# Learn Blockchain Cryptography vs Stacked AI

The clearest difference is price: Stacked AI at Free against Learn Blockchain Cryptography's $2.99. Stacked AI also leads on update cadence (daily vs every 8 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Stacked AI is free to download; Learn Blockchain Cryptography costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Learn Blockchain Cryptography ships an update every 8 months, Stacked AI daily. The most recent releases landed on October 19, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Learn Blockchain Cryptography | Stacked AI |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Daily** |
| Size | 72 MB | 35 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Muhammad Umair](https://appshunter.io/developer/1696049320) | [Daniel Cuevas](https://appshunter.io/developer/1857075196) |

## What reviewers say

### Learn Blockchain Cryptography

[App page](https://appshunter.io/ios/app/learn-blockchain-cryptography/id6451100291)

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

**In-app purchases:** none


### Stacked AI

[App page](https://appshunter.io/ios/app/stacked-ai/id6756550526)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Learn Blockchain Cryptography free?

Learn Blockchain Cryptography costs $2.99, with no in-app purchases.

### Is Stacked AI free?

Stacked AI is free to download, with no in-app purchases.

### Do Learn Blockchain Cryptography or Stacked AI have ads?

Neither Learn Blockchain Cryptography nor Stacked AI shows ads.

### Which is updated more often, Learn Blockchain Cryptography or Stacked AI?

Learn Blockchain Cryptography ships an update every 8 months, and Stacked AI daily. Most recently, Learn Blockchain Cryptography was updated on October 19, 2026 and Stacked AI on October 5, 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.*