JobboX Pro
Construction Calculators + AI
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Fast, accurate construction calculators with optional AI assistant for contractors and builders.
Try it free for 15 days. One-time unlock + optional PRO with AI.
JobboX™ is the essential construction calculator app built for contractors, builders, and tradespeople who need fast, accurate answers on the job site.
Key Features:
39 professional calculators for concrete, framing, roofing, lumber, electrical, plumbing, and more
Smart Ohm's Law calculator — solve with any 2 or 3 inputs
Built-in Imperial ↔ Metric unit converter with one-tap switching
AI Assistant specialized in construction and trade advice (PRO only)
Clean, large-button interface designed for jobsite use
Offline capable — works anywhere
Why JobboX™?
Save time and reduce costly mistakes with reliable calculations
Get practical AI help for material estimates, code questions, and trade tips
Start free for 15 days - no credit card required
Pricing:
Free: 15-day full access to all calculators
One-time unlock: $19.99 - permanent access to all calculators (no subscription)
PRO Subscription: $3.99/month or $39.99/year (5-day trial) - unlocks AI Assistant
JobboX™ is a tool only. Always verify calculations with local building codes, licensed professionals, and site conditions.
Download JobboX™ today and build smarter.
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
The developer, JAMES LEE ADAMS, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- User Content
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- JAMES LEE ADAMS
- Size
- 53.5 MB
- Category
- Utilities
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- JobboX PRO + AI $3.99
- JobboX PRO + AI $39.99
- Calculators Only (No AI) $19.99
- Copyright
- © 2026 Adams AG Holdings LLC