---
title: "Runtools Calc - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "RunTools Calc is a free training calculator built for runners and coaches who care about accuracy.  Most running apps overcomplicate simple math. RunTools Calc focuses on what actually matters: splits"
---

# Runtools Calc — United States
> Running splits Calculator

![Runtools Calc App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/0a/c2/07/0ac207c2-3040-7e9d-6227-d5fccb7577f1/AppIcon-0-0-1x_U007epad-0-1-85-220.jpeg/434x0w.png)

**Developer:** [Unknown](https://apptail.io/developer/unknown-AbbnHb)
**Category:** Health Fitness
**Rating:** 5.0/5 (5 ratings)
**Price:** Free
**Bundle ID:** runtoolsfinal.1
**Store:** Apple App Store
**Country:** United States
**Version:** 2.2 (released 2026-04-14)
**Original Release:** 2026-02-13
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6758685205)
**AppTail Page:** [https://apptail.io/app/runtools-calc-jLKy/united-states](https://apptail.io/app/runtools-calc-jLKy/united-states)

## Runtools Calc Description
RunTools Calc is a free training calculator built for runners and coaches who care about accuracy.

Most running apps overcomplicate simple math. RunTools Calc focuses on what actually matters: splits, pace, and performance clarity—presented in a clean, readable format.

Features

• Calculate splits for any distance and total time
• View pace in min/mi, min/km, mph, and km/h
• Simple vertical split layout designed for quick reference
• Accurate pace formatting (no broken times like 3:60)
• Preset distances including Mile, 8K, 10 Mile, 15K, Half Marathon, and Marathon
• VO₂ calculator with fitness-level insight
• Built for athletes, coaches, and serious training

Whether you’re planning workouts, checking race pace, or coaching athletes, RunTools Calc gives you the numbers you need—without noise.

Train smarter. Run with precision.

## Runtools Calc Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/53/20/9e/53209eab-96cc-c9bb-0303-1fd1ea67123d/IMG_0323.png/1290x2796.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/5b/3b/f7/5b3bf731-8ff1-ec6f-b0a2-3204abbf5637/IMG_0320.png/1290x2796.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/17/8f/46/178f4691-6a35-9da5-ac19-3030d9b7a39a/IMG_0324.png/1290x2796.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/97/63/8c/97638c94-28f3-0269-e982-0ba8735416b6/IMG_0322.png/1290x2796.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/6f/09/91/6f0991cd-b2d8-78a9-0eb5-6cce184760f3/IMG_0321.png/1290x2796.png)

## Runtools Calc Rating Breakdown in United States
- 5 stars: 5 (100%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 0 (0%)

## Runtools Calc Reviews in United States

### ***** "A pace calculator that just works"
This is the cleanest pace calculator app I’ve used. Others try to pack in too much and end up cluttered but this one stays focused on what actually matters.

The split calculator is quick and intuitive. Plug in a time or distance and you instantly get clear, accurate splits for workouts or race pace planning. No fluff, no confusing menus, just useful information. The race prediction and VO2 max features are a great bonus. The race time estimates feel realistic, and the numbers actually make sense for real training.

You can tell this was built by someone who understands how runners think. If you care about pacing, race pace calculations, or structured training, this is an easy download.
-- Bashh143, 2026-02-27

[View all Runtools Calc reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews)





## Runtools Calc Available In
- [United States](https://apptail.io/app/runtools-calc-jLKy/united-states)
- [Belgium](https://apptail.io/app/runtools-calc-jLKy/belgium)
- [United Kingdom](https://apptail.io/app/runtools-calc-jLKy/united-kingdom)
- [Singapore](https://apptail.io/app/runtools-calc-jLKy/singapore)

---

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