--- title: ".NET 4.5 Reviews" meta_title: ".NET 4.5 Reviews 2026: Details, Pricing, & Features | G2" meta_description: Filter 82 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: 82 scale: '5' date_modified: '2026-10-19' parent_category: name: Development url: https://www.g2.com/categories/development ---

.NET 4.5 Pros and Cons: Top 5 Advantages and Disadvantages

Quick AI Summary Based on G2 Reviews

Generated from real user reviews

Users appreciate the stability and reliability of .NET 4.5, enhancing development for desktop and enterprise applications. (8 mentions)
Users praise the performance efficiency of .NET 4.5, highlighting faster execution and improved memory management for smoother development. (8 mentions)
Users value the ease of coding and debugging in .NET 4.5, making development more efficient and accessible. (7 mentions)
Users value the stability and performance of .NET 4.5, enhancing development with excellent tooling and a strong library. (7 mentions)
Users value the ease of coding/debugging in .NET 4.5, enhancing their development experience significantly. (4 mentions)
Users find compatibility issues with .NET 4.5, noting its outdated features and limited cross-platform support. (6 mentions)
Users note the limited features of .NET 4.5, feeling it lacks modernization compared to newer versions. (6 mentions)
Users feel .NET 4.5 has missing features like modern options for cross-platform and cloud-native applications. (5 mentions)
Users note a steep learning curve for beginners, particularly with C# syntax and project structure challenges. (3 mentions)
Users are frustrated by the limited cross-platform compatibility of .NET 4.5, hindering flexibility and deployment options. (3 mentions)

5 Pros or Advantages of .NET 4.5

5 Cons or Disadvantages of .NET 4.5

.NET 4.5 Reviews (82)

Reviews

.NET 4.5 Reviews (82)

4.2
82 reviews
Search reviews
Filter Reviews
Clear Results
G2 reviews are authentic and verified.
Ritik R.
RR
Ritik R.
Software Engineer
Enterprise (> 1000 emp.)
"It is very fast"
4/5
What do you like best about .NET 4.5?

It's easy to use and very feasible. I like the product very much Review collected by and hosted on G2.com.

What do you dislike about .NET 4.5?

The availability and knowledge transfer of .net 4.5 is a challenge which needs to be solved Review collected by and hosted on G2.com.

Yogesh P.
YP
Yogesh P.
Data engineer
Information Technology and Services
Mid-Market (51-1000 emp.)
"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.

Uday P.
UP
Uday P.
Information Technology Business Analyst
Mid-Market (51-1000 emp.)
"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.

Verified User in Computer Software
IC
Verified User in Computer Software
Mid-Market (51-1000 emp.)
"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.

Paul A.
PA
Paul A.
System Specialist
Enterprise (> 1000 emp.)
"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.

Verified User in Program Development
CP
Verified User in Program Development
Small-Business (50 or fewer emp.)
"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.

Naresh M.
NM
Naresh M.
Technical Lead
Mid-Market (51-1000 emp.)
".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 a daily basis Review collected by and hosted on G2.com.

Verified User in Health, Wellness and Fitness
CH
Verified User in Health, Wellness and Fitness
Enterprise (> 1000 emp.)
"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.

Muhammad Saad  H.
MH
Muhammad Saad H.
Application Development Analyst
Information Technology and Services
Mid-Market (51-1000 emp.)
".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.

Verified User in Computer Software
UC
Verified User in Computer Software
Mid-Market (51-1000 emp.)
Business partner of the seller or seller's competitor, not included in G2 scores.
".net 4.5 framework"
4.5/5
What do you like best about .NET 4.5?

Easily develop robust web apps. Love writing code in C#. Together with Visual Studio, it 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.