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Construction · head to head

eSUB vs RIB CostX

eSUB logo

eSUB

Construction

Cloud-based mobile construction management platform

From
$49/month
Rated
-
Full reviewWebsite
RIB CostX logo

RIB CostX

Construction

2D and BIM quantity takeoff with live-linked estimating workbooks for quantity surveyors and estimators

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: eSUB limited to commercial subcontractors; not suitable for general contractors or non-construction industries; RIB CostX pricing is not published anywhere and is quoted per package and per seat through regional resellers, so two firms of similar size routinely pay materially different rates for the same configuration.
  • They diverge on capability: eSUB covers Mobile task management, RIB CostX covers 2D drawing takeoff.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which eSUB and RIB CostX actually diverge.

Attributes where eSUB and RIB CostX differ
AttributeeSUBRIB CostX
Starting price$49/monthOn request
Pricing modelsubscriptionquote
PlatformsiOS, Android, WebWindows
Founded2010Unknown

Identical on both: 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 eSUB

  • Mobile task management
  • Timesheet tracking
  • Photo documentation
  • Job costing
  • Field notes
  • QuickBooks
  • Sage
  • Procore

Only in RIB CostX

  • 2D drawing takeoff
  • BIM and 3D takeoff
  • Live-linked workbooks
  • Drawing revision comparison
  • Bill of quantities production
  • Rate libraries
  • Subcontractor comparison
  • CostX Viewer

What people use each for

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

eSUB

  • Project management for commercial construction subcontractorsnot RIB CostX
  • Daily reports, RFIs, submittals and change orders from the fieldnot RIB CostX
  • Crew time capture on mobile devicesnot RIB CostX
  • Labour, job cost, equipment and material reportingnot RIB CostX
  • Centralised drawing and document managementnot RIB CostX

RIB CostX

  • A quantity surveying practice that must issue a formatted bill of quantities under NRM or SMM7 and cannot do so from a generic takeoff toolnot eSUB
  • A contractor tendering a job where the client reissues drawings mid-tender, needing revision comparison so only changed areas are remeasurednot eSUB
  • An estimating department moving from paper and Excel to model-based measurement while keeping the same rate library and bill structurenot eSUB
  • A cost consultant producing early-stage elemental cost plans from partial models, then refining the same workbook as design detail arrivesnot eSUB

Where each one falls short

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

eSUB

  • Limited to commercial subcontractors; not suitable for general contractors or non-construction industries
  • Custom pricing with no transparent public pricing makes budget planning difficult for prospective customers
  • Narrow candidate list with only one direct competitor (Procore) in the space
  • May have smaller feature set compared to enterprise construction platforms

RIB CostX

  • Pricing is not published anywhere and is quoted per package and per seat through regional resellers, so two firms of similar size routinely pay materially different rates for the same configuration.
  • It is Windows desktop software with heavy graphics demands; there is no meaningful macOS or browser option, which rules it out for practices standardised on Apple hardware.
  • The learning curve is steep enough that firms typically budget formal training, and an estimator productive in a rival tool takes weeks rather than days to reach the same output here.
  • RIB is owned by Schneider Electric, whose strategic interest is the wider RIB construction cloud, so a buyer choosing CostX today is betting on continued investment in a desktop estimating product inside a group focused elsewhere.
  • BIM takeoff is only as good as the model, and on projects where the model is modelled for coordination rather than measurement the automatic quantities need enough manual checking that the time saving largely disappears.

Pricing, plan by plan

eSUB

$49/month
  • Starter$49/month
    • Mobile task management
    • Timesheet tracking
    • Document management
  • Professional$99/month
    • Advanced scheduling
    • Accounting integration
    • Custom workflows

RIB CostX

On request
  • CostX Quantify$undefined/year
    • 2D and BIM takeoff
    • Measurement export
    • No integrated estimating workbook
  • CostX Core$undefined/year
    • Takeoff plus live-linked workbooks
    • Rate libraries
    • Standard reporting
  • CostX Complete$undefined/year
    • Full BIM takeoff
    • Advanced workbooks and bills of quantities
    • Subcontractor comparison

Which should you pick?

Choose eSUB if

  • You need mobile task management.
  • You work on iOS, Android, Web.
  • You also want timesheet tracking.
eSUB review

Choose RIB CostX if

  • You need 2d drawing takeoff.
  • You work on Windows.
  • You also want bim and 3d takeoff.
RIB CostX review

Questions people ask

Is eSUB or RIB CostX better?
Neither clearly leads. eSUB starts at $49/month and RIB CostX at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, eSUB or RIB CostX?
eSUB starts at $49/month and RIB CostX at On request.
Does eSUB or RIB CostX run on more platforms?
eSUB runs on iOS, Android, Web. RIB CostX runs on Windows.
What is eSUB best used for?
eSUB is most often used for project management for commercial construction subcontractors, daily reports, rfis, submittals and change orders from the field, crew time capture on mobile devices, labour, job cost, equipment and material reporting. Of those, project management for commercial construction subcontractors and daily reports, rfis, submittals and change orders from the field are not what RIB CostX is typically brought in for.
What can eSUB do that RIB CostX cannot?
eSUB covers Mobile task management, Timesheet tracking, Photo documentation, Job costing. RIB CostX covers 2D drawing takeoff, BIM and 3D takeoff, Live-linked workbooks, Drawing revision comparison.

Answered from the vendors’ own pages

eSUB: What is eSUB designed for and who is the primary user?

eSUB is a mobile-first construction management platform built exclusively for commercial subcontractors. It connects the field to the office through mobile apps and web interfaces for creating, tracking, and managing documents and daily activities.

Source
RIB CostX: How much does RIB CostX cost?

RIB does not publish prices. It is quoted per package (Quantify, Core or Complete) and per seat, usually through a regional reseller.

eSUB: What key features does eSUB Cloud include?

eSUB includes submittals, change orders, RFIs, daily reports, mobile app functionality, email integration, field notes, time cards, project management, document management, time tracking, and job costing capabilities.

Source
RIB CostX: Is a perpetual licence available?

RIB has historically offered both perpetual and subscription licensing, with subscription now the default push. Ask explicitly, because the perpetual option is not advertised.

eSUB: Does eSUB offer a free trial?

Yes. eSUB offers a 14-day free trial as well as customized demos. The demo includes a 45-minute guided walkthrough in a staged demo project.

Source
RIB CostX: Does it do BIM takeoff or just 2D?

Both. Complete handles IFC and Revit models; Quantify and Core differ in workbook capability rather than measurement.

eSUB: How does eSUB pricing work?

eSUB Cloud pricing depends on user count and modules required; quotes are provided on a customized basis. No implementation fees apply for standard scopes, and no per-job charges are assessed. Updates are included in the subscription.

Source
RIB CostX: Who is it for?

Quantity surveyors and estimators in markets that use bills of quantities: UK, Ireland, Australia, New Zealand, the Middle East and South Africa above all.

eSUB: What platforms does eSUB support?

eSUB offers mobile apps for both iOS and Android, as well as a web interface. The platform is designed mobile-first with field-focused functionality.

Source
RIB CostX: Can we open estimates without a licence?

A free CostX Viewer lets others open and inspect measured drawings and workbooks without a full seat.

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