# OptoSense vs Sjælfuld Graviditet

The clearest difference is price: Sjælfuld Graviditet at Free against OptoSense's $9.99. OptoSense's advantage is ads (none vs shown) and chart position (#200 vs unranked). On update cadence, in-app purchases and device support there is nothing between them.

Sjælfuld Graviditet is free to download; OptoSense costs $9.99 up front. OptoSense sells 6 one-off in-app purchases and Sjælfuld Graviditet sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

OptoSense ships an update every 5 days, Sjælfuld Graviditet every 6 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | OptoSense | Sjælfuld Graviditet |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 6 days |
| Best chart rank | **#200** | — |
| Size | 173 MB | 91 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [NeuroSense](https://appshunter.io/developer/1805839241) | [Sjælfuld v/Mie Malene Nørgaard](https://appshunter.io/developer/1835373728) |

## What reviewers say

### OptoSense

[App page](https://appshunter.io/ios/app/optosense/id6744061471)

**Currently charting:** #200 Top Paid · Health & Fitness (US App Store)

**Features:** Family Sharing

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Animals and nature | $2.99 | one-time |
| Vehicles and machines | $2.99 | one-time |
| Faces, dino, animals and toys | $2.99 | one-time |
| Fantasy and mosters | $2.99 | one-time |
| Interactive feature for images | $5.99 | one-time |
| Next Level OPK | $6.99 | one-time |


### Sjælfuld Graviditet

[App page](https://appshunter.io/ios/app/sjlfuld-graviditet/id6752349653)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sjælfuld Samling | $9.99 | per month |
| Sjælfuld Forlængelse | $17.99 | per month |
| Din Intuitive Graviditet | $299.99 | one-time |


## Frequently asked questions

### Is OptoSense free?

OptoSense costs $9.99, and also offers in-app purchases.

### Is Sjælfuld Graviditet free?

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

### Do OptoSense or Sjælfuld Graviditet have ads?

Sjælfuld Graviditet shows ads; OptoSense does not.

### Which is updated more often, OptoSense or Sjælfuld Graviditet?

OptoSense ships an update every 5 days, and Sjælfuld Graviditet every 6 days. Most recently, OptoSense was updated on October 28, 2026 and Sjælfuld Graviditet on October 28, 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.*