# Chessis: Chess Analysis

> Analyze your games with Stockfish 18, learn from mistakes & play smart bots

Canonical page: [https://chrome-stats.com/d/com.chessimprovement.chessis](https://chrome-stats.com/d/com.chessimprovement.chessis)

## Overview

- **ID:** `com.chessimprovement.chessis`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Chess Improvement Apps
- **Category:** GAME\_BOARD
- **Downloads:** 2,120,857
- **Rating:** 4.62 / 5 (30,975 ratings)
- **Version:** 21.5
- **Last updated:** 2026-09-12
- **First published:** 2021-07-10
- **Publisher country:** IN
- **Size:** 10 MB
- **Data as of:** 2026-09-13
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.chessimprovement.chessis)
- **Website:** [https://www.chessis.app](https://www.chessis.app/)
- **Privacy policy:** [https://www.chessis.app/privacy](https://www.chessis.app/privacy)

## Description

**Chessis** is a chess analysis and learning app for Android trusted by over 1 million players. Review games with Stockfish 18, receive accuracy ratings and phase-by-phase reports, identify blunders and missed wins, and understand the ideas behind mistakes with plain-language explanations. Import Chess.com and Lichess games, load PGN files, scan boards with your camera, or use the board editor and FEN search.

Improve through mistake replay, opening and trap training, engine lines, threat arrows, annotated PGN exports, and live evaluation. Chessis also lets you play human-like bots with hints, takebacks, move-strength feedback, blunder alerts, and timed games. Additional features include Chess960 support, engine-versus-engine matches, Chessnut board compatibility, customizable themes, 14 languages, and Google Drive backup. Chessis Pro adds unlimited and deeper analysis, more engine lines, playable engine lines, mistake alerts, and an ad-free experience.

## Rankings

- #43,497 — Overall
- #74 — Game board (Free)

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.BLUETOOTH_ADVERTISE`
- `android.permission.BLUETOOTH_CONNECT`
- `android.permission.BLUETOOTH_SCAN`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.FOREGROUND_SERVICE_DATA_SYNC`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.RECEIVE_BOOT_COMPLETED`
- `android.permission.WAKE_LOCK`
- `com.android.vending.BILLING`
- `com.android.vending.CHECK_LICENSE`
- `com.chessimprovement.chessis.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`

## Review summary

Users praise Chessis for powerful Stockfish integration and strong learning/analysis capabilities, plus access to past matches. However, PGN export/share problems and missing annotations are repeatedly noted after updates. Overall, the app is seen as a top analysis tool with some reliability concerns around PGN features.

### Pros

- Strong Stockfish engine support and power, including engine-vs-engine play and the option to download Stockfish 18.
- Excellent tool for learning and analyzing games, helping users improve.
- Includes a database of past matches for reference.
- Widely praised as one of the best apps for chess analysis.

### Cons

- PGN export/share issues after updates, with some PGNs lacking annotations.

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.chessimprovement.chessis)