Tools

The otter’s toolbox

Free tools for checking the numbers yourself. Nothing you type is sent to a server; everything is calculated in your browser.

Ready to use

Revenue to net income on one card: see where the money went. Export sized for X and Instagram.

P/E, P/S, PEG and a reverse DCF: what growth is the current price already assuming?

Turn $12.3B into Korean 조 and Japanese 億·兆 in one go, plus per-day and per-second.

“How fast did it grow per year?” in one step. Solve for a target value or time, too.

Soon

Compare monthly spend across models by token price.

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Shift drifting subtitles in your browser. Files never leave your device.

Soon

Day-over-day changes in published ETF holdings, in one table.

Soon

Who reports this week, with consensus at a glance.