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I’m commissioning a Total Cost of Ownership calculator as a native Windows desktop application. The tool should let me enter cost variables—capital expense, operating expense, depreciation periods, financing rates and any custom fields I choose—and instantly return per-year and lifetime TCO figures. Key features I must have: • Export to Excel so results, assumptions and underlying data tables drop cleanly into separate sheets. • Graphical analysis that auto-generates bar and line charts of annual spend, cumulative cash flow and break-even points inside the app. • Save and load calculations, storing multiple scenarios locally so I can reopen, compare and tweak them later. A modern, intuitive UI is important; WPF/C# or another Windows-native framework that supports fast charting libraries is fine as long as installation is frictionless (single-click installer, no additional runtimes). Source code, a short build/compile guide, and a brief user manual are expected with the final executable. If you’ve built similar financial or ROI tools before, show me a sample screenshot or provide a demo link—seeing fluid data entry and responsive charts will help me decide quickly.
Project ID: 40369789
21 proposals
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Active 26 days ago
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21 freelancers are bidding on average $146 USD for this job

Hi, I’ve already developed a sample desktop application based on your requirements using WPF/C#. It’s packaged as a single executable for easy use, and I’m also providing the full source code. Would you like me to share it for your review? Best regards Farrukh
$150 USD in 2 days
6.7
6.7

Hi there, I’ve reviewed your requirements and understand the need for a rigorous, high-integrity Windows application that transforms complex cost variables into a clear Total Cost of Ownership (TCO) roadmap. I am confident I can architect a C#/WPF-based solution that combines high-velocity financial calculations with a modern, responsive UIensuring your capital and operating expense models are both visually intuitive and "audit-ready." My approach begins with a structural audit of your desired financial formulas incorporating depreciation logic, financing rates, and custom fieldsto ensure a "Source of Truth" for your calculation engine. I will utilize WPF (Windows Presentation Foundation) to build a fluid, desktop-first interface that handles real-time data entry and dynamic charting using high-performance libraries. Next, I will engineer the multi-scenario "Save/Load" system and a robust Excel export module that isolates assumptions, data tables, and results into separate, clean sheets. Finally, I will conduct a stress-test of the cash-flow and break-even visualizations, delivering a frictionless, single-click installer alongside well-commented source code and a comprehensive user manual. Would you like the break-even visualization to be calculated against a specific "revenue/savings" target or a comparative second scenario? Let’s get started on building your TCO calculator for you. Warm regards, Aneesa.
$100 USD in 1 day
6.4
6.4

Hello, I have over 7 years of experience in Excel, Data Visualization, and Financial Analysis. I have carefully read the requirements for the Windows TCO Calculator Development project. I propose to develop a native Windows desktop application using WPF/C# that will allow you to input cost variables and instantly generate per-year and lifetime TCO figures. The tool will have the ability to export data to Excel, generate graphical analysis with bar and line charts, and save/load calculations for multiple scenarios. The user interface will be modern and intuitive, ensuring a seamless user experience. I will ensure a frictionless installation process with a single-click installer and no additional runtimes required. The final deliverable will include the complete source code, a build/compile guide, and a user manual. I am confident in my ability to deliver a high-quality TCO calculator that meets all your requirements. I would love to discuss the project further with you in chat. You can visit my profile here: https://www.freelancer.com/u/HiraMahmood4072 Thank you.
$100 USD in 2 days
6.2
6.2

⭐⭐⭐⭐⭐ Create a Total Cost of Ownership Calculator as a Windows App ❇️ Hi My Friend, I hope you're doing well. I've reviewed your project details and see you're looking for a Total Cost of Ownership calculator for Windows. You don't need to look any further; Zohaib is here to help you! My team has successfully completed 50+ similar projects for financial tools. I will create a user-friendly application that allows you to input various cost variables and get instant TCO figures. The app will also include features like Excel export, graphical analysis, and the ability to save multiple scenarios. ➡️ Why Me? I can easily build your Total Cost of Ownership calculator as I have 5 years of experience in developing Windows applications. My expertise includes WPF, C#, data analysis, and creating intuitive user interfaces. Additionally, I have a strong grip on other relevant technologies, ensuring a seamless experience for you. ➡️ Let's have a quick chat to discuss your project in detail and let me show you samples of my previous work. Looking forward to discussing this with you! ➡️ Skills & Experience: ✅ WPF Development ✅ C# Programming ✅ Excel Integration ✅ Data Visualization ✅ User Interface Design ✅ Application Deployment ✅ Financial Modeling ✅ Graphical Analysis ✅ Scenario Management ✅ Code Documentation ✅ Debugging and Testing ✅ User Manual Creation Waiting for your response! Best Regards, Zohaib
$150 USD in 2 days
5.9
5.9

I have thoroughly reviewed your project requirements for the Windows TCO Calculator Development. I will create a user-friendly native Windows desktop application with features such as Excel export, graphical analysis, and scenario saving. My expertise in Excel, financial analysis, and data visualization will ensure accurate results. Once we discuss the full scope, I can adjust the budget accordingly. Please review my extensive 15-year-old profile to see my past work. I am eager to get started and showcase my commitment to this project. Let's discuss the details further.
$123 USD in 6 days
5.1
5.1

I am a seasoned software developer specializing in Windows desktop applications, with extensive experience in building financial and ROI tools. I have a strong command of C# and WPF, making me well-equipped to deliver a robust and intuitive TCO calculator tailored to your requirements. I have successfully developed similar applications that incorporate seamless data management and visualization features such as export functionalities and dynamic chart generation. My skills include integrating fast charting libraries to provide visual insights such as bar and line charts for financial analyses, which seem essential for your project. I understand the importance of a single-click installation process and a modern UI, ensuring a smooth user experience without additional runtimes. I am keen to discuss how I can contribute to your project. Could you please provide more information on any specific data entry flows you'd like to see? I am available to provide sample screenshots or demonstrations of previous work to further illustrate my capabilities.
$250 USD in 5 days
4.6
4.6

Hi there, I understand you need a Windows-native Total Cost of Ownership (TCO) calculator that combines flexible financial inputs with instant calculations, scenario management, Excel export, and dynamic visualizations all wrapped in a clean, intuitive UI. With strong experience in C#/WPF and building financial analysis tools, I can deliver a robust, user-friendly desktop application tailored to your needs. My approach will begin with designing a modular input system for CAPEX, OPEX, depreciation, financing, and custom variables, ensuring flexibility for different scenarios. Next, I will implement real-time calculation logic with per-year and lifetime TCO outputs, alongside integrated charting (bar/line for spend, cash flow, break-even). Finally, I will build scenario save/load functionality, Excel export (separate sheets for inputs, outputs, and tables), and package everything into a frictionless installer with full documentation and source code. Deliverable: A complete Windows desktop application (WPF/C#) with TCO calculations, scenario management, interactive charts, Excel export, installer, source code, and user guide. QUESTION: Would you like the calculator to support discounted cash flow metrics (e.g., NPV/IRR) alongside TCO for deeper financial analysis? I have built similar financial tools with responsive UI, structured calculations, and clean export capabilities. Let’s get started and build a powerful, decision-ready TCO application! Regards, Shehwani.
$75 USD in 1 day
4.0
4.0

Hi, I’m a C#/.NET developer with experience building Windows desktop financial and analytics tools, and I can develop your Total Cost of Ownership calculator as a clean, native WPF application with fast calculations, scenario management, and interactive charts. I’ve built similar ROI and cost modeling tools where users needed to input financial assumptions, compare multiple scenarios, and instantly visualize outputs through dynamic charts and exportable Excel reports. These applications were designed for fast data entry, clear visual feedback, and reliable offline usage. For your project, I would use WPF with C# and a charting library like LiveCharts or Syncfusion to provide responsive line and bar graphs for cash flow, annual spend, and break-even analysis. The app will support saving and loading scenarios locally, exporting structured Excel files with separate sheets for inputs and results, and packaging everything into a single-click installer with no external runtime dependencies beyond standard .NET. Best regards, George
$140 USD in 7 days
3.0
3.0

Hello, I understand you need a native Windows Total Cost of Ownership calculator with instant per‑year and lifetime TCO, scenario save/load, export to Excel, and built‑in charts. I’ll deliver a modern, intuitive WPF/C# app with performant charting and a single‑click installer. Proposed solution: • Input form for CAPEX/OPEX, depreciation, financing, custom fields with validation • Real‑time calculations + annual and lifetime tables • Auto charts (bar/line) for annual spend, cumulative cash flow, break‑even • Export to Excel with separate sheets for assumptions, tables, charts data • Local scenario save/load and comparison UI; single EXE installer, no extra runtimes Deliverables: • Compiled executable + single‑click installer • Full source code, short build/compile guide, brief user manual • Demo screenshot or sample build (on request) Budget & timeline: $250 , 14 days (can accelerate with priority request). Portfolio: https://www.freelancer.com/u/zarminagull189 Best regards,
$190 USD in 3 days
0.0
0.0

Hi, I can build a native Windows Total Cost of Ownership (TCO) calculator that meets all your requirements with a clean, professional, and responsive financial UI. What I will deliver: Full TCO engine (CapEx, OpEx, depreciation, financing, custom fields) Instant per-year + lifetime cost calculations Scenario save/load system (local storage for comparisons) Built-in Excel export with structured sheets (inputs, assumptions, results) Interactive charts (annual spend, cumulative cash flow, break-even analysis) Modern Windows UI using WPF/C# with a lightweight charting library Single-click installer (no extra runtime setup needed) Full source code + build guide + short user manual Approach: I’ll structure the app as a modular financial model engine + UI layer so it stays fast, easy to maintain, and expandable for future metrics or scenarios. Experience fit: I’ve worked on accounting and financial systems for 5 years, including Excel-based models and reporting tools, so I’m comfortable translating financial logic into accurate, auditable software outputs. Next step: If you want, I can also outline a quick UI wireframe and feature flow before development starts so you can approve the structure early. Ready to begin immediately. Best regards, Qadeer Mehdi
$30 USD in 2 days
0.0
0.0

I can create a native Windows desktop Total Cost of Ownership calculator that delivers instant, accurate per-year and lifetime TCO figures, empowering you to make informed financial decisions with ease. From your description, it sounds like you need a clean, modern, and intuitive UI that supports flexible data entry, seamless scenario management, and automated export to Excel with well-organized sheets. The graphical analysis with dynamic bar and line charts will provide clear visual insights into cash flow and break-even points directly within the app. With extensive experience in WPF and C#, I specialize in building scalable, high-performing financial tools that integrate fast charting libraries while ensuring a frictionless single-click installation. If helpful, I can also suggest improvements to enhance usability and overall performance. Happy to discuss your project and outline the best approach. Regards, Riaan.
$190 USD in 10 days
0.0
0.0

Hello, hope you are well. I’ve carefully reviewed your requirements, and this is essentially the same type of project I completed two months ago. I am an experienced and specialized freelancer with 6+ years of practical experience in Excel and I’m able to complete and deliver this project promptly. Feel free to visit my profile to check latest work and feedback from clients. Looking forward to working with you, connect in chat. Warm regards.
$120 USD in 7 days
0.0
0.0

Hi Maryann, The main challenge isn't just building a calculator, it's creating a native Windows app that handles amplu financial formulas instantly while staying flexible for custom fields you'll add later. I've built 14 WinUI 3 desktop apps in the last 2 years, including financial tools with real-time calculations and chart visualizations. I work extremely fast using modern. NET tooling and can deliver a polished TCO calculator in 3 days instead of weeks. Since I'm building my Freelancer profile, I'm offering this at $140 to earn a strong review. You'll get a professional native Windows app with clean UI, instant recalc engine. and export capabilities. Check my portfolio for similar desktop work: https://www.freelancer.com/portfolio-items/11324122 https://www.freelancer.com/portfolio-items/11324129 Ready to start immediately.
$140 USD in 3 days
0.0
0.0

WPF with C# is the right call here. I'd use LiveCharts 2 for the bar/line charts (smooth, responsive, WPF-native) and EPPlus for the Excel export so assumptions, data tables, and results each land on their own sheet. For save/load I'd go with local JSON files per scenario, so you can compare side by side without any database overhead. The installer would be a single ClickOnce or MSIX package, no extra runtimes needed with a self-contained publish. Data entry would be a clean form layout with dynamic rows for custom fields. Charts update as you type, so you see the impact of each variable in real time. - TCO calculator with configurable cost variables (capex, opex, depreciation, financing, custom fields) - Per-year and lifetime figures with break-even calculation - Auto-generated charts (annual spend, cumulative cash flow, break-even) - Excel export with multi-sheet output - Save/load multiple scenarios - Source code, build guide, user manual I build .NET desktop tools regularly. What cost categories are you working with? Knowing the typical inputs helps me nail the layout on the first pass.
$200 USD in 7 days
0.0
0.0

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