# LifeOS vs Eidra

The clearest difference is update cadence: LifeOS at every 8 days against Eidra's every 3 weeks. LifeOS also leads on device support (4 vs 2). Eidra's advantage is iOS requirement (15.1 vs 26.1). On price, ads and in-app purchases there is nothing between them.

Both are free to download. LifeOS sells 2 in-app purchases, starting at $2.99 per month and Eidra sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

LifeOS ships an update every 8 days, Eidra every 3 weeks. The most recent releases landed on October 8, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | LifeOS | Eidra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/eidra/id6763976011/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 3 weeks |
| Monetization | — | Freemium |
| Size | 14 MB | 44 MB |
| Requires iOS | 26.1 | **15.1** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryota Kimura](https://appshunter.io/developer/1832418496) | [Mikel Whiting](https://appshunter.io/developer/1867326970) |

## What reviewers say

### LifeOS

[App page](https://appshunter.io/ios/app/lifeos-self-observatory/id6755999327)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LifeOS Pro (Monthly) | $2.99 | per month |
| LifeOS Pro (Yearly) | $29.99 | per year |


### Eidra

[App page](https://appshunter.io/ios/app/eidra/id6763976011)

Effortlessly capture and recall details about people in your life. This AI-powered memory aid extracts names, interests, and follow-ups from your spoken or typed notes, making it easy to remember important information for both personal and professional connections.

**Highlights:** AI-powered information extraction, Voice and text input, Effortless recall of names and details, Personal and professional use cases, Automatic profile updates, Connection linking, Important dates and reminders

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Eidra Casual | $2.99 | per month |
| Eidra Business | $4.99 | per month |


## Frequently asked questions

### Is LifeOS free?

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

### Is Eidra free?

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

### Do LifeOS or Eidra have ads?

Neither LifeOS nor Eidra shows ads.

### Which is updated more often, LifeOS or Eidra?

LifeOS ships an update every 8 days, and Eidra every 3 weeks. Most recently, LifeOS was updated on October 8, 2026 and Eidra on October 21, 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.*