Softwr

Construction · head to head

Kahua vs Whimsical

Kahua logo

Kahua

Construction

Cloud platform for construction and capital projects

From
$400/month
Rated
-
Full reviewWebsite
Whimsical logo

Whimsical

Technology

Where great ideas take shape

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Whimsical has a free tier, so it costs nothing to try first.
  • Each has a real cost: Kahua no standard pricing tiers published; all pricing is custom and quote-based; Whimsical the free plan is capped at 3 team boards, 3 teams and 10 guest seats
  • They diverge on capability: Kahua covers Project management, Whimsical covers Flowcharts.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Kahua and Whimsical actually diverge.

Attributes where Kahua and Whimsical differ
AttributeKahuaWhimsical
Starting price$400/monthFree
Free tierNoYes
PlatformsWeb, Ios, AndroidWeb
CategoryConstructionTechnology
Founded20072017

Identical on both: pricing model (subscription), 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 Kahua

  • Project management
  • Document control
  • Collaboration
  • Issue tracking
  • Reporting
  • Microsoft 365
  • Box
  • Procore

Only in Whimsical

  • Flowcharts
  • Wireframes
  • Mind maps
  • Sticky notes
  • Docs
  • Real-time collaboration
  • Templates
  • Keyboard shortcuts

Both cover

  • Slack

What people use each for

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

Kahua

  • Acting as the system of record for a capital construction program across the asset lifecyclenot Whimsical
  • Public agencies and program managers tracking portfolios of projectsnot Whimsical
  • General contractors standardising project delivery and cost control across active projectsnot Whimsical
  • Specialty contractors managing crews, work orders and project financialsnot Whimsical

Whimsical

  • Product planningnot Kahua
  • UI/UX designnot Kahua
  • Brainstormingnot Kahua
  • Process documentationnot Kahua
  • Project visualizationnot Kahua

Where each one falls short

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

Kahua

  • No standard pricing tiers published; all pricing is custom and quote-based
  • Pricing varies by organization type, program or construction scale, selected package, and deployment environment
  • Implementation costs for data migration, integrations, training, and configuration scoped separately and included in quote

Whimsical

  • The free plan is capped at 3 team boards, 3 teams and 10 guest seats
  • File uploads are limited to 5MB per file and 1GB in total on the free plan
  • Version history on the free plan goes back 7 days
  • Voting, the timer, private teams, the GitHub integration, password-protected files and watermark removal all need Pro at $10 per editor per month
  • SSO and SAML are Business tier only at $20 per editor per month

Pricing, plan by plan

Kahua

$400/month
  • Professional$400/month
    • Project management
    • Document control
    • Collaboration
  • EnterpriseFree
    • Advanced analytics
    • Custom workflows
    • API access

Whimsical

Free
  • StarterFree
    • Up to 4 boards
    • Unlimited viewers
    • 7-day version history
  • Pro$10/month
    • Unlimited boards
    • Unlimited version history
    • Advanced permissions
  • Org$20/month
    • Everything in Pro
    • SSO
    • User management

Which should you pick?

Choose Kahua if

  • You need project management.
  • You work on Web, Ios, Android.
  • You also want document control.
Kahua review

Choose Whimsical if

  • You need flowcharts.
  • You want to start without paying.
  • You also want wireframes.
Whimsical review

Questions people ask

Is Kahua or Whimsical better?
Neither clearly leads. Kahua starts at $400/month and Whimsical at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Kahua or Whimsical?
Whimsical has a free tier; the other does not. Paid plans start at $400/month for Kahua and Free for Whimsical.
Does Kahua or Whimsical run on more platforms?
Kahua runs on Web, Ios, Android. Whimsical runs on Web.
Can I use Whimsical for free?
Yes. Whimsical has a free tier, so you can try it without paying. Kahua starts at $400/month.
What is Kahua best used for?
Kahua is most often used for acting as the system of record for a capital construction program across the asset lifecycle, public agencies and program managers tracking portfolios of projects, general contractors standardising project delivery and cost control across active projects, specialty contractors managing crews, work orders and project financials. Of those, acting as the system of record for a capital construction program across the asset lifecycle and public agencies and program managers tracking portfolios of projects are not what Whimsical is typically brought in for.
What can Kahua do that Whimsical cannot?
Kahua covers Project management, Document control, Collaboration, Issue tracking. Whimsical covers Flowcharts, Wireframes, Mind maps, Sticky notes. Both handle Slack.

Answered from the vendors’ own pages

Kahua: How much does Kahua cost?

Kahua does not publish standard pricing. Costs vary by organization type (Owners/Program Managers, General Contractors, Specialty Contractors), program scale, selected package, deployment environment, and implementation requirements. Customers must request pricing quotes.

Source
Whimsical: What are Whimsical's pricing tiers?

Whimsical offers three plans: Free at 0 dollars per month per editor, Pro at 10 dollars per month per editor, and Business at 20 dollars per month per editor.

Source
Kahua: What package options does Kahua offer?

Kahua offers three main package categories: Owners and Program Managers, General Contractors, and Specialty Contractors. Additional specialty apps and suites including capital planning, analytics, asset management, and safety can extend the base solution.

Source
Whimsical: What is included in the Free plan?

The Free plan allows creation of up to 50 board objects and 50 doc blocks per month, includes watermarked exports, and provides 7-day version history. Storage is limited to 1GB.

Source
Kahua: Are implementation and integration costs included in Kahua pricing?

Implementation details including data migration, integrations, training, and configuration are scoped based on requirements and clearly identified in the custom quote provided.

Source
Whimsical: What features unlock in the Pro plan?

The Pro plan removes the object creation limits, provides unlimited board objects and doc blocks, removes watermarks from exports, extends version history to 90 days, and offers 100GB of storage.

Source
Whimsical: What security and team features come with Business?

The Business plan adds private teams, SAML single sign-on, SCIM and advanced security controls, unlimited version history, priority support, and a dedicated success manager. Storage starts at 2TB.

Source
Whimsical: Do discounts apply for annual billing?

Yes, annual billing offers a 17 percent discount compared to monthly rates. Additionally, nonprofits receive a 20 percent discount and students and teachers get full access.

Source
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