# TeachMark AI vs A

TeachMark AI and A are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. TeachMark AI sells 6 in-app purchases, starting at $4.99 per 7 days and A sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | TeachMark AI | A |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | — |
| Size | 15 MB | 4 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Angel App Publishing Ltd.](https://appshunter.io/developer/412814814) | [MD Shahariar Nazim Joy](https://appshunter.io/developer/1893961943) |

## What reviewers say

### TeachMark AI

[App page](https://appshunter.io/ios/app/teachmark-ai/id6744275145)

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| Annual Subscription | $39.99 | per year |
| One Piece of Marking | $0.99 | one-time |
| Mark 5 Pieces of Work | $3.99 | one-time |
| Whole Class Mark | $9.99 | one-time |
| One Time Upgrade | $59.99 | one-time |


### A

[App page](https://appshunter.io/ios/app/a-level-maths-revision/id6793016846)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $3.99 | per month |
| Yearly Premium | $12.99 | per year |
| Lifetime Access | $14.99 | one-time |


## Frequently asked questions

### Is TeachMark AI free?

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

### Is A free?

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

### Do TeachMark AI or A have ads?

Neither TeachMark AI nor A shows ads.

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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.*