# Spark AI tutor vs AZ

The clearest difference is update cadence: AZ at every 3 days against Spark AI tutor's weekly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Spark AI tutor sells 2 in-app purchases, starting at $6.99 per month and AZ sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Spark AI tutor ships an update weekly, AZ every 3 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Spark AI tutor | AZ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Size | 45 MB | 376 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ahmad Mahfouz](https://appshunter.io/developer/1896611869) | [CHOI SEONGMIN](https://appshunter.io/developer/6772332527) |

## What reviewers say

### Spark AI tutor

[App page](https://appshunter.io/ios/app/spark-ai-tutor/id6768868521)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| spark | $6.99 | per month |
| spark | $69.99 | per year |


### AZ

[App page](https://appshunter.io/ios/app/az-140-virtual-desktop-study/id6782107830)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AZ-140 Lifetime Access | $4.99 | one-time |


## Frequently asked questions

### Is Spark AI tutor free?

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

### Is AZ free?

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

### Do Spark AI tutor or AZ have ads?

Neither Spark AI tutor nor AZ shows ads.

### Which is updated more often, Spark AI tutor or AZ?

Spark AI tutor ships an update weekly, and AZ every 3 days. Most recently, Spark AI tutor was updated on October 31, 2026 and AZ on November 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*