# TreadSpan vs Mark

The clearest difference is in-app purchases: TreadSpan at none against Mark's 1. Mark's advantage is update cadence (every 5 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mark sells 1 in-app purchase, starting at $4.99 per month. TreadSpan asks for nothing beyond the download.

TreadSpan ships an update monthly, Mark every 5 days. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | TreadSpan | Mark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/treadspan/id6742421746/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free | — |
| Size | 3 MB | 10 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Blake Robertson](https://appshunter.io/developer/1798321319) | [Mark-1 Performance LLC](https://appshunter.io/developer/6808754741) |

## What reviewers say

### TreadSpan

[App page](https://appshunter.io/ios/app/treadspan/id6742421746)

This app simplifies tracking steps for treadmill desk users, automatically logging activity without manual session input. It provides detailed step metrics and syncs with Apple Health for organized fitness data.

**Highlights:** Automatic treadmill session logging, Distinguishes treadmill steps from other activity, Syncs with Apple Health, Open source with Github code available, Supports treadmills with app capabilities

**In-app purchases:** none


### Mark

[App page](https://appshunter.io/ios/app/mark-1-workout-journal/id6808754739)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mark-1 Premium | $4.99 | per month |


## Frequently asked questions

### Is TreadSpan free?

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

### Is Mark free?

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

### Do TreadSpan or Mark have ads?

Neither TreadSpan nor Mark shows ads.

### Which is updated more often, TreadSpan or Mark?

TreadSpan ships an update monthly, and Mark every 5 days. Most recently, TreadSpan was updated on September 29, 2026 and Mark on September 30, 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.*