Liters

72.0

Gallons

19.0

Fish (inches)

19"

1"/gal rule

Share:Copied!
Was this tool helpful?

Get a free API key + new tools as they ship

100 calls/day, no card, no spam. Built by one person, in public.

About Aquarium Vol.

Aquarium Vol. is a free, browser-based utility designed to make this task as quick and frictionless as possible. The goal was to keep the path from "open the page" to "get the result" as short as possible. No mandatory account, no cookie wall, no upsell at every step. It pairs naturally with the other utility utilities here when you need to chain a quick workflow.

When you'd reach for Aquarium Vol.

  • You're on a public or shared machine and don't want to leave traces of what you're working on.

    Travelers, contractors, anyone working from a friend's computer.

    Nothing is uploaded, nothing persists if you're not signed in.

  • You're cleaning up a folder of files that accumulated over a project and need to standardize them.

    Designers, writers, and developers wrapping up deliverables.

    Drop each file in, copy the output, move on.

  • You're hitting the daily limit of a paid SaaS and need a backup option for a single quick job.

    Marketers and ops people whose primary tool is metered.

    Stay productive without burning credits.

  • You need to handle a one-off task right before a meeting and don't have time to install anything.

    Anyone working remotely on a borrowed or restricted machine.

    Open the page, get the result, paste it into your doc — under a minute.

Frequently asked about Aquarium Vol.

Do I need to create an account to use Aquarium Vol.?
No. Aquarium Vol. works without any signup. We only ask for an email if you decide to subscribe to a paid plan.
Does Aquarium Vol. work on mobile?
Yes, Aquarium Vol. is fully responsive and tested on iOS Safari and Android Chrome.
Are my files uploaded to a server when I use Aquarium Vol.?
Aquarium Vol. processes everything in your browser using local APIs. Your files never leave your device.
Will Aquarium Vol. change my original file?
Never. Aquarium Vol. only reads your input file and produces a new output file.
Is Aquarium Vol. really free?
Yes — Aquarium Vol. is free for unlimited personal use, with no account required and no watermark on the output.

Explore More