# Respi vs Pillplexity

The clearest difference is ratings volume: Respi at 118 against Pillplexity's 1. Pillplexity's advantage is rating (5.0 vs 4.7) and review sentiment (100% vs 88%). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Respi sells 3 one-off in-app purchases and Pillplexity sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Pillplexity holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Respi has 118 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 88% of Respi's written reviews are positive against 100% of Pillplexity's.

Respi ships an update every 10 days, Pillplexity every 2 weeks. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Respi | Pillplexity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (118 ratings)](https://appshunter.io/ios/app/respi-rate/id1508183194/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pillplexity/id6756315023/reviews)** |
| Number of ratings | **118** | 1 |
| Positive reviews | 87.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | Freemium |
| Size | 29 MB | 18 MB |
| Requires iOS | **16.6** | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [medappear s.r.o.](https://appshunter.io/developer/1508183193) | [Louie Lewis](https://appshunter.io/developer/1860015526) |

## What reviewers say

### Respi

[App page](https://appshunter.io/ios/app/respi-rate/id1508183194)

This tool helps you manually record and calculate human breathing frequency by timing observed respiratory phases. The Pro version offers historical data, regularity analysis, phase timing ratios, and age-specific reference intervals for informational comparison.

**Highlights:** Manual breathing frequency calculation, Simple measurement interface, Haptic feedback, Measurement history, Breathing regularity analysis, Inspiratory/expiratory phase timing

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7-Day Free Pro Trial | Free | one-time |
| Lifetime Pro — Intro Offer | $9.99 | one-time |
| Lifetime Pro | $12.99 | one-time |


### Pillplexity

[App page](https://appshunter.io/ios/app/pillplexity/id6756315023)

Understand your medications and supplements with clear, simple explanations. Scan labels, track interactions, and view your health metrics alongside your medication log. Your health data stays private on your device.

**Highlights:** Scan prescription labels, Understand medication uses, Track supplement information, Identify drug interactions, Integrate Apple Health metrics, Organize prescriptions and supplements, Daily logging streaks and reminders

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pillplexity Pro Monthly | $4.99 | per month |
| Pillplexity Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is Respi free?

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

### Is Pillplexity free?

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

### Which has better reviews, Respi or Pillplexity?

Pillplexity is rated higher. Respi averages 4.7 out of 5 from 118 ratings, while Pillplexity averages 5.0 from 1 ratings.

### Do Respi or Pillplexity have ads?

Neither Respi nor Pillplexity shows ads.

### Which is updated more often, Respi or Pillplexity?

Respi ships an update every 10 days, and Pillplexity every 2 weeks. Most recently, Respi was updated on November 7, 2026 and Pillplexity 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.*