Pricing

Simple. Honest. No tricks.

Start with the plain calculator. Pro unlocks the plan reader, Construction mode, trade formulas, and an AI assistant that knows the job site.

Free

A plain calculator with running tape, history, and sharing.

App Store Google Play Use on Web

Pro

$5.99/month

or $65.99/year — save 8%

30-day free trial on App Store and Google Play. Cancel anytime through the store where you subscribed.

App Store — 30-Day Free Trial Google Play — 30-Day Free Trial Use on Web

What's included

FeatureFreePro

Plain calculator mode

Running tape & calculation history

Deep-link sharing

8 languages — full app interface

Exact feet-inch-fraction math

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Plan reader — scale, measure, count, markup

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Automatic plan translation — all 8 languages

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Construction mode (framing + concrete)

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Construction formulas — framing, stairs, concrete, roofing

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AI assistant (construction-aware)

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You keep Pro access until the end of your billing period after cancelling. iPhone/iPad: Settings → Apple ID → Subscriptions → TB Logic. Android: Google Play → Profile → Payments & subscriptions → Subscriptions → TB Logic.