# Symbols vs Critical Thinking Concepts

The clearest difference is device support: Symbols at 3 against Critical Thinking Concepts's 1. Symbols also leads on iOS requirement (12.0 vs 18.0). Critical Thinking Concepts's advantage is ratings volume (38 vs 10). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Symbols sells 6 in-app purchases, starting at $3.99 per month and Critical Thinking Concepts sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for Symbols against 4.7 for Critical Thinking Concepts. Both are backed by a comparable volume of ratings — 10 and 38 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Symbols ships an update every 6 weeks, Critical Thinking Concepts every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Symbols | Critical Thinking Concepts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (10 ratings)](https://appshunter.io/ios/app/symbols-learn-logic/id1642996557/reviews) | **[4.7 (38 ratings)](https://appshunter.io/ios/app/critical-thinking-concepts/id6446604872/reviews)** |
| Number of ratings | 10 | **38** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 78 MB | 35 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Matthew Rayes](https://appshunter.io/developer/1642996559) | [Anthony Harvey](https://appshunter.io/developer/1478197285) |

## What reviewers say

### Symbols

[App page](https://appshunter.io/ios/app/symbols-learn-logic/id1642996557)

Learn symbolic logic through interactive exercises and visual study cards. Master rules of inference, evaluate arguments, and translate everyday language into formal logic. Progress through various activities to build and solidify your understanding of logical reasoning.

**Highlights:** Comprehensive Studycards with clear explanations, Interactive activities for skill mastery, Validity: Evaluate pre-solved arguments, Justification: Deduce missing argument steps, Inference: Build valid arguments, Translation: Convert statements to logical form

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.99 | per month |
| Weekly subscription | $3.99 | per 7 days |
| Monthly Subscription | $6.99 | per month |
| Three Month Subscription | $18.99 | per 3 months |
| Yearly Subscription | $24.99 | per year |
| Annual Subscription | $39.99 | per year |


### Critical Thinking Concepts

[App page](https://appshunter.io/ios/app/critical-thinking-concepts/id6446604872)

This app is an interactive study companion that teaches core concepts, methods, and terminology of critical thinking. It helps users develop analytical and reasoning skills for navigating complex issues effectively. Features include Q&A, swipe cards, a visual feed, audio playback, and study statistics.

**Highlights:** Question & Answer format, Swipe card learning, Visual learning feed, Audio player for lessons, Study statistics tracking, Offline usability

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access Monthly | $3.99 | per month |
| All Access Annual | $7.99 | per year |


## Frequently asked questions

### Is Symbols free?

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

### Is Critical Thinking Concepts free?

Critical Thinking Concepts is free to download, with in-app purchases available.

### Which has better reviews, Symbols or Critical Thinking Concepts?

Critical Thinking Concepts is rated higher. Symbols averages 4.6 out of 5 from 10 ratings, while Critical Thinking Concepts averages 4.7 from 38 ratings.

### Do Symbols or Critical Thinking Concepts have ads?

Neither Symbols nor Critical Thinking Concepts shows ads.

### Which is updated more often, Symbols or Critical Thinking Concepts?

Symbols ships an update every 6 weeks, and Critical Thinking Concepts every 2 months. Most recently, Symbols was updated on October 24, 2026 and Critical Thinking Concepts on October 24, 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.*