freelancers across Europe and CIS who use Invoice Manager to look professional, get paid faster and grow their income.