[API reference](https://evolu.dev/docs/api-reference) › [@evolu/common](https://evolu.dev/docs/api-reference/common) › [Type](https://evolu.dev/docs/api-reference/common/Type) › lessThan

```ts
const lessThan: <Max>(
  max: Max,
) => BrandFactory<`LessThan${Max}`, number, LessThanError<Max>>;
```

Defined in: [packages/common/src/Type.ts:2188](https://github.com/evoluhq/evolu/blob/e7144e2bbe9069362b62dec1b64a8aa922b8f1b0/packages/common/src/Type.ts#L2188)

Number less than a specified value.

Use numeric literal, not expression. See [BrandFactory](https://evolu.dev/docs/api-reference/common/Type/type-aliases/BrandFactory).