# Logical Construct & Philosophy vs VietWise

The clearest difference is update cadence: VietWise at every 4 days against Logical Construct & Philosophy's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Logical Construct & Philosophy sells 2 in-app purchases, starting at $3.99 per month and VietWise sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Logical Construct & Philosophy ships an update every 2 weeks, VietWise every 4 days. The most recent releases landed on October 2, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Logical Construct & Philosophy | VietWise |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/logical-construct-and-philosophy/id6744826340/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 37 MB |
| Requires iOS | 16.4 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lucainson Raymond](https://appshunter.io/developer/1805397683) | [PHILIP NGUYEN](https://appshunter.io/developer/1850429882) |

## What reviewers say

### Logical Construct & Philosophy

[App page](https://appshunter.io/ios/app/logical-construct-and-philosophy/id6744826340)

Engage with formal logic through interactive puzzles. Apply inference rules to construct valid proofs, making abstract reasoning concrete and intuitive. Explore propositional and modal logic, with classic philosophical arguments integrated into the learning process.

**Highlights:** Interactive proof construction, 24 inference rules, Propositional and modal logic, Classic philosophical arguments, Step-by-step solution viewer, Progress tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.99 | per month |
| Annual Plan | $19.99 | per year |


### VietWise

[App page](https://appshunter.io/ios/app/vietwise/id6754840410)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VietWise Pro Monthly | $9.99 | per month |
| VietWise Pro Yearly | $24.99 | per year |


## Frequently asked questions

### Is Logical Construct & Philosophy free?

Logical Construct & Philosophy is free to download, with in-app purchases available.

### Is VietWise free?

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

### Do Logical Construct & Philosophy or VietWise have ads?

Neither Logical Construct & Philosophy nor VietWise shows ads.

### Which is updated more often, Logical Construct & Philosophy or VietWise?

Logical Construct & Philosophy ships an update every 2 weeks, and VietWise every 4 days. Most recently, Logical Construct & Philosophy was updated on October 2, 2026 and VietWise on September 30, 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.*