# Gridglow

> Play Gridglow online: neon tic tac toe against the computer on Easy, Normal or Hard, or share the screen with a friend.

- Play in the browser: https://yesthisgame.com/gridglow/
- Category: Original Games, Puzzles
- Made by: Yes This Game (an original game written by the site)
- Price: free, no download, no sign-up
- Inside the game: no ads, works on phones, tablets and computers, progress saved in the browser
- Guide: [Tic Tac Toe Tips: Sixty Games Against Three Levels](https://yesthisgame.com/blog/tic-tac-toe-tips.md)

## In short

Gridglow is a neon noughts and crosses game. Get three of your marks in a row on a glowing grid, play the computer on Easy, Normal or Hard or share the screen with a friend, and watch a gold line light up the winning three.

**How to control it:** Choose Computer or Friend, pick a level and whether you play X or O, then press Start. Click a square or press 1 to 9 on the keyboard (7, 8 and 9 are the top row). Press Next round to play again or Menu to change the settings.

**Gridglow** is a neon noughts and crosses game. You and your opponent take turns placing X and O on a 3 by 3 grid, and the first to line up three wins.

## How to play

1. On the start screen, choose **Computer** or **Friend** .
2. Against the computer, pick a level: **Easy** , **Normal** or **Hard** . Then choose **X** to move first or **O** to move second.
3. Press **Start** .
4. Click a square, or press a key from **1 to 9** (7, 8 and 9 are the top row, like a number pad).
5. Three in a row ends the round and a **gold line** runs through the winning squares. A full grid with no line is a **draw** .
6. Press **Next round** to play again, **Restart round** to clear the grid, or **Menu** to change the settings.

## What you see on screen

- **Start screen:** the Gridglow title with Opponent, Level and You play options.
- **Game screen:** a glowing grid with cyan X marks and pink O marks, plus a panel with whose turn it is.
- **Tally:** wins, draws and losses for the session, or X wins, draws and O wins when you play a friend.

## Tips

- Do not expect to beat Hard. In our tests, perfect play against it ended in a draw every time.
- Use Normal to practice: with the best moves we won four of eight games there.
- Choose O against Hard to practice defense, since the computer then moves first.
- Read our [tic tac toe tips](https://yesthisgame.com/blog/tic-tac-toe-tips/) for the numbers behind these tips.

## Frequently asked questions

### How do I start a game?

Choose your opponent and level on the start screen and press Start.

### Who moves first?

X always moves first. Pick X to go first or O to let the computer go first.

### Can two people play?

Yes. Choose Friend and take turns on the same screen, X first.

### Can I play with the keyboard?

Yes. The keys 1 to 9 match a number pad, so 7, 8 and 9 are the top row.

### Can the computer be beaten?

Easy and Normal can be. Against Hard, the best we got was a draw.

### Is Gridglow free to play?

Yes. You can play it in your browser on Yes This Game with no download and no sign-up.