# Steth IO vs Smart Stethoscope

The clearest difference is iOS requirement: Steth IO at 11.0 against Smart Stethoscope's 15.6. 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 September 9, 2026 and March 26, 2026 respectively.

## The numbers

| Metric | Steth IO | Smart Stethoscope |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (13 ratings)](https://appshunter.io/ios/app/steth-io/id961190182/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 63 MB | 2 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [StratoScientific, Inc.](https://appshunter.io/developer/961190181) | [infibi-inc.com](https://appshunter.io/developer/997239542) |

## What reviewers say

### Steth IO

[App page](https://appshunter.io/ios/app/steth-io/id961190182)

Record and visualize biological sounds using specialized hardware. This application transforms your device into a tool for capturing and analyzing bodily acoustics.

**Highlights:** Record biological sounds, Visualize sound data, Compatible with Steth IO hardware, Analyze bodily acoustics

**In-app purchases:** none


### Smart Stethoscope

[App page](https://appshunter.io/ios/app/smart-stethoscope/id1583602656)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Steth IO free?

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

### Is Smart Stethoscope free?

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

### Do Steth IO or Smart Stethoscope have ads?

Neither Steth IO nor Smart Stethoscope shows ads.

### Which is updated more often, Steth IO or Smart Stethoscope?

Steth IO ships an update every 2 months, and Smart Stethoscope every 2 months. Most recently, Steth IO was updated on September 9, 2026 and Smart Stethoscope on March 26, 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.*