Terms of Use

Aquarium Toolkit · Effective November 1, 2026

Reference only

Calculations, data, templates and records in Aquarium Toolkit are provided for reference and may contain errors. Check results against your own tests and your suppliers' data before you dose, mix or change anything in a tank.

No warranty

Aquarium Toolkit is provided “as is”, without warranty of any kind, express or implied, including fitness for a particular purpose and accuracy of results.

Limitation of liability

To the fullest extent permitted by law, Nerd Alchemy is not liable for any injury, loss of livestock, damage to property or equipment, or any loss or cost arising from the use of the app or its results.

No treatment advice

Aquarium Toolkit does not give medication, disease treatment or livestock care advice.

Your data

Everything you enter stays on your device. Nerd Alchemy collects no data.

Apple

Your use of the app is also governed by Apple's Licensed Application End User License Agreement.

Safety

• Results are maths on the numbers you enter. Check them before you act.
• Test before and after any change, and confirm with a test.
• Dose in steps. Large or fast changes in alkalinity, calcium, magnesium or salinity can harm livestock.
• Some chemicals are caustic (sodium carbonate, calcium hydroxide). Follow the supplier's safety data sheet.