# OPUMP vs raynolse

The clearest difference is iOS requirement: OPUMP at 11.0 against raynolse's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on June 28, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | OPUMP | raynolse |
| --- | --- | --- |
| 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 2 months |
| Monetization | Free | — |
| Size | 574 MB | 51 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Light&Move TECH Co.,Ltd](https://appshunter.io/developer/1567853593) | [raynolse inc.](https://appshunter.io/developer/1642865934) |

## 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


### raynolse

[App page](https://appshunter.io/ios/app/raynolse/id1642865932)

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

**In-app purchases:** none


## Frequently asked questions

### Is OPUMP free?

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

### Is raynolse free?

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

### Do OPUMP or raynolse have ads?

Neither OPUMP nor raynolse shows ads.

### Which is updated more often, OPUMP or raynolse?

OPUMP ships an update every 2 months, and raynolse every 2 months. Most recently, OPUMP was updated on June 28, 2026 and raynolse on September 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*