# BULO vs REPACE

BULO and REPACE are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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 3 weeks. The most recent releases landed on July 3, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | BULO | REPACE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (5 ratings)](https://appshunter.io/ios/app/bulo/id1509793638/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | — |
| Size | 55 MB | 92 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [BREATHINGS Co., Ltd.](https://appshunter.io/developer/1509793637) | [OBELAB](https://appshunter.io/developer/1584957188) |

## What reviewers say

### BULO

[App page](https://appshunter.io/ios/app/bulo/id1509793638)

This app guides users through breathing exercises to improve lung health. It offers measurement and training features to help users understand and enhance their respiratory function.

**Highlights:** Breathing exercise guidance, Lung measurement, Respiratory training, Health tracking

**In-app purchases:** none


### REPACE

[App page](https://appshunter.io/ios/app/repace/id1585726892)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BULO free?

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

### Is REPACE free?

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

### Do BULO or REPACE have ads?

Neither BULO nor REPACE shows ads.

### Which is updated more often, BULO or REPACE?

BULO ships an update every 3 weeks, and REPACE every 3 weeks. Most recently, BULO was updated on July 3, 2026 and REPACE on September 9, 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.*