# marble.fit vs Pump

The clearest difference is in-app purchases: marble.fit at none against Pump's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Pump sells 2 in-app purchases, starting at $3.99 per month. marble.fit asks for nothing beyond the download.

marble.fit ships an update fortnightly, Pump every 3 weeks. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | marble.fit | Pump |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 10 MB | 113 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 12+ |
| Developer | [Lorenzo Quaid Sison](https://appshunter.io/developer/1821002361) | [Damian Kociszewski](https://appshunter.io/developer/1636284170) |

## What reviewers say

### marble.fit

[App page](https://appshunter.io/ios/app/marblefit/id6757725234)

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

**In-app purchases:** none


### Pump

[App page](https://appshunter.io/ios/app/pump-workout-tracker/id6759099505)

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pump Pro Monthly | $3.99 | per month |
| Pump Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is marble.fit free?

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

### Is Pump free?

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

### Do marble.fit or Pump have ads?

Neither marble.fit nor Pump shows ads.

### Which is updated more often, marble.fit or Pump?

marble.fit ships an update fortnightly, and Pump every 3 weeks. Most recently, marble.fit was updated on October 5, 2026 and Pump on October 7, 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.*