# Truth Table Builder vs Answer App

The clearest difference is price: Answer App at Free against Truth Table Builder's $1.99. Answer App also leads on update cadence (every 2 weeks vs every 6 months) and ratings volume (4.5K vs 58). Truth Table Builder's advantage is review sentiment (60% vs 16%) and in-app purchases (none vs 10). On rating and device support there is nothing between them.

Answer App is free to download; Truth Table Builder costs $1.99 up front. Answer App sells 10 in-app purchases, starting at $6.99 per 7 days. Truth Table Builder asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Truth Table Builder against 4.8 for Answer App. That said, the two scores are not equally well evidenced: Answer App has 4.5K ratings behind it against 58, so its average is the more settled of the two. Written reviews are what separate them: 60% of Truth Table Builder's written reviews are positive against 16% of Answer App's.

Truth Table Builder ships an update every 6 months, Answer App every 2 weeks. The most recent releases landed on September 9, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Truth Table Builder | Answer App |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.7 (58 ratings)](https://appshunter.io/ios/app/truth-table-builder/id882579372/reviews) | **[4.8 (4.5K ratings)](https://appshunter.io/ios/app/answer-app-coursology-ai/id6451455173/reviews)** |
| Number of ratings | 58 | **4.5K** |
| Positive reviews | **60.0% of reviews** | 15.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#194** | — |
| Size | 1 MB | 120 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ketan Appa](https://appshunter.io/developer/576435759) | [Coursology LLC](https://appshunter.io/developer/1698392817) |

## 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


### Answer App

[App page](https://appshunter.io/ios/app/answer-app-coursology-ai/id6451455173)

Instantly solve homework problems by taking a photo. Get detailed, step-by-step explanations for subjects like math, science, and history. Also features an AI notetaker and personalized chat support to help you understand complex topics better.

**Highlights:** AI homework solver, Photo-based problem solving, Step-by-step explanations, AI notetaker for lectures, Personalized AI chat support, Multi-subject support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coursology Pro (Weekly) | $6.99 | per 7 days |
| Coursology Pro (Weekly) | $6.99 | per 7 days |
| Coursology Pro (Weekly) | $7.99 | per 7 days |
| Coursology Pro (Monthly) | $21.99 | per month |
| Coursology Pro (Monthly) | $21.99 | per month |
| Coursology Pro (Monthly) | $24.99 | per month |
| Coursology Pro (Yearly) | $59.99 | per year |
| Coursology Pro (Yearly) | $64.99 | per year |
| Coursology Pro (Yearly) | $149.99 | per year |
| Coursology Pro (Yearly) | $149.99 | per year |

**What reviewers like**

- 👍 Partially correct sometimes
- 👍 Good for last minute needs
- 👍 Perfect
- 👍 Ease of use
- 👍 Helpful for specific classes

**What reviewers complain about**

- 💰 Expensive subscription
- 🐛 Inaccurate answers
- 🐛 Buggy and glitchy
- 🚫 Paywall for core features
- 🚫 Forced to write reviews

**Reported bugs**

- Picture scanner not working
- App not functioning after update
- Black screen issue
- Frequent crashes

**Requested features**

- Dark mode option
- Improve accuracy of answers
- Provide more free features
- Improve customer support
- Enhance scanning and input capabilities


## Frequently asked questions

### Is Truth Table Builder free?

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

### Is Answer App free?

Answer App is free to download, with in-app purchases available.

### Which has better reviews, Truth Table Builder or Answer App?

Answer App is rated higher. Truth Table Builder averages 4.7 out of 5 from 58 ratings, while Answer App averages 4.8 from 4.5K ratings.

### Do Truth Table Builder or Answer App have ads?

Answer App shows ads; Truth Table Builder does not.

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

Truth Table Builder ships an update every 6 months, and Answer App every 2 weeks. Most recently, Truth Table Builder was updated on September 9, 2026 and Answer App on September 28, 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.*