# HardMath: Cross Math Puzzle

> Cross math puzzle: fill the grid, solve equations & train your brain with logic

Canonical page: [https://chrome-stats.com/d/com.braingym.hardmath](https://chrome-stats.com/d/com.braingym.hardmath)

## Overview

- **ID:** `com.braingym.hardmath`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Braingym
- **Category:** GAME\_PUZZLE
- **Downloads:** 50
- **Version:** 1.1.0
- **Last updated:** 2026-07-11
- **First published:** 2026-07-06
- **Publisher country:** TR
- **Size:** 42 MB
- **Data as of:** 2026-09-06
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.braingym.hardmath)
- **Website:** [https://braingym.braingymcop.workers.dev/](https://braingym.braingymcop.workers.dev/)
- **Privacy policy:** [https://hardmath.braingymcop.workers.dev/](https://hardmath.braingymcop.workers.dev/)

## Description

🧮 HardMath is a cross math number puzzle: a crossword-style grid where every row and column must form a correct equation.Place number tiles into the empty cells and make every line add up — literally. Add, subtract, multiply and divide your way across the board. The rules take seconds to learn, but the harder grids will really make you think. Every puzzle has exactly one logical solution, so it&#39;s pure deduction from start to finish. No guessing required, ever.✦ How ads work in HardMath<br>Ads in HardMath are optional and rewarded-only. You watch one only when you choose to — for a hint or a bonus. There are no banner ads, no pop-ups, and no interstitial videos between levels. Nothing interrupts your solving.🎯 How to play<br><br>Tap or drag number tiles into the empty cells<br>Make every horizontal and vertical equation true (+ − × ÷)<br>Each math crossword has a single logical solution — deduce it step by step<br>Stuck? Undo a move, check your work, or use an optional hint<br>🧩 Game modes<br><br>Journey — hundreds of handcrafted cross math levels, from relaxed to brutal<br>Daily Challenge — a fresh math puzzle every day; keep your streak alive<br>Endless — unlimited number puzzles at the difficulty you choose<br>🏆 Leaderboards<br>Compete on the global level leaderboard and the daily points leaderboard with Google Play Games, and see how you rank against crossmath solvers around the world.✨ Features<br><br>Four difficulty levels: Easy, Medium, Hard and Expert<br>Clean, modern board with light and dark themes<br>Unlockable cosmetics: board themes, number fonts, highlights and backgrounds<br>Hints, undo and error-check when you need them<br>Full offline play — no internet connection required<br>No in-app purchases and a small download size<br>Available in 7 languages<br>🧠 Who it&#39;s for<br>Math lovers, mental math fans, and anyone who enjoys Kakuro, cross sums, Sudoku, number games, logic puzzles or brain training. A few minutes of cross math a day keeps your arithmetic and logical thinking sharp.Download HardMath: Cross Math Puzzle and start solving — just you and the numbers.

## Rankings

- #2,238,323 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.WAKE_LOCK`
- `com.android.vending.CHECK_LICENSE`
- `com.braingym.hardmath.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`

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