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Construction · head to head

On-Screen Takeoff vs Oracle Primavera Unifier

On-Screen Takeoff logo

On-Screen Takeoff

Construction

Digital quantity takeoff from drawings, now subscription only and bundled rather than sold alone

From
On request
Rated
-
Full reviewWebsite
Oracle Primavera Unifier logo

Oracle Primavera Unifier

Construction

Capital programme cost, contract and facilities management for owners running multi-year portfolios

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: On-Screen Takeoff perpetual licensing is no longer offered on current releases, so long-standing users who paid once now face a recurring annual cost they never budgeted, and staying on an old version means no support for newer PDF formats; Oracle Primavera Unifier nothing works until it is configured, so the first useful business process is months away and usually costs more in partner services than the first year of licences; organisations that budget for software and not for implementation stall.
  • They diverge on capability: On-Screen Takeoff covers Drawing takeoff, Oracle Primavera Unifier covers uDesigner configuration.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which On-Screen Takeoff and Oracle Primavera Unifier actually diverge.

Attributes where On-Screen Takeoff and Oracle Primavera Unifier differ
AttributeOn-Screen TakeoffOracle Primavera Unifier
PlatformsWindowsWeb, iOS, Android

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

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 On-Screen Takeoff

  • Drawing takeoff
  • Revision overlay
  • Condition libraries
  • Automatic scaling
  • Bid zones and phases
  • Quick Bid handoff
  • Excel export

Only in Oracle Primavera Unifier

  • uDesigner configuration
  • Cost sheet
  • Funding management
  • Change management
  • Facilities and asset management
  • Schedule integration
  • Document management
  • Reporting and BI Publisher

What people use each for

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

On-Screen Takeoff

  • A drywall contractor measuring wall area and openings across a 300 sheet set where manual takeoff would take a weeknot Oracle Primavera Unifier
  • An estimator who receives a late addendum and needs to know which rooms changed rather than re-measuring the whole floornot Oracle Primavera Unifier
  • A flooring subcontractor maintaining reusable conditions with waste factors so quantities and material orders stay consistent between estimatorsnot Oracle Primavera Unifier
  • A trade contractor that wants takeoff quantities split by phase so progress billing matches the way work is actually releasednot Oracle Primavera Unifier

Oracle Primavera Unifier

  • A state transport agency tracking dozens of concurrent projects funded from separate multi-year appropriations, where the audit trail on which fund paid for which change order matters more than scheduling detailnot On-Screen Takeoff
  • A university estates office that needs one cost sheet spanning design, construction and handover, with the asset data surviving into facilities management rather than being rekeyednot On-Screen Takeoff
  • A utility that must produce regulator-facing cash flow and capitalisation reports directly from the project controls system rather than from a spreadsheet reconciled once a quarternot On-Screen Takeoff
  • An owner already committed to Primavera P6 and Aconex that wants cost and contract control in the same estate rather than adding a separate construction ERPnot On-Screen Takeoff

Where each one falls short

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

On-Screen Takeoff

  • Perpetual licensing is no longer offered on current releases, so long-standing users who paid once now face a recurring annual cost they never budgeted, and staying on an old version means no support for newer PDF formats
  • ConstructConnect does not publish a price, and the product is increasingly sold inside a bundle with lead data and estimating, so buyers who want takeoff alone often find the quote priced around a package they do not need
  • It is Windows desktop only, with no macOS version and no meaningful browser or tablet workflow, which rules it out for firms standardised on Apple hardware
  • The interface has changed little in years and estimators coming from browser-based tools find the condition setup and layer management slow to learn, so onboarding a new estimator takes longer than the software cost would suggest
  • ConstructConnect sells lead data, takeoff and estimating as a portfolio and has consolidated several acquired products, so a buyer committing to On-Screen Takeoff should ask directly where it sits against the newer cloud takeoff products in the same portfolio

Oracle Primavera Unifier

  • Nothing works until it is configured, so the first useful business process is months away and usually costs more in partner services than the first year of licences; organisations that budget for software and not for implementation stall.
  • Modules are licensed separately, so an organisation that starts with Project Controls and later wants facilities and asset management faces a second negotiation at whatever list price applies then, not the rate it originally agreed.
  • Per-user licensing punishes occasional participants: a project sponsor who approves four invoices a year consumes the same licence as a full-time cost controller unless workflows are redesigned to keep them out of the system.
  • Oracle's term licence pricing is a percentage of the perpetual list rising with duration, which means a one-year term looks affordable and then the renewal maths pushes buyers into long commitments they cannot easily exit.
  • The interface is dated relative to modern construction software and field users resist it, so many implementations end up with Unifier as an office system and a separate mobile tool for site, which reintroduces the data gap it was bought to close.

Pricing, plan by plan

On-Screen Takeoff

On request
  • On-Screen Takeoff$undefined/year
    • Annual subscription per seat on version 4 and later
    • Sold increasingly as part of a ConstructConnect takeoff and estimating bundle
    • Perpetual licensing not offered on current releases

Oracle Primavera Unifier

On request
  • Unifier Project Controls$undefined/year
    • Per-user licensing
    • Cost, contract and change management
    • uDesigner business process configuration
  • Unifier Facilities and Asset Management$undefined/year
    • Separately licensed module
    • Asset register and maintenance
    • Space and portfolio management

Which should you pick?

Choose On-Screen Takeoff if

  • You need drawing takeoff.
  • You work on Windows.
  • You also want revision overlay.
On-Screen Takeoff review

Choose Oracle Primavera Unifier if

  • You need udesigner configuration.
  • You work on Web, iOS, Android.
  • You also want cost sheet.
Oracle Primavera Unifier review

Questions people ask

Is On-Screen Takeoff or Oracle Primavera Unifier better?
Neither clearly leads. On-Screen Takeoff starts at On request and Oracle Primavera Unifier at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, On-Screen Takeoff or Oracle Primavera Unifier?
On-Screen Takeoff starts at On request and Oracle Primavera Unifier at On request.
Does On-Screen Takeoff or Oracle Primavera Unifier run on more platforms?
On-Screen Takeoff runs on Windows. Oracle Primavera Unifier runs on Web, iOS, Android.
What is On-Screen Takeoff best used for?
On-Screen Takeoff is most often used for a drywall contractor measuring wall area and openings across a 300 sheet set where manual takeoff would take a week, an estimator who receives a late addendum and needs to know which rooms changed rather than re-measuring the whole floor, a flooring subcontractor maintaining reusable conditions with waste factors so quantities and material orders stay consistent between estimators, a trade contractor that wants takeoff quantities split by phase so progress billing matches the way work is actually released. Of those, a drywall contractor measuring wall area and openings across a 300 sheet set where manual takeoff would take a week and an estimator who receives a late addendum and needs to know which rooms changed rather than re-measuring the whole floor are not what Oracle Primavera Unifier is typically brought in for.
What can On-Screen Takeoff do that Oracle Primavera Unifier cannot?
On-Screen Takeoff covers Drawing takeoff, Revision overlay, Condition libraries, Automatic scaling. Oracle Primavera Unifier covers uDesigner configuration, Cost sheet, Funding management, Change management.

Answered from the vendors’ own pages

On-Screen Takeoff: Can I still buy a perpetual licence?

No. Current releases are annual subscription. Older perpetual licences continue to run but do not receive updates.

Oracle Primavera Unifier: Does Oracle publish Unifier pricing?

No. Unifier is quoted per user and per module through Oracle or a partner. Global price lists exist for some Primavera products but Unifier is negotiated.

On-Screen Takeoff: Is it sold separately from Quick Bid?

It can be, but ConstructConnect increasingly quotes it as part of a takeoff and estimating package. Ask explicitly for standalone pricing if that is what you want.

Oracle Primavera Unifier: Is Unifier the same as Primavera P6?

No. P6 is scheduling. Unifier is cost, contract, change and asset management. Owners commonly run both and integrate them.

On-Screen Takeoff: Does it run on a Mac?

Not natively. It is a Windows application and Mac users run it under virtualisation, which is unsupported in practice for large drawing sets.

Oracle Primavera Unifier: Can we still buy a perpetual licence?

Yes, perpetual licensing remains available alongside term licences, and Oracle prices terms as a percentage of the perpetual list. Check which your quote is based on.

On-Screen Takeoff: Will it read a scanned drawing?

Yes, but measurement accuracy on a scanned raster set depends entirely on the scan quality and on setting scale from a verified dimension.

Oracle Primavera Unifier: Who owns the data at project closeout?

The customer owns its data. Export is possible through the API and reporting layer, but configured business process records do not move cleanly into another system, so plan closeout extraction before you need it.

Oracle Primavera Unifier: Is it suitable for a general contractor?

Rarely. Unifier is built around the owner's funding and contract position. Contractors are usually better served by Procore or Autodesk Construction Cloud.

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