# Truth Table Builder vs Logic

The clearest difference is price: Logic at Free against Truth Table Builder's $1.99. Logic also leads on update cadence (every 5 weeks vs every 6 months). Truth Table Builder's advantage is rating (4.7 vs 3.3) and review sentiment (60% vs 21%). On in-app purchases and device support there is nothing between them.

Logic is free to download; Truth Table Builder costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Truth Table Builder holds the better App Store score, 4.7 against 3.3. That said, the two scores are not equally well evidenced: Truth Table Builder has 58 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 60% of Truth Table Builder's written reviews are positive against 21% of Logic's.

Truth Table Builder ships an update every 6 months, Logic every 5 weeks. The most recent releases landed on September 9, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | Truth Table Builder | Logic |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.7 (58 ratings)](https://appshunter.io/ios/app/truth-table-builder/id882579372/reviews)** | [3.3 (6 ratings)](https://appshunter.io/ios/app/logic-gate-design/id1618913375/reviews) |
| Number of ratings | **58** | 6 |
| Positive reviews | **60.0% of reviews** | 21.4% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 5 weeks** |
| Monetization | Paid | **Ad-supported** |
| Best chart rank | **#194** | — |
| Size | 1 MB | 35 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ketan Appa](https://appshunter.io/developer/576435759) | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) |

## What reviewers say

### Truth Table Builder

[App page](https://appshunter.io/ios/app/truth-table-builder/id882579372)

**Currently charting:** #194 Top Paid · Education (US App Store)

Easily construct truth tables from Boolean formulas. This app supports up to 8 variables and can display sub-expressions, ensuring the original truth function is preserved. It offers a custom keyboard for input, saves and shares tables, and allows operator customization.

**Highlights:** Build truth tables up to 8 variables, Shows sub-expressions, Preserves original truth function, Generates random expressions, Supports custom operators and constants, Saves and shares truth tables

**Features:** Vision Pro support

**In-app purchases:** none


### Logic

[App page](https://appshunter.io/ios/app/logic-gate-design/id1618913375)

Design, simulate, and simplify logic gate networks. Generate truth tables, minimized boolean expressions, and waveforms. This app is ideal for students and engineers to explore digital logic.

**Highlights:** Design logic gate networks, Simulate network behavior, Generate truth tables, Minimize boolean expressions, Create input-output waveforms, Study boolean algebra theorems

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Truth Table Builder free?

Truth Table Builder costs $1.99, with no in-app purchases.

### Is Logic free?

Logic is free to download, with no in-app purchases.

### Which has better reviews, Truth Table Builder or Logic?

Truth Table Builder is rated higher. Truth Table Builder averages 4.7 out of 5 from 58 ratings, while Logic averages 3.3 from 6 ratings.

### Do Truth Table Builder or Logic have ads?

Logic shows ads; Truth Table Builder does not.

### Which is updated more often, Truth Table Builder or Logic?

Truth Table Builder ships an update every 6 months, and Logic every 5 weeks. Most recently, Truth Table Builder was updated on September 9, 2026 and Logic on June 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*