# Fitness Tools by Maxios | Calorie, Macro & Protein Calculators

Use free Maxios fitness tools to estimate calories, calorie deficits, macros, and protein targets, then track meals and progress in the Maxios app.

Canonical URL: https://getmaxios.com/tools/
Markdown twin: https://getmaxios.com/tools.md
Launch list: https://getmaxios.com/#launch-list

## Available tools

- Calorie Calculator: estimate BMR, maintenance calories, weight-change targets, starter macros, and food energy conversions.
- Calorie Deficit Calculator: estimate a sustainable daily calorie deficit from maintenance calories and weekly weight-loss targets.
- Macro Calculator: turn calories into protein, carbs, and fat targets.
- Protein Calculator: estimate a practical daily protein range from body weight, goal, activity level, and meals per day.

## How to use these estimates

Calculators provide starting targets. Adjust them over time using food logs, body-weight trends, training, sleep, stress, and consistency.

## Best next step

After estimating a target, use Maxios to log actual meals against the target and review changes using weight, training, and progress history.

## FAQ

### Are Maxios calculators medical advice?

No. They are informational fitness tools and should not replace advice from a qualified clinician or registered dietitian.

### Should I use the calculator result exactly?

Use the result as a starting estimate, then adjust based on actual food logs, body-weight trends, training, recovery, and adherence.

## Related Links

- [Calorie Calculator](/tools/calorie-calculator/)
- [Calorie Deficit Calculator](/tools/calorie-deficit-calculator/)
- [Macro Calculator](/tools/macro-calculator/)
- [Protein Calculator](/tools/protein-calculator/)