> For the complete documentation index, see [llms.txt](https://documentation.soulver.app/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://documentation.soulver.app/syntax-reference/money-and-finance/investments.md).

# Compound Interest & Investments

### Compound Interest

```
$1,000 after 3 years at 7% | $1,225.04
```

By default a yearly compounding interval is assumed, but you can also specify a monthly or quarterly compounding interval:

```
$1,000 for 3 years at 7% compounding monthly   | $1,232.93
$1,000 for 3 years at 7% compounding quarterly | $1,231.44
```

You can also get just the interest generated over a time period:

```
interest on $1,000 after 3 years @ 7%                      | $225.04
interest on $1,000 for 3 years at 7% compounding monthly   | $232.93
interest on $1,000 for 3 years at 7% compounding quarterly | $231.44
```

### Return on Investment (ROI)

```
$500 invested $1,500 returned                                  | 2x
annual return on $1,000 invested $2,500 returned after 7 years | 13.99%
```

### Present Value of Future Money

```
present value of $1,000 after 20 years at 10% | $148.64
```