--- title: ".NET 4.5 Reviews" meta\_title: ".NET 4.5 Reviews 2026: Details, Pricing, & Features | G2" meta\_description: Filter 81 reviews by the users' company size, role or industry to find out how .NET 4.5 works for a business like yours. aggregate\_rating: rating\_value: 4.2 review\_count: 81 scale: '5' date\_modified: '2026-08-07' parent\_category: name: Development url: https://www.g2.com/categories/development --- # .NET 4.5 Reviews & Product Details Claimed ###### Profile Status This profile is currently managed by .NET 4.5 but has limited features. Are you part of the .NET 4.5 team? [Upgrade your plan](https://sell.g2.com) to enhance your branding and engage with visitors to your profile! .NET Framework 4.5 is a comprehensive and consistent programming model developed by Microsoft for building applications with visually stunning user experiences, seamless and secure communication, and the ability to model a range of business processes. This version introduces significant enhancements that improve developer productivity and application performance. Key Features and Functionality: - Asynchronous Programming: Incorporates the `async` and `await` keywords, simplifying asynchronous code and enhancing application responsiveness. - Networking Enhancements: Adds support for WebSockets, enabling real-time, bidirectional communication between client and server. - ASP.NET Improvements: Introduces model binding for Web Forms, allowing for cleaner and more maintainable code. - Windows Presentation Foundation (WPF) Enhancements: Includes the new Ribbon control for rich user interfaces and improved performance when displaying large data sets. - Windows Communication Foundation (WCF) Updates: Simplifies configuration and supports multiple authentication modes on a single endpoint. - Windows Workflow Foundation (WF) Enhancements: Adds support for state machine workflows and improved designer features. Primary Value and Solutions Provided: .NET Framework 4.5 addresses the need for developers to create high-performance, scalable, and responsive applications across various platforms. By introducing asynchronous programming patterns, it allows applications to remain responsive under heavy workloads. The support for WebSockets and improved networking capabilities enable the development of modern web applications with real-time communication features. Enhancements in ASP.NET, WPF, WCF, and WF provide developers with powerful tools to build rich user interfaces, efficient communication systems, and complex workflows, thereby reducing development time and improving application maintainability. * * * Seller [Microsoft](https://www.g2.com/sellers/microsoft) Discussions [.NET 4.5 Community](https://www.g2.com/products/net-4-5/discuss) Solution Type Best-of-Breed Overview by Mayank Kaushik Show More ## Value at a Glance Averages based on real user reviews. ### Perceived Cost $$$$$ [ View More Pricing Information ](https://www.g2.com/products/net-4-5/pricing) ## Top-Rated Alternatives [ ![Essential Studio](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Essential Studio") Essential Studio 4.5/5(797) ](https://www.g2.com/products/essential-studio/reviews) [ ![Okta](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Okta") Okta 4.5/5(1,366) ](https://www.g2.com/products/okta/reviews) [ ![Termius](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Termius") Termius 4.8/5(268) ](https://www.g2.com/products/termius/reviews) [ View All Alternatives ](https://www.g2.com/products/net-4-5/competitors/alternatives) ## User Insights Average based on 81 real user reviews. Perceived Cost $$$$$ [Log in to unlock pricing and user insights](/login) ## .NET 4.5 Integrations (3) What do users say about integrations? Integration information sourced from real user reviews. [ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Microsoft SQL Server ](https://www.g2.com/products/microsoft-sql-server/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Visual Studio ](https://www.g2.com/products/visual-studio/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") WordPress.org ](https://www.g2.com/products/wordpress-org/reviews) Show More ![Yogesh P.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Yogesh P.") YP Yogesh P. Data engineer Information Technology and Services Mid-Market (51-1000 emp.) 11/1/2023 "My Experience with .NET 4.5" 4.5/5 What do you like best about .NET 4.5? What I like best about .NET 4.5 is its performance boost, making applications more responsive, and the simplified asynchronous programming with async and await keywords. Review collected by and hosted on G2.com. What do you dislike about .NET 4.5? One drawback of .NET 4.5 is its limited support for some legacy technologies, which can pose challenges when working on projects that rely heavily on older components. Review collected by and hosted on G2.com. What problems is .NET 4.5 solving and how is that benefiting you? .NET 4.5 resolves performance issues and simplifies asynchronous programming, resulting in more efficient and responsive corporate applications, benefiting my work as an IT engineer. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Uday P.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Uday P.") UP Uday P. Information Technology Business Analyst Mid-Market (51-1000 emp.) 1/16/2024 "I have used .net framework and it is really useful and learnt a lot." 5/5 What do you like best about .NET 4.5? Easy of development environment and helping to get better customer engagement. Review collected by and hosted on G2.com. What do you dislike about .NET 4.5? I have not focused about dislikes as it works for me. Review collected by and hosted on G2.com. What problems is .NET 4.5 solving and how is that benefiting you? Customer errors catched easily and it benefited me as a part of professional growth. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Computer Software](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Computer Software") IC Verified User in Computer Software Mid-Market (51-1000 emp.) 1/16/2024 "Revolutionizing Development: Microsoft .NET 4.5 Highlights" 4.5/5 What do you like best about .NET 4.5? ASP.NET Enhancements: WebSockets, Web API support, and improvements in WebForms showcased Microsoft's commitment to evolving web development. Review collected by and hosted on G2.com. What do you dislike about .NET 4.5? Compatibility Challenges: Upgrading existing applications to .NET 4.5 may pose compatibility challenges, especially with older systems or third-party libraries that haven't been updated Review collected by and hosted on G2.com. What problems is .NET 4.5 solving and how is that benefiting you? developers using .NET 4.5 and later versions can experience increased productivity, better responsiveness in applications, and more efficient resource management Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Paul A.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Paul A.") PA Paul A. System Specialist Enterprise (\> 1000 emp.) 12/7/2023 "Windows and web applications in .net 4.5" 4.5/5 What do you like best about .NET 4.5? We can create applications windows and web using c# and ASP easily Review collected by and hosted on G2.com. What do you dislike about .NET 4.5? No drawbacks to pin point as a suggestion upgrades need always to complete with competitors Review collected by and hosted on G2.com. What problems is .NET 4.5 solving and how is that benefiting you? A small scale financial applications to a big scale banking applications are easily developed. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Program Development](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Program Development") CP Verified User in Program Development Small-Business (50 or fewer emp.) 12/14/2023 "Good tool to make appa" 3.5/5 What do you like best about .NET 4.5? Easy framework to make backends and apps Review collected by and hosted on G2.com. What do you dislike about .NET 4.5? It is old now, but it still do the job easily Review collected by and hosted on G2.com. What problems is .NET 4.5 solving and how is that benefiting you? It allow us to make our apps Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerIncentivizedSource: G2 invite ![Naresh M.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Naresh M.") NM Naresh M. Technical Lead Mid-Market (51-1000 emp.) 10/24/2023 ". net 4.5 for developing APis" 5/5 What do you like best about .NET 4.5? Its language features and its tool that microsoft provides that eases development Review collected by and hosted on G2.com. What do you dislike about .NET 4.5? Nothing specific.. I work on c# on daily basis Review collected by and hosted on G2.com. What problems is .NET 4.5 solving and how is that benefiting you? We can develop APis restful using .Net core and deploy them.. We can even buuld web spps Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Health, Wellness and Fitness](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Health, Wellness and Fitness") CH Verified User in Health, Wellness and Fitness Enterprise (\> 1000 emp.) 5/13/2020 "Around 11 Year of Experience with. Net" 5/5 What do you like best about .NET 4.5? . Net framework is easy to use, and can C# programming language works good with it. Review collected by and hosted on G2.com. What do you dislike about .NET 4.5? I didn't find any negative point in . Net Review collected by and hosted on G2.com. Recommendations to others considering .NET 4.5: Great Programming Framework. I started my career with the . Net still using C# in my programming. Best framework which is upgraded Day by Day Review collected by and hosted on G2.com. What problems is .NET 4.5 solving and how is that benefiting you? Developed many system by using. Net 4.5 and previous version. Its easy to use and scalable. Review collected by and hosted on G2.com. Show More 9/11/2023 Validated ReviewerIncentivizedSource: G2 invite ![Muhammad Saad H.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Muhammad Saad H.") MH Muhammad Saad H. Application Development Analyst Information Technology and Services Mid-Market (51-1000 emp.) 8/3/2022 ".NET 4.5 is not easy to learn" 1.5/5 What do you like best about .NET 4.5? It is cross-platform, easy to deploy and has a large community Review collected by and hosted on G2.com. What do you dislike about .NET 4.5? Expensive, memory leak issues and database support issues Review collected by and hosted on G2.com. What problems is .NET 4.5 solving and how is that benefiting you? It can solves very complex problems with complex business requirements that allows for more flexibility in the creation of applications. Review collected by and hosted on G2.com. Show More 8/4/2022 Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Computer Software](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Computer Software") UC Verified User in Computer Software Mid-Market (51-1000 emp.) 6/30/2020 Business partner of the seller or seller's competitor, not included in G2 scores. ".net 4.5 framewoek" 4.5/5 What do you like best about .NET 4.5? Easily develop arms deeply web apps. Liver writing code in C#. Together with visual studio is a very powerful development environment Review collected by and hosted on G2.com. What do you dislike about .NET 4.5? Windows is the main platform but that is changing now with net core Review collected by and hosted on G2.com. Recommendations to others considering .NET 4.5: Best framework for windows and web app development Review collected by and hosted on G2.com. What problems is .NET 4.5 solving and how is that benefiting you? Business software and apps. Build, test, deploy. Review collected by and hosted on G2.com. Show More 6/30/2021 Current UserValidated ReviewerIncentivizedSource: G2 invite ![Verified User in Insurance](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Insurance") CI Verified User in Insurance Enterprise (\> 1000 emp.) 10/15/2021 "Outdated and painful" 0/5 What do you like best about .NET 4.5? It already has a significant enterprise presence. Review collected by and hosted on G2.com. What do you dislike about .NET 4.5? It's considered legacy technology; poor performance, poor maintenance, poor security. Review collected by and hosted on G2.com. What problems is .NET 4.5 solving and how is that benefiting you? It worked okay for created static libraries in an already .net tech stack. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ##### Pricing Pricing details for this product isn’t currently available. Visit the vendor’s website to learn more. [ View More Pricing Information ](https://www.g2.com/products/net-4-5/pricing) .NET 4.5 Comparisons ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_aab77c0248895bef22781874141e5a39/outsystems.png "Product Avatar Image") OutSystems 4.5/5(1,801) [ Compare Now ](https://www.g2.com/compare/net-4-5-vs-outsystems) ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_b37510b506065ad3ac5cf01a327e3145/microsoft-power-apps.png "Product Avatar Image") Microsoft Power Apps 4.3/5(572) [ Compare Now ](https://www.g2.com/compare/net-4-5-vs-microsoft-power-apps) ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_dc218a7b4e898f9384267cbd98b09aa8/apache-airflow.jpg "Product Avatar Image") Apache Airflow 4.4/5(130) [ Compare Now ](https://www.g2.com/compare/net-4-5-vs-apache-airflow) ##### ##### .NET 4.5 Features Functionality Ease of Use File Management Multi-Language Support [ View More Features ](https://www.g2.com/products/net-4-5/features) ##### Categories on G2 [Other Development](https://www.g2.com/categories/other-development)[.NET Integrated Development Environments (IDE)](https://www.g2.com/categories/net-integrated-development-environments-ide) ##### Explore More [Leading digital experience platforms for enterprise use](https://www.g2.com/discussions/leading-digital-experience-platforms-for-enterprise-use)[What cloud edge security tools are best for companies moving workloads from on-premise to multi-cloud that need security controls to follow the data?](https://www.g2.com/discussions/what-cloud-edge-security-tools-are-best-for-companies-moving-workloads-from-on-premise-to-multi-cloud-that-need-security-controls-to-follow-the-data)[What are the best automotive marketing tools for dealerships requiring faster website optimization and competitive positioning?](https://www.g2.com/discussions/what-are-the-best-automotive-marketing-tools-for-dealerships-requiring-faster-website-optimization-and-competitive-positioning) [Which digital wayfinding software reduces patient navigation confusion in large healthcare systems without complex implementation?](https://www.g2.com/discussions/which-digital-wayfinding-software-reduces-patient-navigation-confusion-in-large-healthcare-systems-without-complex-implementation)[What insurance rating tools integrate with agency management systems to avoid rekeying data?](https://www.g2.com/discussions/what-insurance-rating-tools-integrate-with-agency-management-systems-to-avoid-rekeying-data)[Pros and Cons Details](https://www.g2.com/products/net-4-5/reviews?qs=pros-and-cons) [Show MoreShow Less](javascript:void(0);)