# Chessvis vs N

The clearest difference is in-app purchases: N at none against Chessvis's 3. Chessvis's advantage is update cadence (monthly vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Chessvis sells 3 in-app purchases, starting at $3.99 per month. N asks for nothing beyond the download.

Chessvis ships an update monthly, N every 3 months. Both last shipped on October 5, 2026.

## The numbers

| Metric | Chessvis | N |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (21 ratings)](https://appshunter.io/ios/app/chessvis/id1229226444/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 70.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Freemium | — |
| Size | 38 MB | 54 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Conceptual Software, Inc.](https://appshunter.io/developer/1229226443) | [AGL Consulting, LLC](https://appshunter.io/developer/1801519023) |

## What reviewers say

### Chessvis

[App page](https://appshunter.io/ios/app/chessvis/id1229226444)

Enhance your chess skills with unique visualization exercises, including blindfold chess and progressive move following. Prepare openings by focusing on common opponent moves and practice with spaced repetition. Access millions of categorized puzzles with customizable difficulty and rating controls.

**Highlights:** Unique visualized puzzles, Blindfold chess training, Opening repertoire preparation, Progressive move following, Customizable puzzle categories and ratings, Offline puzzle access

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chessvis Monthly Subscription | $3.99 | per month |
| Chessvis Annual Subscription | $29.99 | per year |
| Chessvis Perpetual | $99.99 | one-time |


### N

[App page](https://appshunter.io/ios/app/n-back-a-memory-game/id6743125322)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chessvis free?

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

### Is N free?

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

### Do Chessvis or N have ads?

Neither Chessvis nor N shows ads.

### Which is updated more often, Chessvis or N?

Chessvis ships an update monthly, and N every 3 months. Most recently, Chessvis was updated on October 5, 2026 and N on October 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.*