# SUMS

> SUMS is a free daily number logic puzzle at https://sums.games. Players fill Mini (5×5) and Full (7×7) grids by placing numbers in order using adjacent sums. No account is required. New puzzles publish every day at midnight Eastern Time.

SUMS is created by Xavier Games. Play it in any modern browser.

## Play

- [Play today’s SUMS](https://sums.games/): Start Mini SUMS or Full SUMS. Statistics and streaks stay in the browser.

## Learn

- [How to play SUMS](https://sums.games/how-to-play): Step-by-step rules for placing numbers with adjacent sums.
- [Strategy guide](https://sums.games/strategy): What makes a board easy or hard, including the Monday–Sunday difficulty ramp.
- [FAQ](https://sums.games/faq): Short answers about price, modes, reset time, hard mode, and accounts.
- [About SUMS](https://sums.games/about): Origin of the puzzle and the Xavier Games project.

## Optional

- [Privacy policy](https://sums.games/privacy): Local stats, cookies, Analytics, and AdSense.
- [Full text for language models](https://sums.games/llms-full.txt): Concatenated SUMS reference copy.