# Observe it vs MyMnemo

The clearest difference is in-app purchases: Observe it at none against MyMnemo's 4. MyMnemo's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. MyMnemo sells 4 in-app purchases, starting at $5.00 per month. Observe it asks for nothing beyond the download.

Observe it ships an update every 3 weeks, MyMnemo every 2 weeks. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Observe it | MyMnemo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 35 MB | 36 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [remi mastriforti](https://appshunter.io/developer/920919100) | [Livinc](https://appshunter.io/developer/1770525619) |

## What reviewers say

### Observe it

[App page](https://appshunter.io/ios/app/observe-it/id1636347985)

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

**In-app purchases:** none


### MyMnemo

[App page](https://appshunter.io/ios/app/mymnemo/id6717610290)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mensuel | $5.00 | per month |
| Abonnement annuel | $35.00 | per year |
| Nouvelle catégorie | $1.00 | one-time |
| Premium pendant 4 ans | $100.00 | one-time |


## Frequently asked questions

### Is Observe it free?

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

### Is MyMnemo free?

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

### Do Observe it or MyMnemo have ads?

Neither Observe it nor MyMnemo shows ads.

### Which is updated more often, Observe it or MyMnemo?

Observe it ships an update every 3 weeks, and MyMnemo every 2 weeks. Most recently, Observe it was updated on October 1, 2026 and MyMnemo on October 2, 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.*