# Caffeinated Notes vs memory.wiki

The clearest difference is in-app purchases: memory.wiki at none against Caffeinated Notes's 8. memory.wiki also leads on update cadence (every 5 days vs every 3 weeks). Caffeinated Notes's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Caffeinated Notes sells 8 in-app purchases, starting at $4.99 per month. memory.wiki asks for nothing beyond the download.

Caffeinated Notes ships an update every 3 weeks, memory.wiki every 5 days. The most recent releases landed on November 5, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Caffeinated Notes | memory.wiki |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Size | 48 MB | 10 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Caffeinated Softworks LLC](https://appshunter.io/developer/1879624762) | [Hyunsang Cho](https://appshunter.io/developer/1844111032) |

## What reviewers say

### Caffeinated Notes

[App page](https://appshunter.io/ios/app/caffeinated-notes/id6761129114)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Individual Account (Monthly) | $4.99 | per month |
| Duo Account (Monthly) | $7.99 | per month |
| Family Account (Monthly) | $17.99 | per month |
| Friends & Family Account (Monthly) | $19.99 | per month |
| Individual Account (Annual) | $49.99 | per year |
| Duo Account (Annual) | $79.99 | per year |
| Family Account (Annual) | $149.99 | per year |
| Friends & Family (Annual) | $199.99 | per year |


### memory.wiki

[App page](https://appshunter.io/ios/app/memorywiki/id6774713489)

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

**In-app purchases:** none


## Frequently asked questions

### Is Caffeinated Notes free?

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

### Is memory.wiki free?

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

### Do Caffeinated Notes or memory.wiki have ads?

Neither Caffeinated Notes nor memory.wiki shows ads.

### Which is updated more often, Caffeinated Notes or memory.wiki?

Caffeinated Notes ships an update every 3 weeks, and memory.wiki every 5 days. Most recently, Caffeinated Notes was updated on November 5, 2026 and memory.wiki 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.*