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CAD · head to head

CoreTechnologie vs nTop

CoreTechnologie logo

CoreTechnologie

CAD

CAD format conversion, validation and additive build preparation from a German independent

From
On request
Rated
-
Full reviewWebsite
nTop logo

nTop

CAD

Implicit computational design for lattices, heat exchangers and topology-driven parts

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: CoreTechnologie no pricing is published and the vendor sells through direct and regional channels, so there is no list price to anchor a negotiation and quotes differ by territory.; nTop nTop is a specialist tool that sits alongside mainstream CAD rather than replacing it, so you pay for an extra seat and accept a handoff between two geometry systems.
  • They diverge on capability: CoreTechnologie covers Native CAD conversion, nTop covers Implicit modelling.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which CoreTechnologie and nTop actually diverge.

Attributes where CoreTechnologie and nTop differ
AttributeCoreTechnologienTop
PlatformsWindows, LinuxWindows, Cloud

Identical on both: starting price (On request), pricing model (quote), free tier (No), user rating (Not yet rated), category (CAD).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in CoreTechnologie

  • Native CAD conversion
  • Automatic geometry healing
  • Feature recognition
  • Simplification and defeaturing
  • Batch and server conversion
  • 3D_Analyzer
  • 4D_Additive B-rep printing

Only in nTop

  • Implicit modelling
  • Lattice and cellular structures
  • Field-driven design
  • Integrated simulation
  • Reusable workflows
  • Topology optimisation
  • CAD and AM interoperability

What people use each for

The jobs each tool is most often brought in to do.

CoreTechnologie

  • A tier supplier that receives CATIA from one customer and NX from another and must work in SolidWorksnot nTop
  • A company migrating a CAD library off one platform and needing feature-recognised, editable models rather than dumb solidsnot nTop
  • Preparing additive builds from exact B-rep geometry where STL faceting would lose the tolerance you neednot nTop
  • Giving purchasing and manufacturing staff a viewer with real analysis without buying them CAD seatsnot nTop

nTop

  • Designing a variable-density lattice bracket where mass must drop without losing stiffness in the loaded regionsnot CoreTechnologie
  • Generating a heat exchanger with thousands of internal channels that a conventional CAD kernel cannot representnot CoreTechnologie
  • Producing patient-specific implant geometry with porous surfaces at scale rather than one at a timenot CoreTechnologie
  • Automating a family of parts as a reusable design workflow that reruns when the load case changesnot CoreTechnologie

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

CoreTechnologie

  • No pricing is published and the vendor sells through direct and regional channels, so there is no list price to anchor a negotiation and quotes differ by territory.
  • Licensing is granular by format read and write pair, so the price you were quoted covers the translations you named and adding a customer with a different CAD platform later means going back for another line item.
  • It is a small independent vendor, so a buyer standardising a critical migration pipeline on it should weigh the concentration risk and check the support arrangement in their own region rather than assume global coverage.
  • Feature recognition on converted geometry works well on prismatic machined parts and much less well on complex freeform surfaces, so the rebuilt-as-editable claim needs testing on your own worst parts, not on a demo model.
  • 4D_Additive competes with entrenched incumbents such as Magics in industrial AM, so machine-side Build Processor support and bureau familiarity are thinner, which matters if you need your service provider to accept the output.

nTop

  • nTop is a specialist tool that sits alongside mainstream CAD rather than replacing it, so you pay for an extra seat and accept a handoff between two geometry systems.
  • Implicit modelling requires a different way of thinking from feature-based CAD, and the retraining period is long enough that unused licences are a common and expensive outcome.
  • No pricing is published and there is no free or hobbyist tier, so evaluation runs through a sales process and small teams cannot try it seriously without engaging.
  • Subscription only, with no perpetual licence, means the geometry logic you built stops being editable the day you stop paying, which is a real risk for long-lifecycle aerospace and medical programmes.
  • The output is most valuable when you have additive manufacturing capacity to make it; organisations without machines that can print the geometry end up designing parts nobody can produce.

Pricing, plan by plan

CoreTechnologie

On request
  • 3D_Evolution$undefined/year
    • Native CAD conversion across around 36 formats
    • Automatic healing and feature recognition
    • Simplification and defeaturing
  • 3D_Analyzer$undefined/year
    • Cross-format viewing and measurement
    • Wall thickness, draft and collision analysis
    • Model comparison
  • 4D_Additive$undefined/year
    • B-rep based build preparation
    • Texturing, nesting and lattice structures
    • Automatic part analysis for printability

nTop

On request
  • nTop$undefined/year
    • Annual named or floating seat subscription
    • No perpetual licence offered
    • Capability tiers quoted by use case

Which should you pick?

Choose CoreTechnologie if

  • You need native cad conversion.
  • You work on Windows, Linux.
  • You also want automatic geometry healing.
CoreTechnologie review

Choose nTop if

  • You need implicit modelling.
  • You work on Windows, Cloud.
  • You also want lattice and cellular structures.
nTop review

Questions people ask

Is CoreTechnologie or nTop better?
Neither clearly leads. CoreTechnologie starts at On request and nTop at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, CoreTechnologie or nTop?
CoreTechnologie starts at On request and nTop at On request.
Does CoreTechnologie or nTop run on more platforms?
CoreTechnologie runs on Windows, Linux. nTop runs on Windows, Cloud.
What is CoreTechnologie best used for?
CoreTechnologie is most often used for a tier supplier that receives catia from one customer and nx from another and must work in solidworks, a company migrating a cad library off one platform and needing feature-recognised, editable models rather than dumb solids, preparing additive builds from exact b-rep geometry where stl faceting would lose the tolerance you need, giving purchasing and manufacturing staff a viewer with real analysis without buying them cad seats. Of those, a tier supplier that receives catia from one customer and nx from another and must work in solidworks and a company migrating a cad library off one platform and needing feature-recognised, editable models rather than dumb solids are not what nTop is typically brought in for.
What can CoreTechnologie do that nTop cannot?
CoreTechnologie covers Native CAD conversion, Automatic geometry healing, Feature recognition, Simplification and defeaturing. nTop covers Implicit modelling, Lattice and cellular structures, Field-driven design, Integrated simulation.

Answered from the vendors’ own pages

CoreTechnologie: Is CoreTechnologie owned by a CAD vendor?

No. It is an independent German company, which is the main reason it appears in supply chains that must move data between competing CAD platforms.

nTop: Is nTop the same company as nTopology?

Yes. nTopology rebranded to nTop. The product is the same lineage.

CoreTechnologie: Does conversion produce editable models?

3D_Evolution has feature recognition that rebuilds parametric features from solids. It is reliable on prismatic machined geometry and weaker on complex freeform surfaces, so test it on your hardest parts.

nTop: Does it replace SolidWorks or NX?

No. It is used alongside them. Mainstream CAD handles the conventional geometry and assembly; nTop handles the lattice, field-driven and complex internal structure work.

CoreTechnologie: What makes 4D_Additive different from a normal slicer?

It prepares builds on exact B-rep geometry rather than converting to STL first, so tolerance and surface accuracy are not lost to faceting before printing.

nTop: Is there a free version?

No free commercial tier is published. Access runs through a demo and sales process, with academic programmes handled separately.

CoreTechnologie: Can it run unattended for large migrations?

Yes. Batch and server conversion is designed for high-volume migration and PLM pipeline use rather than desk-by-desk conversion.

nTop: Can I buy a perpetual licence?

No. It is sold as an annual subscription, so budget it as recurring cost across the life of the programme.

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