| Markup & Profit: A Contractor's Guide, Revisited | bookdelico.com | 44.95 USD | 59.5 USD | −24.5% |
| Electrician's Exam Preparation Guide to the 2005 NEC | calculatorsource.com | 29.95 USD | 37.58 USD | −20.3% |
| 2026 National Electrical Estimator | calculatorsource.com | 109.95 USD | — | — |
| 2026 National Home Improvement Estimator | calculatorsource.com | 109.95 USD | — | — |
| 2026 National Painting Cost Estimator | calculatorsource.com | 109.95 USD | — | — |
| 2026 National Repair & Remodeling Estimator | calculatorsource.com | 109.95 USD | — | — |
| 2026 National Plumbing & HVAC Estimator | calculatorsource.com | 109.95 USD | — | — |
| 2026 National Renovation & Insurance Repair Estimator | calculatorsource.com | 109.95 USD | — | — |
| 2026 National Construction Estimator | calculatorsource.com | 109.95 USD | — | — |
| iPhotoMeasure | calculatorsource.com | 107.95 USD | — | — |
| 2026 National Building Cost Manual | calculatorsource.com | 94.95 USD | — | — |
| Business & Financial Management for the Florida Contractor Exam | calculatorsource.com | 89.95 USD | — | — |
| Contractor's Law & Business for the California Contractor's Exam (Peerless Institute) | calculatorsource.com | 89.95 USD | — | — |
| DCD Guide to Construction Costs 2023 Edition | calculatorsource.com | 79.95 USD | — | — |
| Architects Contractors Engineers Guide to Construction Costs | calculatorsource.com | 56.95 USD | — | — |
| Land Development, 10th Edition | calculatorsource.com | 49.95 USD | — | — |
| Pipe & Excavation Contracting Revised | calculatorsource.com | 49.95 USD | — | — |
| Builder's Guide to Stucco Lath & Plaster | calculatorsource.com | 44.46 USD | — | — |
| Electrical Inspection of Existing Dwellings | calculatorsource.com | 43.96 USD | — | — |
| Basic Construction Management: The Superintendent's Job, 3rd Edition | calculatorsource.com | 40.21 USD | — | — |
| Estimating Excavation | calculatorsource.com | 37.58 USD | — | — |
| Home Inspection Handbook | calculatorsource.com | 34.95 USD | — | — |
| Production Checklist for Builders and Superintendents | calculatorsource.com | 30.8 USD | — | — |
| Roof Framing | calculatorsource.com | 29.95 USD | — | — |
| Bob Harris's Guide to Stained Concrete Interior Floors | calculatorsource.com | 29.75 USD | — | — |
| Quicken for Contractors | calculatorsource.com | 29.62 USD | — | — |
| Accounting and Financial Management for Builders, Remodelers, and Developers | calculatorsource.com | 24.2 USD | — | — |
| Plumbing & HVAC Manhour Estimates | calculatorsource.com | 24.01 USD | — | — |
| Roof Framer's Bible | calculatorsource.com | 22.95 USD | — | — |
| Building Layout | calculatorsource.com | 19.95 USD | — | — |
| Electrical Pal | calculatorsource.com | 17.95 USD | — | — |
| Concrete & Formwork | calculatorsource.com | 15.95 USD | — | — |
| Dr. Watts Pocket Datacom Guide | calculatorsource.com | 11.95 USD | — | — |