Looking for a quick puzzle game? Base Five runs in the browser and needs no download. Think math — that is the shape of it. No account, no install and no plugins — just the game in a browser tab.
About Base Five
In the game "Base Five" you have to show your logic and mathematical abilities to form numbers based on base 5. You will be given a 3x4 grid in which you need to fill the cells with randomly generated numbers.
How to play Base Five
You can work the whole thing out by playing it. Load the game above and it fills the player in portrait. On a phone you can play one-handed; on desktop the frame stays centred so nothing is cropped. Restarting is instant, so there is no cost to experimenting.
Controls
| Input | Action |
|---|---|
| Mouse | Navigate menus and interact |
| Arrow keys / WASD | Move |
| Spacebar | Primary action |
On mobile: Tap and swipe directly on the screen. The game is built for portrait, so you can play one-handed without rotating your phone.
Why it is worth playing
Base Five is easy to start and harder to master, which is the balance the best browser games hit.
At a glance
- Free to play with no account required
- Runs in the browser — nothing to download or install
- Portrait layout, comfortable one-handed on mobile
- Keyboard and mouse on desktop, full touch support on mobile.
- Math gameplay — Mental arithmetic that does not feel like homework
- Added to our catalogue from a 2023 release
Frequently asked questions
Is Base Five free to play?
Yes. Base Five is completely free and runs in your browser. There is no purchase, no subscription and no account needed — open the page and play.
Do I need to download or install anything?
No. Base Five is an HTML5 game that runs inside the page itself. There is nothing to install, no plugin and no launcher — it loads like any other web page.
Can I play Base Five on my phone?
Yes. Tap and swipe directly on the screen. The game is built for portrait, so you can play one-handed without rotating your phone.
What are the controls for Base Five?
Keyboard and mouse on desktop, full touch support on mobile. Mouse — navigate menus and interact; Arrow keys / WASD — move; Spacebar — primary action.
Can I play Base Five fullscreen?
Yes. Use the fullscreen button in the top-right of the game player to expand it to the whole screen, and press Escape to come back out.
What kind of game is Base Five?
Base Five is a puzzle game built around math. If that is the sort of thing you enjoy, the related games further down the page are picked using the same tags.
