# OPUMP vs Roll Pace

The clearest difference is update cadence: Roll Pace at every 10 days against OPUMP's every 2 months. OPUMP's advantage is iOS requirement (11.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OPUMP ships an update every 2 months, Roll Pace every 10 days. The most recent releases landed on September 20, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | OPUMP | Roll Pace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.3 (4 ratings)](https://appshunter.io/ios/app/opump/id1594124405/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Free | — |
| Size | 574 MB | 13 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [Light&Move Tech Co., Ltd](https://appshunter.io/developer/1567853593) | [MINTAEK LEE](https://appshunter.io/developer/6780793962) |

## What reviewers say

### OPUMP

[App page](https://appshunter.io/ios/app/opump/id1594124405)

This intelligent breathing trainer helps you test inspiratory capacity, engage in guided breathing exercises, and track your progress. It offers various training methods, historical data analysis, and even a breathing training game and course. It is not a medical device but provides reference data for app content.

**Highlights:** Test inspiratory and expiratory vital capacity, Various breathing training methods, Analysis of historical breathing records, Breathing training game, Breathing training course

**Features:** macOS Compatibility

**In-app purchases:** none


### Roll Pace

[App page](https://appshunter.io/ios/app/roll-pace/id6780793960)

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

**In-app purchases:** none


## Frequently asked questions

### Is OPUMP free?

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

### Is Roll Pace free?

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

### Do OPUMP or Roll Pace have ads?

Neither OPUMP nor Roll Pace shows ads.

### Which is updated more often, OPUMP or Roll Pace?

OPUMP ships an update every 2 months, and Roll Pace every 10 days. Most recently, OPUMP was updated on September 20, 2026 and Roll Pace on September 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.*