# ISN CONAS vs Goniometer

The clearest difference is ads: ISN CONAS at none against Goniometer's shown. ISN CONAS also leads on device support (3 vs 1). Goniometer's advantage is update cadence (every 4 days vs every 3 months). On price, in-app purchases and iOS requirement there is nothing between them.

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

ISN CONAS ships an update every 3 months, Goniometer every 4 days. The most recent releases landed on October 25, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | ISN CONAS | Goniometer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 4 days** |
| Size | 13 MB | 49 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Aleut Community of St. Paul Island Tribal Government](https://appshunter.io/developer/1329178887) | [heekyung moon](https://appshunter.io/developer/6779193748) |

## What reviewers say

### ISN CONAS

[App page](https://appshunter.io/ios/app/isn-conas/id1584971678)

**Features:** macOS Compatibility

**In-app purchases:** none


### Goniometer

[App page](https://appshunter.io/ios/app/goniometer-joint-rom/id6784830053)

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

**In-app purchases:** none


## Frequently asked questions

### Is ISN CONAS free?

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

### Is Goniometer free?

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

### Do ISN CONAS or Goniometer have ads?

Goniometer shows ads; ISN CONAS does not.

### Which is updated more often, ISN CONAS or Goniometer?

ISN CONAS ships an update every 3 months, and Goniometer every 4 days. Most recently, ISN CONAS was updated on October 25, 2026 and Goniometer on October 23, 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.*