# Revolve by Preethi vs The Observing Ego

The clearest difference is in-app purchases: Revolve by Preethi at none against The Observing Ego's 2. Revolve by Preethi also leads on iOS requirement (13.0 vs 17.0). The Observing Ego's advantage is update cadence (weekly vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. The Observing Ego sells 2 in-app purchases, starting at $4.99 per month. Revolve by Preethi asks for nothing beyond the download.

Revolve by Preethi ships an update every 3 weeks, The Observing Ego weekly. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Revolve by Preethi | The Observing Ego |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/the-observing-ego/id6761090744/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | — | Freemium |
| Size | 45 MB | 20 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Preethi Padaki](https://appshunter.io/developer/1836948115) | [Casey Simon](https://appshunter.io/developer/1856536401) |

## What reviewers say

### Revolve by Preethi

[App page](https://appshunter.io/ios/app/revolve-by-preethi/id6751812012)

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

**In-app purchases:** none


### The Observing Ego

[App page](https://appshunter.io/ios/app/the-observing-ego/id6761090744)

This app is a doctor-built mood and mental health tracker that uses clinical screening instruments. It helps you identify patterns in your moods, sleep, exercise, and habits, and offers tools for self-reflection. Safety features and crisis resources are always free.

**Highlights:** Clinical mood tracking, Validated screening instruments, Pattern identification, Defense mechanism logging, Dream journaling, Mentalizing exercises, Free safety features

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $44.99 | per year |


## Frequently asked questions

### Is Revolve by Preethi free?

Revolve by Preethi is free to download, with no in-app purchases.

### Is The Observing Ego free?

The Observing Ego is free to download, with in-app purchases available.

### Do Revolve by Preethi or The Observing Ego have ads?

Neither Revolve by Preethi nor The Observing Ego shows ads.

### Which is updated more often, Revolve by Preethi or The Observing Ego?

Revolve by Preethi ships an update every 3 weeks, and The Observing Ego weekly. Most recently, Revolve by Preethi was updated on October 28, 2026 and The Observing Ego on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*