DotFix NiceProtect
DotFix NiceProtect protects compiled Windows EXE, DLL, and OCX files against code analysis and cracking.
What DotFix NiceProtect is
DotFix NiceProtect protects compiled Windows EXE, DLL, and OCX files against code analysis and cracking. It applies protection to native machine code, usually without requiring source-code changes or third-party runtime libraries. Selected functions, conditions, and loops can be virtualized with a custom instruction set or mutated while preserving their behavior. The software checks for debugging, packs code and resources separately, and supports ASLR and DEP. Each protection run produces a new loader and unpacker core with a non-fixed file layout and internal data tables. It supports applications built with Delphi and RAD Studio, Free Pascal and Lazarus, C++ Builder, and Visual Basic 5.0/6.0. Available editions cover 32-bit Windows applications or both 32-bit and 64-bit applications, and supported platforms include Windows x86, x64, and ARM64. A free trial download is available. Standard (32-bit) costs $149, paid once, billed one-off, and includes one year of updates.
Good
- Protects EXE, DLL, and OCX files.
- Usually works without source-code changes.
- Supports virtualization and code mutation.
- Free trial download is available.
Watch out
- Standard (32-bit) covers 32-bit applications only.
- License includes one year of updates.
- Renewal plans require a previously purchased license.
Who it suits
DotFix NiceProtect suits developers or companies seeking to protect compiled native Windows applications. Its supported toolchains include Delphi, Free Pascal, C++ Builder, and Visual Basic 5.0/6.0.
Verdict
DotFix NiceProtect applies several protections directly to compiled Windows code. Check the edition’s bitness and license audience before choosing a plan.
Plans and prices
From DotFix NiceProtect's own pricing page, checked 1 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Renewal for Developer Standard License | $69 a year | Existing customers only · requires previously purchased license · 1 year of updates and technical support |
| Renewal for Developer Professional License | $99 a year | Existing customers only · requires previously purchased license · 1 year of updates and technical support |
| Standard (32-bit) | $149, paid once | 32-bit Windows applications · GUI and console versions · single developer · 1 year of updates |
| Professional (32 + 64-bit) | $199, paid once | 32-bit and 64-bit Windows applications · GUI and console versions · single developer · 1 year of updates |
| Renewal for Company Standard License | $239 a year | Existing customers only · requires previously purchased license · 1 year of updates and technical support |
| Renewal for Company Professional License | $269 a year | Existing customers only · requires previously purchased license · 1 year of updates and technical support |
| Company Standard | $329, paid once | 32-bit Windows applications · GUI and console versions · company use · 1 year of updates |
| Company Professional | $379, paid once | 32-bit and 64-bit Windows applications · GUI and console versions · company use · 1 year of updates |
The facts
Each one read from DotFix NiceProtect's own pages, with the date it was checked.
What it does
- Anti-debugging
- The product checks for debugging and makes automated inspection of the loader and protected code more difficult.checked 1 Oct 2026
- Build uniqueness
- Each protection run generates a new loader and unpacker core with a non-fixed file layout and internal data tables.checked 1 Oct 2026
- Compiler metadata
- The obfuscator renames Delphi and Free Pascal classes, objects, events, nested elements, and related RTTI structures.checked 1 Oct 2026
- License audience
- Single Developer Licenses are for protecting the developer's own software, while Company Licenses cover business, academic, or government use within one company.checked 1 Oct 2026
- License duration
- A license remains valid for 12 months and then remains functional without access to new versions, upgrades, or technical support.checked 1 Oct 2026
- Packing
- Code and resources are packed independently, with ASLR and DEP support and a unique unpacking core.checked 1 Oct 2026
- Privacy compliance
- DotFix Software states that personal-data processing follows the GDPR and applicable country-specific data-protection regulations.checked 1 Oct 2026
- Purpose
- DotFix NiceProtect protects Windows EXE, DLL, and OCX files against code analysis and cracking.checked 1 Oct 2026
- Runtime dependency
- Protection is applied directly to native Windows machine code without requiring third-party runtime libraries.checked 1 Oct 2026
- Source changes
- Protection is applied to already compiled Windows executables and usually does not require source-code changes.checked 1 Oct 2026
- Support
- Technical assistance is available by email at [email protected].checked 1 Oct 2026
- Supported toolchains
- Supported native applications include Delphi and RAD Studio, Free Pascal and Lazarus, C++ Builder, and Visual Basic 5.0/6.0.checked 1 Oct 2026
- Virtualization
- Selected functions, conditions, and loops are moved into a custom virtual-machine instruction set or mutated while preserving behavior.checked 1 Oct 2026
- Visual Basic support
- Visual Basic 5.0/6.0 form, module, class, control, event, and procedure names are rewritten with randomized identifiers.checked 1 Oct 2026
Money
- Trial
- The product page provides a download link labeled “Download free trial.”checked 1 Oct 2026
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