# RespiRecord vs Puffer

RespiRecord and Puffer 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.

RespiRecord ships an update every 3 months, Puffer every 4 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | RespiRecord | Puffer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Size | 32 MB | 36 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Your Research B.V.](https://appshunter.io/developer/1504669925) | [Medisch Spectrum Twente](https://appshunter.io/developer/1641060041) |

## What reviewers say

### RespiRecord

[App page](https://appshunter.io/ios/app/respirecord/id1599711517)

**Features:** macOS Compatibility

**In-app purchases:** none


### Puffer

[App page](https://appshunter.io/ios/app/puffer/id1643099651)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RespiRecord free?

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

### Is Puffer free?

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

### Do RespiRecord or Puffer have ads?

Neither RespiRecord nor Puffer shows ads.

### Which is updated more often, RespiRecord or Puffer?

RespiRecord ships an update every 3 months, and Puffer every 4 months. Most recently, RespiRecord was updated on October 30, 2026 and Puffer on October 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.*