# Osesis vs NeoNatologyApp

Osesis and NeoNatologyApp 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.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 3, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Osesis | NeoNatologyApp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Size | 78 MB | 22 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Magical](https://appshunter.io/developer/1773093186) | [ismail cagri acikgoz](https://appshunter.io/developer/1895754333) |

## What reviewers say

### Osesis

[App page](https://appshunter.io/ios/app/osesis/id6755183265)

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

**In-app purchases:** none


### NeoNatologyApp

[App page](https://appshunter.io/ios/app/neonatologyapp/id6764411684)

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

**In-app purchases:** none


## Frequently asked questions

### Is Osesis free?

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

### Is NeoNatologyApp free?

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

### Do Osesis or NeoNatologyApp have ads?

Neither Osesis nor NeoNatologyApp shows ads.

### Which is updated more often, Osesis or NeoNatologyApp?

Osesis ships an update every 6 weeks, and NeoNatologyApp every 6 weeks. Most recently, Osesis was updated on October 3, 2026 and NeoNatologyApp on October 16, 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.*