# Atlix vs RunBuilder

The clearest difference is in-app purchases: Atlix at none against RunBuilder's 1. Atlix also leads on update cadence (every 11 days vs monthly) and iOS requirement (18.2 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. RunBuilder sells 1 one-off in-app purchase. Atlix asks for nothing beyond the download.

Atlix ships an update every 11 days, RunBuilder monthly. The most recent releases landed on September 29, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Atlix | RunBuilder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/runbuilder/id6757636034/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 26 MB | 17 MB |
| Requires iOS | **18.2** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [SMARTRUN LTD](https://appshunter.io/developer/1749515103) | [LandWare, LLC](https://appshunter.io/developer/1794010842) |

## What reviewers say

### Atlix

[App page](https://appshunter.io/ios/app/atlix/id6744338349)

**In-app purchases:** none


### RunBuilder

[App page](https://appshunter.io/ios/app/runbuilder/id6757636034)

Create custom running workouts with detailed control over distance, time, and pace. Map out your running routes with precision, and track your progress with GPS and heart rate data. Sync your runs to Apple Health and other platforms.

**Highlights:** Custom workout builder, Plain English workout input, FIT file import, Screenshot workout import, Interactive course mapping, GPS and heart rate tracking, Apple Health integration

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RunBuilder Pro | $14.99 | one-time |


## Frequently asked questions

### Is Atlix free?

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

### Is RunBuilder free?

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

### Do Atlix or RunBuilder have ads?

Neither Atlix nor RunBuilder shows ads.

### Which is updated more often, Atlix or RunBuilder?

Atlix ships an update every 11 days, and RunBuilder monthly. Most recently, Atlix was updated on September 29, 2026 and RunBuilder on October 11, 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.*