# Runtools Calc vs Xfitter

The clearest difference is in-app purchases: Runtools Calc at none against Xfitter's 2. Xfitter's advantage is iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Xfitter sells 2 in-app purchases, starting at $2.99 per month. Runtools Calc asks for nothing beyond the download.

## The numbers

| Metric | Runtools Calc | Xfitter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/runtools-calc/id6758685205/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Free | — |
| Size | 1 MB | 84 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ladarius tellis](https://appshunter.io/developer/1871800577) | [Oscar Andres Ponce Parra](https://appshunter.io/developer/1680005039) |

## What reviewers say

### Runtools Calc

[App page](https://appshunter.io/ios/app/runtools-calc/id6758685205)

This app simplifies running calculations for athletes and coaches. It accurately computes splits, pace, and performance metrics in a clear format, offering VO₂ max calculations and preset race distances. Train smarter with precise data without unnecessary complexity.

**Highlights:** Calculate splits for any distance and total time, View pace in multiple units (min/mi, min/km, mph, km/h), Accurate pace formatting, Preset distances for common races, VO₂ calculator with fitness insight, Clean, readable layout for quick reference

**Features:** macOS Compatibility

**In-app purchases:** none


### Xfitter

[App page](https://appshunter.io/ios/app/xfitter/id6760681879)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Yearly | $19.99 | per year |


## Frequently asked questions

### Is Runtools Calc free?

Runtools Calc is free to download, with no in-app purchases.

### Is Xfitter free?

Xfitter is free to download, with in-app purchases available.

### Do Runtools Calc or Xfitter have ads?

Neither Runtools Calc nor Xfitter shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*