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Cybersecurity · head to head

Keygen vs Trimble Unity Maintain

Keygen logo

Keygen

Cybersecurity

Open, source-available software licensing API

From
Free
Free plan
Yes
Full reviewWebsite
Trimble Unity Maintain logo

Trimble Unity Maintain

Government

GIS-centric public asset and work management, the product formerly sold as Cityworks

From
On request
Free plan
No
Full reviewWebsite

The short version

  • Only Keygen has a free tier, so it costs nothing to try first.
  • Each has a real cost: Keygen specific Active Licensed User (ALU) pricing not listed; requires interactive pricing calculator; Trimble Unity Maintain esri ArcGIS is a hard prerequisite, so an organisation without it faces a second substantial licence and a GIS programme before the maintenance system can be used at all.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Keygen and Trimble Unity Maintain actually diverge.

Attributes where Keygen and Trimble Unity Maintain differ
AttributeKeygenTrimble Unity Maintain
Starting priceFreeOn request
Pricing modelusage-basedquote
Free tierYesNo
PlatformsWebWeb, iOS, Android, Windows
CategoryCybersecurityGovernment

Identical on both: user rating (Not yet rated).

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 Keygen

Nothing recorded that Trimble Unity Maintain does not also cover.

Only in Trimble Unity Maintain

  • Built on ArcGIS
  • Service requests
  • Work order management
  • Permits and licensing
  • Mobile field access
  • Storeroom and inventory
  • Operational Insights
  • AgileAssets convergence

What people use each for

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

Keygen

  • Software licensing and distributionnot Trimble Unity Maintain
  • Product release managementnot Trimble Unity Maintain
  • API-based license verificationnot Trimble Unity Maintain

Trimble Unity Maintain

  • A water utility wanting valve exercising and hydrant flushing recorded against the same GIS features the engineering team maintainsnot Keygen
  • A city consolidating a citizen service request line, work orders and inspections into one location-based systemnot Keygen
  • A state transportation department managing pavement and bridge assets with linear referencing rather than point assetsnot Keygen
  • A public works department that has already licensed ArcGIS Enterprise and wants to avoid rekeying its asset inventorynot Keygen

Where each one falls short

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

Keygen

  • Specific Active Licensed User (ALU) pricing not listed; requires interactive pricing calculator
  • Whitelabel API add-on costs $995/year per domain

Trimble Unity Maintain

  • Esri ArcGIS is a hard prerequisite, so an organisation without it faces a second substantial licence and a GIS programme before the maintenance system can be used at all.
  • The product is mid-rename from Cityworks to Trimble Unity Maintain with transition timelines Trimble has not committed to publicly, leaving contracts, documentation and integrator experience split between two names.
  • CVE-2025-0994, a deserialisation flaw in Cityworks, was exploited in the wild and listed by CISA in February 2025, which makes on-premise deployments a patching obligation rather than a set-and-forget install.
  • Because assets live in the GIS, changing the asset model is a GIS division change, so maintenance teams cannot restructure their own hierarchy without another department in the loop.
  • It is built for North American public sector practice, and the permitting, funding source and reporting models do not map cleanly onto other countries or onto private industrial estates.

Pricing, plan by plan

Keygen

Free
  • DevFree
    • Up to 100 Active Licensed Users
    • 10 product releases
    • Core licensing API only
  • Std$null/month
    • Scaling with licensing volume
    • Distribution API (OCI/Docker, npm, Rubygems, PyPI, Tauri)
    • Flat monthly/yearly fees
  • Enterprise$null/month
    • Audit logs
    • SAML/SSO
    • IP filtering

Trimble Unity Maintain

On request
  • Trimble Unity Maintain$undefined/year
    • Annual subscription sized by population served, asset volume and user count
    • Esri ArcGIS Enterprise or ArcGIS Online licensing required separately
    • Hosted and on-premise deployment priced differently

Which should you pick?

Choose Keygen if

  • You want to start without paying.
Keygen review

Choose Trimble Unity Maintain if

  • You need built on arcgis.
  • You work on Web, iOS, Android, Windows.
  • You also want service requests.
Trimble Unity Maintain review

Questions people ask

Is Keygen or Trimble Unity Maintain better?
Neither clearly leads. Keygen starts at Free and Trimble Unity Maintain at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Keygen or Trimble Unity Maintain?
Keygen has a free tier; the other does not. Paid plans start at Free for Keygen and On request for Trimble Unity Maintain.
Does Keygen or Trimble Unity Maintain run on more platforms?
Keygen runs on Web. Trimble Unity Maintain runs on Web, iOS, Android, Windows.
Can I use Keygen for free?
Yes. Keygen has a free tier, so you can try it without paying. Trimble Unity Maintain starts at On request.
What is Keygen best used for?
Keygen is most often used for software licensing and distribution, product release management, api-based license verification. Of those, software licensing and distribution and product release management are not what Trimble Unity Maintain is typically brought in for.
What can Keygen do that Trimble Unity Maintain cannot?
Trimble Unity Maintain covers Built on ArcGIS, Service requests, Work order management, Permits and licensing.

Answered from the vendors’ own pages

Keygen: Does Keygen have a free tier?

Yes, the Dev tier is free and supports up to 100 Active Licensed Users with 10 product releases and core licensing API access.

Source
Trimble Unity Maintain: Is Cityworks discontinued?

Not discontinued, renamed. It is becoming Trimble Unity Maintain, converging with AgileAssets, and Trimble has not published a final transition date.

Keygen: How is Keygen pricing calculated?

Keygen uses scalable, flat monthly or yearly fees based on your licensing volume (Active Licensed Users). No revenue share or transaction fees are charged.

Source
Trimble Unity Maintain: Do I need Esri ArcGIS?

Yes. The product is built on ArcGIS and cannot be deployed without an Esri licence.

Keygen: Does Keygen charge for additional features like SSO?

SAML/SSO is included in Enterprise tiers. Whitelabel API support costs $995/year per domain. Premium Support SLA is $995/month for Enterprise.

Source
Trimble Unity Maintain: Was there a security incident?

Yes. CVE-2025-0994 in Cityworks was exploited in the wild and added to the CISA known exploited vulnerabilities catalogue in February 2025.

Trimble Unity Maintain: Can it handle roads and pavement as well as pipes?

Yes, through the AgileAssets lineage now inside the Unity Maintain family, which adds linear referencing for transportation assets.

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