Easy to Use!
Well designed and easy to use.
Free
In-App Purchases
About
This app provides over 60 specialized calculators for various trades, enabling quick and accurate calculations on the job. It also includes tools for on-the-spot bidding, time tracking, and job management, all designed to work offline.
✓Over 60 professional calculators
✓Quick bid and estimation tools
✓Time card and job timer
✓100% offline functionality
✓Fraction keyboard
✓Favorites for instant access
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What's New in Blue Collar Toolbox
1.0.1
September 12, 2026
Updated App Store screenshots and refreshed product messaging. Blue Collar Toolbox continues to include contractor calculators, job notes, photos, plans, files, time cards, and quick bids.
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Subscriptions & In-App Purchases
$14.99
Blue Collar Toolbox Pro
Unlock every calculator, save jobs, share results.
User reviews
FAQ
What trades does Blue Collar Toolbox support calculators for?
Blue Collar Toolbox offers over 60 calculators across 9 categories, including Measurement, Framing, Structural/Beam, Concrete, Roofing, Survey/Layout, Materials, Electrical, and HVAC, catering to a wide range of trades.
Can I use Blue Collar Toolbox without an internet connection?
Yes, Blue Collar Toolbox is designed to work 100% offline, meaning no internet connection is required for any of its features, making it ideal for job sites with limited connectivity.
How does the Pro Unlock work in Blue Collar Toolbox?
The Pro Unlock is a one-time purchase of $14.99 that grants access to all calculators, the Time Card feature, Quick Bid, job saving, favorites, and all future tools added to the app, with no recurring fees.
Does Blue Collar Toolbox have ads?
No, Blue Collar Toolbox is ad-free. The app operates on a 'pay once, use forever' model with an optional one-time purchase for full functionality.
What is the rating and age appropriateness for Blue Collar Toolbox?
Blue Collar Toolbox has a perfect 5.0-star rating from 1 review and is rated for ages 4 and up, indicating its suitability for a broad audience.
How often is Blue Collar Toolbox updated?
The app was last updated on September 1, 2026, with version 1.0. Future updates will likely add new tools and features to enhance its utility.
Can I create professional estimates with Blue Collar Toolbox?
Yes, the Quick Bid feature allows you to build professional estimates directly on the jobsite by adding labor, materials, setting markups, calculating tax, and generating clean PDF bids.
Does Blue Collar Toolbox require an account to use?
No, Blue Collar Toolbox does not require an account or login, allowing for immediate use upon installation and ensuring user privacy.
