# Explain it Like 5 Years Old vs Memory AI

The clearest difference is ads: Memory AI at none against Explain it Like 5 Years Old's shown. Explain it Like 5 Years Old's advantage is update cadence (daily vs every 3 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Explain it Like 5 Years Old sells 1 one-off in-app purchase and Memory AI sells 4 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Explain it Like 5 Years Old ships an update daily, Memory AI every 3 days. The most recent releases landed on October 4, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Explain it Like 5 Years Old | Memory AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 3 days |
| Size | 52 MB | 59 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Muhammad Asad Arman](https://appshunter.io/developer/1487950157) | [Du Dai](https://appshunter.io/developer/1854781140) |

## What reviewers say

### Explain it Like 5 Years Old

[App page](https://appshunter.io/ios/app/explain-it-like-5-years-old/id6751261639)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### Memory AI

[App page](https://appshunter.io/ios/app/memory-ai-master-knowledge/id6755601288)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Memory AI Pro Weekly | $4.99 | per 7 days |
| Memory AI Pro Yearly Discount | $49.99 | per year |
| Memory AI Pro Yearly | $99.99 | per year |
| Memory AI Pro Yearly | $99.99 | per year |


## Frequently asked questions

### Is Explain it Like 5 Years Old free?

Explain it Like 5 Years Old is free to download, with in-app purchases available.

### Is Memory AI free?

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

### Do Explain it Like 5 Years Old or Memory AI have ads?

Explain it Like 5 Years Old shows ads; Memory AI does not.

### Which is updated more often, Explain it Like 5 Years Old or Memory AI?

Explain it Like 5 Years Old ships an update daily, and Memory AI every 3 days. Most recently, Explain it Like 5 Years Old was updated on October 4, 2026 and Memory AI on October 16, 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.*