# VDOT Running Calculator vs Eixo Run

The clearest difference is in-app purchases: Eixo Run at none against VDOT Running Calculator's 2. Eixo Run also leads on update cadence (weekly vs every 4 months). VDOT Running Calculator's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.4). On price and ads there is nothing between them.

Both are free to download. VDOT Running Calculator sells 1 one-off in-app purchase. Eixo Run asks for nothing beyond the download.

VDOT Running Calculator ships an update every 4 months, Eixo Run weekly. Both last shipped on October 19, 2026.

## The numbers

| Metric | VDOT Running Calculator | Eixo Run |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (1.6K ratings)](https://appshunter.io/ios/app/vdot-running-calculator/id973571014/reviews)** | — |
| Number of ratings | **1.6K** | — |
| Positive reviews | 73.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 38 MB | 147 MB |
| Requires iOS | **15.0** | 17.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [The Run SMART Project, LLC](https://appshunter.io/developer/973571013) | [COINTELIGENCIA CONSULTORIA E DESENVOLVIMENTO EM IA LTDA](https://appshunter.io/developer/6772327087) |

## What reviewers say

### VDOT Running Calculator

[App page](https://appshunter.io/ios/app/vdot-running-calculator/id973571014)

This app helps runners and coaches calculate training paces, equate race performances, and adjust for environmental factors. Based on decades of scientific research, it provides a VDOT score to measure running ability and compare performances across different distances.

**Highlights:** Calculate time, distance, and race paces, Determine current training paces, Equate race performances across distances, Adjust paces for heat and altitude, Measure running ability with VDOT score

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VDOT Calculator Premium | $8.99 | one-time |

**What reviewers like**

- 🚀 Great tool
- 👍 Simplicity of use
- 👍 Extremely helpful
- 👍 Does its job well
- 👍 Good calculator

**What reviewers complain about**

- 🐛 Crashes
- 🐛 Limits calculations without premium
- 🐛 Doesn't remember previous data
- 🐛 Bugs with custom distances
- 🐛 Can't see definitions

**Reported bugs**

- Crashes when upgrading to premium
- Can't scroll beyond 200/400m results
- Custom distance doesn't support metric

**Requested features**

- Expand time field to support ultras
- Add 6k and 8k distances
- Allow inputting VDOT score directly
- Allow typing in times instead of scrolling


### Eixo Run

[App page](https://appshunter.io/ios/app/eixo-run/id6772327085)

**In-app purchases:** none


## Frequently asked questions

### Is VDOT Running Calculator free?

VDOT Running Calculator is free to download, with in-app purchases available.

### Is Eixo Run free?

Eixo Run is free to download, with no in-app purchases.

### Do VDOT Running Calculator or Eixo Run have ads?

Neither VDOT Running Calculator nor Eixo Run shows ads.

### Which is updated more often, VDOT Running Calculator or Eixo Run?

VDOT Running Calculator ships an update every 4 months, and Eixo Run weekly. Most recently, VDOT Running Calculator was updated on October 19, 2026 and Eixo Run on October 19, 2026.

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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.*