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title: "Free Running Calculators: Pace, Race Time & Zones · Runima"
description: "Free running calculators for pace, race predictions, mileage, heart rate zones, training paces, calories and strength plans — no account needed."
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> Index of every page on this site: [llms.txt](https://runima.fit/llms.txt)

Free tools · no account

# Free Running Tools

These tools run in your browser; you do not need an account. Your calculator inputs stay on your device. Plan running paces, race splits, heart-rate zones, weekly distance and strength training with examples and calculation details.

**Running Volume Progression Calculator**

Plan changes in weekly distance and check how each run grows. Use kilometres or miles.

**Open tool **

[Running Volume Progression Calculator](https://runima.fit/tools/running-progression-calculator)

**Running Pace Calculator**

Given any two of pace, time, and distance — get the third instantly. Works in kilometres and miles.

**Open tool **

[Running Pace Calculator](https://runima.fit/tools/running-pace-calculator)

**Race Time Predictor**

Use a recent race result to estimate finish times at other distances with the Daniels-Gilbert formula.

**Open tool **

[Race Time Predictor](https://runima.fit/tools/race-time-predictor)

**Training Pace Calculator**

Find paces for easy runs, marathon training and faster workouts from a recent race result.

**Open tool **

[Training Pace Calculator](https://runima.fit/tools/training-pace-calculator)

**Heart Rate Zone Calculator**

Compare heart-rate zones using your age, heart-rate measurements or tested thresholds.

**Open tool **

[Heart Rate Zone Calculator](https://runima.fit/tools/heart-rate-zone-calculator)

**Race Pace Calculator**

Enter a goal finish time or choose a pace for each part of your race. Check that your splits add up.

**Open tool **

[Race Pace Calculator](https://runima.fit/tools/race-pace-calculator)

**Race Strategy Calculator**

Use a recent race result or your activity data to compare slower and faster race splits.

**Open tool **

[Race Strategy Calculator](https://runima.fit/tools/race-strategy-calculator)

**Running Calorie Calculator**

Estimate calories burned from your weight, distance and pace, with a breakdown of fuel use.

**Open tool **

[Running Calorie Calculator](https://runima.fit/tools/running-calorie-calculator)

**Strength Training Plan Generator**

Get an evidence-graded strength and plyometric plan for your race, running week and equipment.

**Open tool **

[Strength Training Plan Generator](https://runima.fit/tools/strength-training-plan-generator)

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## Sitemap

See the full [sitemap](https://runima.fit/sitemap.md) for all pages.