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Cooking Time Math

Combine prep + cook times for recipes, or calculate when to start so dinner's ready at a target time.

Sem login necessário

Formats: HH:MM:SS (e.g. 01:30:45) or HH:MM (e.g. 02:15)

Result

02:15:30

2h 15m 30s · 8130 seconds total

135.50
minutes
2.258
hours
8,130
seconds

Cooking tips

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For multi-step recipes (marinate 4h, cook 2h), sum total time to plan when to start.

💡

For dinner timing: dinner at 19:00, food needs 2:30:00 prep — when to start? Use subtract mode.

🎯

For sous vide cooking with precise hold times, calculate exact end time from start.

Como funciona

1
Inserir
Enter your data into the tool above. Everything stays local to your browser.
2
Processar
The tool processes your data instantly in your browser using JavaScript. No server, no waiting.
3
Baixar
Get your result instantly. Nothing is stored after you leave the page — complete privacy.

Por que usar o nosso?

✓Completamente gratuito — sem custos ocultos, jamais
✓Sem conta, e-mail ou login necessário
✓Arquivos nunca saem do seu dispositivo
✓Sem limites de tamanho de arquivo
✓Sem marcas d'água em nenhuma saída

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Perguntas frequentes

Back to Time Calculator