# VentRef vs Stable

The clearest difference is chart position: Stable at #190 against VentRef's unranked. Stable also leads on iOS requirement (15.1 vs 26.0). VentRef's advantage is ratings volume (42 vs 7). On price, rating, review sentiment and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for VentRef against 5.0 for Stable. That said, the two scores are not equally well evidenced: VentRef has 42 ratings behind it against 7, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

VentRef ships an update every 3 weeks, Stable monthly. The most recent releases landed on September 23, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | VentRef | Stable |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (42 ratings)](https://appshunter.io/ios/app/ventref/id6756503414/reviews) | [5.0 (7 ratings)](https://appshunter.io/ios/app/stable-ish/id6773289202/reviews) |
| Number of ratings | **42** | 7 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | Free |
| Best chart rank | — | **#190** |
| Size | 27 MB | 46 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Rishi Kumar](https://appshunter.io/developer/1434016052) | [Stable-ish LLC](https://appshunter.io/developer/6773289204) |

## What reviewers say

### VentRef

[App page](https://appshunter.io/ios/app/ventref/id6756503414)

A clinical reference tool for healthcare professionals managing mechanical ventilation and oxygen therapy. It provides information grounded in respiratory physiology and evidence-based critical care.

**Highlights:** Mechanical ventilation reference, Oxygen therapy reference, Respiratory physiology, Evidence-based critical care, Clinical decision support

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

**In-app purchases:** none


### Stable

[App page](https://appshunter.io/ios/app/stable-ish/id6773289202)

**Currently charting:** #190 Top Grossing · Medical (US App Store)

This clinical reference app assists critical care nurses and healthcare providers with high-risk concepts, clinical scenarios, and complex topic explanations. It offers practical workflows, safety prompts, and educational modes for quick review or step-by-step learning.

**Highlights:** ED and critical care clinical reference, Nursing-focused calculators and dosing support, Scenario simulator for clinical reasoning, Toxicology and overdose reference, SBAR-style communication support, Plain-language education, Safety reminders

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VentRef free?

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

### Is Stable free?

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

### Which has better reviews, VentRef or Stable?

VentRef and Stable are both rated 5.0 out of 5 on the App Store, from 42 and 7 ratings respectively.

### Do VentRef or Stable have ads?

Neither VentRef nor Stable shows ads.

### Which is updated more often, VentRef or Stable?

VentRef ships an update every 3 weeks, and Stable monthly. Most recently, VentRef was updated on September 23, 2026 and Stable on September 24, 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.*