Instant C# – Our VB.NET to C# Converter

Convert VB.NET projects, folders, files, and code snippets to C# – Instant C# produces an amazing VB to C# conversion, saving you hours of painstaking work and valuable time.

Download is not available on mobile devices.

Instant C# – Windows

Free Microsoft Store install

Free direct download

Requires 64-bit Windows, version 10 or later.
(Version 11 for ARM processor machines to allow x64 emulation).

Instant C# – Linux or macOS

Use a compatibility layer (e.g., 'Wine'), a multi-boot tool, or a Windows VM.

Converter FAQ

Support

Uninstalling

No output line limit – convert as much as you want free!
The Free Edition does not allow saving options to customize conversions and does not allow command line conversion.
Safe – your code never leaves your machine
Responsive customer support
Accurate and thorough
Excellent tool for learning C#
Self-contained .NET setup – clean installs

Buy a Premium Edition License

Instant C# One-Year License $159 US

VB + C# Combo One-Year License
Instant C# (VB.NET to C#)
Instant VB (C# to VB.NET) $219 US

Purchasing FAQ

Licensing

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The Premium Edition allows saving options to customize conversions and also allows command line conversion.
15-Day Money-Back Guarantee.
An order number and registration code are sent after ordering. Use these to unlock the Premium Edition.
Our payment processor is PayPal, but you don't need a PayPal account – scroll down to "Pay with a credit or Visa Debit card".
The license is valid for one user for one year and includes updates and support. No auto-renewals.

Additional Resources

VB.NET and C# comparison and equivalents chart

C# – Visual Basic bilingual dictionary