# CheSScan — Chess FEN and PGN Scanner

> Chess FEN and PGN scanner for analysis and game saving. (iPhone/iPad app by Alok Nagdev.)

- Source: https://appshunter.io/ios/app/chesscan/id1472062569 (this page in markdown: same URL + `.md`)
- Developer: [Alok Nagdev](https://appshunter.io/developer/1472062568)
- Category: Utilities, Games, Board, Strategy
- Price: Free with in-app purchases
- Rating: 3.00/5 from 8 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 11.1 · 17 MB
- Languages: English
- Released: 2019-08-04
- Data updated: 2026-08-12
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/chesscan/id1472062569/reviews.md

## What is CheSScan?

CheSScan is a chess utility designed to help chess coaches and chess players in their coaching and training work respectively. Two key features of CheSScan are chessboard position (FEN) scanning and tournament scoresheet (PGN) scanning. Both, PGN and FEN, scanning assume standard chess variant. For scoresheet scanning, tournament scoresheets have to be written in Standard Algebraic Notation (SAN). Games can be saved as a Portable Game Notation (PGN) file on the device storage.

As of current version, following features are supported by CheSScan:

- FEN scanning - scans a board position from a computer screen or from a chess book
- Lets users edit a chess board to setup a position for analysis
- Scoresheet scanning - scans chess tournament scoresheet
- Lets users correct misidentified moves to build corrected game PGN
- Writing Game PGN - store scanned games as PGN on device
- Analysis - lets users do analysis of games in the database with a very strong chess engine
- Sharing Games - allows users to share their games PGN via email with fellow chess players or trainers

CheSScan is intended to assist its users in not wasting time in entering chess positions or tournament game moves manually and getting down to more productive task of analyzing one's games. In line with aforementioned intention CheSScan provides a very powerful chess engine (Arasan) to analyze scanned board positions or scanned tournament games quickly. Your games are stored on your device as a PGN file which can be shared via email.

Subscriptions

For users wanting to use the ad free premium service, three different subscription plans are on sale:
- CheSScan Pro Opening - $0.99 / month
- CheSScan Pro Middlegame - $2.49 / 3 months
- CheSScan Pro Endgame - $3.99 / 6 months

After the trial period is over, purchase amount for the originally opted subscription will be applied. Subscriptions will automatically renew unless canceled at least 24 hours before the end of the current period. Purchase will be applied to your iTunes account for renewal within 24 hours before the end of your current period. You can cancel your subscription anytime by going to your iTunes account settings. Any unused portion of your free trial period is dissolved if you cancel your plan.

For more information please visit https://chesscan.com/#terms and https://chesscan.com/#privacy.

Users who choose non-subscription based use of the service, for them, while the key functionality to save the game is not available, users can still:

- Scan board and analyze chess positions
- Edit board to setup chess positions
- Scan tournament scoresheets, correct moves and analyze games

To achieve better scanning accuracy, following guidelines might be helpful:

- Captures as clear an image as possible
- Scoresheet is clear and uncrumpled; without overlapping, crossed out or missing moves
- Written moves not occluded by scoresheet layout and letters are disjointed
- FEN scanning from computer screen does not have Moire pattern
- FEN scanning from book follows similar guidelines to scoresheet scanning

## Key features

- FEN scanning of board positions
- Scoresheet scanning (PGN)
- Edit and setup chess positions
- Correct misidentified moves
- Save games as PGN files
- Analyze games with a chess engine
- Share games via email

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| CheSScan Pro Opening | $0.99 | per month |
| CheSScan Pro Middlegame | $2.49 | per 3 months |
| CheSScan Pro Endgame | $3.99 | per 6 months |


## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/chesscan/id1472062569/reviews.md

### 1/5 — Garbage don’t waste your time

*2023-05-31*

If someone could come up with this that actually work what a awesome app it would be?

### 1/5 — Does not work

*2022-12-14*

Does not work. Give some examples

## Frequently asked questions about CheSScan

### What is CheSScan?

CheSScan is a utility app designed to help chess players and coaches by scanning chess positions (FEN) and tournament scoresheets (PGN). It facilitates analysis and game saving.

### How accurate is CheSScan's scanning?

Accuracy depends on image clarity. For scoresheets, ensure they are clear, uncrumpled, and without overlapping or missing moves. For FEN scanning from screens, avoid moiré patterns.

### Can I use CheSScan offline?

The app's core scanning and analysis features are available offline. However, sharing games via email requires an internet connection.

### What chess engine does CheSScan use for analysis?

CheSScan utilizes the Arasan chess engine, described as very strong, to quickly analyze scanned board positions or tournament games.

### What are the subscription options for CheSScan?

CheSScan offers three subscription plans: Pro Opening ($0.99/month), Pro Middlegame ($2.49/3 months), and Pro Endgame ($3.99/6 months), all with a 14-day free trial.

### How do I cancel my CheSScan subscription?

Subscriptions can be canceled anytime by going to your iTunes account settings. Cancellations must be made at least 24 hours before the end of the current subscription period to avoid renewal.

### What features are available without a subscription?

Without a subscription, you can scan board positions and analyze them, edit boards to set up positions, and scan tournament scoresheets, correct moves, and analyze games. However, the ability to save games as PGN files is restricted.

### Does CheSScan have ads?

Yes, the free version of CheSScan contains advertisements. Users can opt for a subscription to access an ad-free premium service.

## Version history (last 5 releases)

### 2.1.5 — 2021-03-20

- Improved chessboard position (FEN) scanning accuracy for mobile device screenshot images
- Crash and minor bug fixes

### 2.1.4 — 2021-02-06

- Much improved chessboard position (FEN) scanning accuracy
- Minor bug fixes and performance improvements

### 2.1.3 — 2021-02-05

- Improved chessboard position (FEN) scanning accuracy
- Bug fixes

### 2.1.2 — 2021-02-02

- Improved chessboard position (FEN) scanning accuracy
- Minor bug fixes

### 2.1.1 — 2020-12-22

- Multiple chess scoresheet language notation scanning (Danish, French, German, Hungarian, Italian, Norwegian, Polish, Portuguese, Spanish, Swedish)
- Processing chessboard (FEN) and scoresheet (PGN) images from Photo Gallery
- Bug fixes and performance improvements

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-12.*