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Construction · head to head

iAuditor by SafetyCulture vs RIB CostX

iAuditor by SafetyCulture logo

iAuditor by SafetyCulture

Construction

Mobile inspection and safety management platform

From
Free
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

  • Only iAuditor by SafetyCulture has a free tier, so it costs nothing to try first.
  • Each has a real cost: iAuditor by SafetyCulture the free plan is limited to 10 users and 5 active templates; 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: iAuditor by SafetyCulture covers Digital inspections, 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 iAuditor by SafetyCulture and RIB CostX actually diverge.

Attributes where iAuditor by SafetyCulture and RIB CostX differ
AttributeiAuditor by SafetyCultureRIB CostX
Starting priceFreeOn request
Pricing modelfreemiumquote
Free tierYesNo
PlatformsWeb, Ios, AndroidWindows
Founded2004Unknown

Identical on both: 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 iAuditor by SafetyCulture

  • Digital inspections
  • Safety audits
  • Issue tracking
  • Analytics
  • Corrective actions
  • Procore
  • Microsoft Teams
  • Slack

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.

iAuditor by SafetyCulture

  • Mobile inspection checklists for field teams and compliance auditingnot RIB CostX
  • Real-time issue reporting and corrective action assignmentnot RIB CostX
  • Automated performance dashboards with real-time analytics and compliance trackingnot RIB CostX
  • Offline-capable inspections on iOS and Android without internet connectivitynot RIB CostX
  • Integration with SAP, Tableau, PowerBI for enterprise data systemsnot 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 iAuditor by SafetyCulture
  • A contractor tendering a job where the client reissues drawings mid-tender, needing revision comparison so only changed areas are remeasurednot iAuditor by SafetyCulture
  • An estimating department moving from paper and Excel to model-based measurement while keeping the same rate library and bill structurenot iAuditor by SafetyCulture
  • A cost consultant producing early-stage elemental cost plans from partial models, then refining the same workbook as design detail arrivesnot iAuditor by SafetyCulture

Where each one falls short

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

iAuditor by SafetyCulture

  • The free plan is limited to 10 users and 5 active templates
  • AI credits are metered per seat per month, at 300 on free, 500 on Premium and 800 on Enterprise
  • Unlimited templates and advanced analytics require Premium at $24 per seat per month billed annually
  • Paying monthly rather than annually raises Premium from $24 to $29 per seat
  • The 99.9% uptime commitment and 24/7 support are Enterprise only

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

iAuditor by SafetyCulture

Free
  • FreeFree
    • Unlimited inspections
    • Basic templates
    • Photo capture
  • Premium$19/month
    • Advanced analytics
    • Priority support
    • Integrations
  • EnterpriseFree
    • SSO
    • API access
    • Dedicated support

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 iAuditor by SafetyCulture if

  • You need digital inspections.
  • You want to start without paying.
  • You work on Web, Ios, Android.
  • You also want safety audits.
iAuditor by SafetyCulture 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 iAuditor by SafetyCulture or RIB CostX better?
Neither clearly leads. iAuditor by SafetyCulture starts at Free and RIB CostX at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, iAuditor by SafetyCulture or RIB CostX?
iAuditor by SafetyCulture has a free tier; the other does not. Paid plans start at Free for iAuditor by SafetyCulture and On request for RIB CostX.
Does iAuditor by SafetyCulture or RIB CostX run on more platforms?
iAuditor by SafetyCulture runs on Web, Ios, Android. RIB CostX runs on Windows.
Can I use iAuditor by SafetyCulture for free?
Yes. iAuditor by SafetyCulture has a free tier, so you can try it without paying. RIB CostX starts at On request.
What is iAuditor by SafetyCulture best used for?
iAuditor by SafetyCulture is most often used for mobile inspection checklists for field teams and compliance auditing, real-time issue reporting and corrective action assignment, automated performance dashboards with real-time analytics and compliance tracking, offline-capable inspections on ios and android without internet connectivity. Of those, mobile inspection checklists for field teams and compliance auditing and real-time issue reporting and corrective action assignment are not what RIB CostX is typically brought in for.
What can iAuditor by SafetyCulture do that RIB CostX cannot?
iAuditor by SafetyCulture covers Digital inspections, Safety audits, Issue tracking, Analytics. RIB CostX covers 2D drawing takeoff, BIM and 3D takeoff, Live-linked workbooks, Drawing revision comparison.

Answered from the vendors’ own pages

iAuditor by SafetyCulture: Is Mitti (formerly iAuditor) free?

Mitti offers a free tier to start inspections and manage issues. Pricing for premium or team plans is not displayed on the vendor website.

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.

iAuditor by SafetyCulture: What is the cost of Mitti for small teams?

Mitti does not publish per-user or team-based pricing on its website. The vendor directs users to book a demo to discuss plans and costs.

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.

iAuditor by SafetyCulture: Does Mitti charge per inspection or per user?

Mitti's pricing model (per-user, per-inspection, or flat-rate) is not disclosed on the vendor site. Users must request pricing information directly from sales.

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.

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.

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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