WrenchStack

BigChange vs Knowify

Head-to-head comparison of pricing, features, integrations, and use-case fit. Updated 2026-05-20.

BigChange

JobWatch field service platform (UK-rooted, expanding globally)

Starting price
Custom quote
Aggregate rating
4.5 / 5
Best team size
25-500
Free trial
No
Visit BigChange →

Knowify

Construction and contractor management built on QuickBooks

Starting price
From $186/mo
Aggregate rating
4.5 / 5
Best team size
5-50
Free trial
14 days
Visit Knowify →

Quick verdict

BigChange: Mid-large field service organizations 25+ techs running mixed fleet + service operations.

Knowify: Small-to-mid contractors deep on QuickBooks who need AIA billing and change orders.

Pricing side-by-side

Tier BigChange Knowify
Tier 1 Starter — Custom Essentials — $186/mo
Tier 2 Pro — Custom Advanced — $312/mo
Tier 3 Enterprise — Custom Premium — $583/mo

Feature comparison

Only in BigChange

  • + dispatching
  • + vehicle tracking
  • + stock control
  • + quoting
  • + invoicing
  • + ai assistant

Both have

  • ✓ scheduling

Only in Knowify

  • + job costing
  • + change orders
  • + aia billing
  • + time tracking
  • + quickbooks sync two way
  • + purchase orders

Integrations

Only in BigChange

  • + xero
  • + sage
  • + quickbooks
  • + salesforce

Both integrate with

— No common integrations —

Only in Knowify

  • + quickbooks desktop
  • + quickbooks online
  • + stripe

Both support these trades

Frequently asked questions

Which is better, BigChange or Knowify?

Neither is universally better — they target different buyers. Mid-large field service organizations 25+ techs running mixed fleet + service operations. Small-to-mid contractors deep on QuickBooks who need AIA billing and change orders. The right pick depends on your team size, budget, and vertical.

Is BigChange cheaper than Knowify?

Both BigChange and Knowify use custom pricing or have similar entry costs — request quotes from both to compare apples-to-apples for your specific team size.

Can BigChange and Knowify integrate with QuickBooks?

BigChange integrates with QuickBooks. Knowify integrates with QuickBooks.

Do BigChange or Knowify offer a free trial?

BigChange: no free trial advertised; demo on request. Knowify: 14-day free trial.

Need a deeper look?

See our full reviews with detailed pricing tiers, integration depth, and weaknesses.