# Shadow OS vs Ipsum

The clearest difference is in-app purchases: Ipsum at none against Shadow OS's 3. Shadow OS's advantage is iOS requirement (15.1 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Shadow OS sells 3 in-app purchases, starting at $9.99 per month. Ipsum asks for nothing beyond the download.

Shadow OS ships an update every 6 days, Ipsum weekly. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Shadow OS | Ipsum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/shadow-os/id6757407948/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | Freemium | — |
| Size | 52 MB | 12 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Phonix & Aura LLC](https://appshunter.io/developer/1866703420) | [GIACOMO SERATONI GUALDONI](https://appshunter.io/developer/1883105871) |

## What reviewers say

### Shadow OS

[App page](https://appshunter.io/ios/app/shadow-os/id6757407948)

This app helps you understand your personal patterns by tracking your choices, habits, and daily signals. It provides weekly and monthly insights into what connects, repeats, and changes in your behavior, offering a data-driven approach to self-awareness without dictating actions.

**Highlights:** Track daily signals and check-ins, Analyze habits and timing, Receive weekly and monthly reads, Explore Jung-inspired archetypes, Compare baseline to actual choices, View evidence behind insights

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Shadow OS Premium | $9.99 | per month |
| Shadow OS Annual | $79.99 | per year |
| Shadow OS Lifetime | $129.00 | one-time |


### Ipsum

[App page](https://appshunter.io/ios/app/ipsum-know-yourself/id6760194680)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Shadow OS free?

Shadow OS is free to download, with in-app purchases available.

### Is Ipsum free?

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

### Do Shadow OS or Ipsum have ads?

Neither Shadow OS nor Ipsum shows ads.

### Which is updated more often, Shadow OS or Ipsum?

Shadow OS ships an update every 6 days, and Ipsum weekly. Most recently, Shadow OS was updated on October 6, 2026 and Ipsum on October 7, 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.*