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Construction · head to head

Buildxact vs Knowify

Buildxact logo

Buildxact

Construction

Estimating and construction management for builders, remodelers and material dealers

From
Free
Rated
-
Full reviewWebsite
Knowify logo

Knowify

Construction

Construction and field service management integrated with QuickBooks

From
$99/month
Rated
-
Full reviewWebsite

The short version

  • Only Buildxact has a free tier, so it costs nothing to try first.
  • Each has a real cost: Buildxact 15% discount applied only to annual billing; Knowify additional users cost $29/month per person across all plans
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Buildxact and Knowify actually diverge.

Attributes where Buildxact and Knowify differ
AttributeBuildxactKnowify
Starting priceFree$99/month
Free tierYesNo

Identical on both: pricing model (subscription), platforms (Web), user rating (Not yet rated), category (Construction).

What people use each for

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

Buildxact

  • Reducing estimation time from 30-40 hoursnot Knowify
  • Managing projects from lead to invoicenot Knowify
  • Generating estimates with digital signaturesnot Knowify
  • Integrating material dealers into workflownot Knowify

Knowify

  • Bidding fixed-price and AIA jobs with team managementnot Buildxact
  • Tracking labor and materials costs to project phasesnot Buildxact
  • Real-time dispatching and payment processing for crewsnot Buildxact
  • Managing change orders and invoicing across projectsnot Buildxact

Where each one falls short

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

Buildxact

  • 15% discount applied only to annual billing
  • Advanced AI add-ons require additional per-month fees

Knowify

  • Additional users cost $29/month per person across all plans
  • Monthly billing costs 50% more than annual billing

Pricing, plan by plan

Buildxact

Free
  • GoFree
    • 5 complimentary credits
    • AI Estimating
    • Professional Proposals
  • Foundation$199/month
    • Unlimited users
    • Lead management
    • Digital takeoffs
  • Pro$399/month
    • All Foundation features
    • Blu Estimate Generator
    • Job management
  • Master$599/month
    • All Pro features
    • Blu Takeoff Assistant
    • Blu Estimate Reviewer

Knowify

$99/month
  • Core$99/month
    • 1 user
    • Bid, execute, and invoice for fixed-price and AIA jobs
  • Advanced$329/month
    • 10 users
    • Project management
    • Job costing tools
  • Enterprise$null/mo
    • Unlimited users
    • Unlimited inventory
    • Custom pricing

Which should you pick?

Choose Buildxact if

  • You want to start without paying.
Buildxact review

Choose Knowify if

Nothing in the data separates Knowify from Buildxact on the points above - pick on price and on how each one feels to use.

Knowify review

Questions people ask

Is Buildxact or Knowify better?
Neither clearly leads. Buildxact starts at Free and Knowify at $99/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Buildxact or Knowify?
Buildxact has a free tier; the other does not. Paid plans start at Free for Buildxact and $99/month for Knowify.
Does Buildxact or Knowify run on more platforms?
Both run on Web, so platform support will not decide this one for you.
Can I use Buildxact for free?
Yes. Buildxact has a free tier, so you can try it without paying. Knowify starts at $99/month.
What is Buildxact best used for?
Buildxact is most often used for reducing estimation time from 30-40 hours, managing projects from lead to invoice, generating estimates with digital signatures, integrating material dealers into workflow. Of those, reducing estimation time from 30-40 hours and managing projects from lead to invoice are not what Knowify is typically brought in for.

Answered from the vendors’ own pages

Buildxact: Does Buildxact offer a free tier?

Yes, Buildxact's Go plan is free and includes 5 complimentary credits for AI Estimating and Professional Proposals, plus access to Home Depot Material Ordering.

Source
Knowify: How much does Knowify cost?

Knowify Core plan starts at $99/month for annual billing (or $149/month for monthly billing) and includes 1 user. The Advanced plan costs $329/month annually ($399/month monthly) and includes 10 users.

Source
Buildxact: What is the price difference between monthly and annual billing?

Annual plans include a 15% discount. For example, Foundation costs $199/month on monthly billing but $169/month ($2,030/year) on annual billing, saving $358 per year.

Source
Knowify: What is the cost per additional user on Knowify?

Additional users cost $29/month across all plans whether on Core or Advanced.

Source
Buildxact: How many users can access Buildxact?

Foundation, Pro, and Master plans include unlimited users. The free Go plan does not specify user limits.

Source
Knowify: Does Knowify have a free trial?

A free trial is available for both Core and Advanced plans before requiring a paid subscription.

Source
Buildxact: What add-on costs are available?

Additional AI tools cost $99/month for Blu Takeoff Assistant and $149/month for Blu Estimate Reviewer, available on Pro and Master plans.

Source
Knowify: What add-on features are available on Knowify?

Service Pro ($99/month annually), Live Equipment Tracking ($25/vehicle/month annually), AI Dashcams ($25/dashcam annually), and Tool Tracking ($99/month) are available as paid add-ons.

Source
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