Choosing the right accounting software is one of the most important decisions for any construction business. Whether you’re a sole trader, subcontractor, or running a growing limited company, your software needs to handle CIS, VAT, invoicing, and cash flow without slowing you down.
At Baywood Accounting, we specialise in supporting construction businesses, helping you choose, set up, and manage Sage, Xero, or FreeAgent so your finances stay accurate and compliant.

What Construction Businesses Need from Accounting Software
Construction businesses have unique requirements compared to other industries. Your accounting software should handle:
- Mobile access for on-site use
- CIS deductions & returns
- VAT (inc. reverse charge)
- Job tracking & profitability
- Subcontractor payments
- Real-time cash flow visibility
Pricing Comparison
Below is a realistic breakdown of monthly costs:
| Software | Starting Price | Typical Range | Notes |
|---|---|---|---|
| Sage | £14/month | £15–£59+ | Scales with features and users |
| Xero | £16/month | £16–£65+ | Tiered plans based on usage |
| FreeAgent | £19/month | £19–£33 | Often free with some UK banks |
Prices increase depending on features like payroll, expenses, and project tracking.
Feature Comparison for Construction Businesses
| Feature | Sage | Xero | FreeAgent |
|---|---|---|---|
| Mobile App | Yes | Yes | Yes |
| Invoice from Phone | Yes | Yes | Yes |
| Receipt Scanning | Yes (add-on) | Yes (included) | Yes (included) |
| Ease of Use | Moderate | Very Easy | Very Easy |
| Users | Limited by plan | Unlimited | Unlimited |
| CIS Support | Yes (higher plans) | Yes | Yes |
| Job Tracking | Limited | Add-on | Built-in |
| Best For | Larger companies | Growing businesses | Sole traders |
Mobile Use, Invoicing & Receipts
All three platforms allow you to:
- Send invoices from your phone
- Upload receipts instantly
- Track expenses on-site
Best Mobile Experience:
- Xero → most powerful and flexible
- FreeAgent → simplest and easiest
- Sage → better suited for office-based use
For construction businesses constantly on-site, this is a major factor.

Sage – Best for Structure and Established Companies
Sage is a strong option for construction businesses that need detailed reporting and structure.
Key benefits:
- Built-in payroll options
- Strong financial controls
- Reliable VAT and CIS handling
Best suited for:
- Established limited companies
- Businesses with office/admin teams

Xero – Best All-Rounder for Growth
Xero is one of the most popular choices for construction businesses.
Key benefits:
- Easy-to-use dashboard
- Real-time bank feeds
- Excellent mobile app
- Unlimited users
Best suited for:
- Growing construction companies
- Businesses managing multiple jobs
Works perfectly alongside:
- Day-to-Day Bookkeeping for construction companies
- Cash Flow Reports & Budgeting for construction companies

FreeAgent – Best for Simplicity and Sole Traders
FreeAgent is ideal for smaller construction businesses and subcontractors.
Key benefits:
- Very easy to use
- Built-in tax timelines
- Unlimited users
- Simple invoicing and expense tracking
Best suited for:
- Sole traders
- Small construction businesses
Pairs well with:
- Sole Trader Self Assessments for construction workers
Which One is Best for You?
- FreeAgent → Best for simplicity and low cost
- Xero → Best all-round option for growth
- Sage → Best for larger, structured companies
The right choice depends on your business size, workload, and how you operate day-to-day.
How Baywood Accounting Helps
Choosing software is only part of the process. Using it correctly is what actually saves you time and money.
At Baywood Accounting, we:
- Set up your accounting software properly
- Manage your bookkeeping day-to-day
- Handle VAT Returns and CIS Returns
- Run Payroll
- Prepare Year-End accounts
- Provide clear financial reports
We make sure your system works for your construction business — not against it.
Final Thoughts
The best accounting software is the one that fits your business and is used properly.
Sage offers control.
Xero offers flexibility.
FreeAgent offers simplicity.
If you’re unsure which to choose, Baywood Accounting can guide you and manage everything for you.
