# Blue Collar Toolbox — Trades & Field Calculator

> All-in-one calculator and productivity app for tradespeople and field professionals. (iPhone/iPad app by Nicholas Cruise.)

- Source: https://appshunter.io/ios/app/blue-collar-toolbox/id6783586835 (this page in markdown: same URL + `.md`)
- Developer: [Nicholas Cruise](https://appshunter.io/developer/6783586837)
- Category: Utilities
- Price: Free with in-app purchases
- Rating: 5.00/5 from 5 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 10 MB
- Languages: American English
- Released: 2026-09-07
- Data updated: 2026-09-30
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/blue-collar-toolbox/id6783586835/reviews.md

## What is Blue Collar Toolbox?

Blue Collar Toolbox — Built for the Jobsite.
The all-in-one calculator and productivity app for contractors, tradespeople, and field professionals. Stop doing math on scraps of paper. Get the right answer fast, every time.
CALCULATORS FOR EVERY TRADE Over 60 professional calculators across 9 categories — Measurement, Framing, Structural/Beam, Concrete, Roofing, Survey/Layout, Materials, Electrical, and HVAC. From stair stringers to voltage drop, roof pitch to concrete yards, every calculation you need is one tap away.
QUICK BID — ESTIMATE ON THE SPOT Build professional estimates right on the jobsite. Add labor lines, materials, set your markup, calculate tax, and generate a clean PDF in seconds. Send bids by text, email, or share directly from your phone.
TIME CARD & JOB TIMER Clock in and out by job. Track regular hours, breaks, and overtime. See your pay calculated in real time. Export your time log when the job is done.
BUILT FOR THE FIELD
    •    Works 100% offline — no internet required
    •    No account or login needed
    •    Pay once, use forever — no subscription
    •    Favorites — pin your most-used calculators for instant access
    •    Fraction keyboard — work in feet, inches, and fractions like a real tape measure
PRO UNLOCK — $14.99 ONE TIME Unlock all calculators, Time Card, Quick Bid, job saving, favorites, and every future tool added to the app. One payment, no recurring fees.
Whether you’re a carpenter, framer, concrete contractor, electrician, HVAC tech, roofer, or plumber — Blue Collar Toolbox is the only calculator app built the way you work.

## Key features

- Over 60 professional calculators
- Quick bid and estimation tools
- Time card and job timer
- 100% offline functionality
- Fraction keyboard
- Favorites for instant access

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Blue Collar Toolbox Pro | $14.99 | one-time |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/blue-collar-toolbox/id6783586835/reviews.md

### 5/5 — Easy to Use!

*2026-09-11*

Well designed and easy to use.

## Frequently asked questions about Blue Collar Toolbox

### 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.

## Version history (last 2 releases)

### 1.0.1 — 2026-09-12

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.

### 1.0 — 2026-09-01

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-30.*