# Einstein Study AI Coach vs Counter

The clearest difference is update cadence: Einstein Study AI Coach at every 3 days against Counter's every 4 months. Einstein Study AI Coach also leads on iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Einstein Study AI Coach sells 2 in-app purchases, starting at $5.99 per month and Counter sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Einstein Study AI Coach ships an update every 3 days, Counter every 4 months. The most recent releases landed on August 20, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Einstein Study AI Coach | Counter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 months |
| Size | 18 MB | 2 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Plata](https://appshunter.io/developer/1467546479) | [Juan Casanueva](https://appshunter.io/developer/427769040) |

## What reviewers say

### Einstein Study AI Coach

[App page](https://appshunter.io/ios/app/einstein-study-ai-coach/id6754023929)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly | $5.99 | per month |
| Premium annual | $19.99 | per year |


### Counter

[App page](https://appshunter.io/ios/app/counter-point/id6754329622)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee | $0.99 | one-time |


## Frequently asked questions

### Is Einstein Study AI Coach free?

Einstein Study AI Coach is free to download, with in-app purchases available.

### Is Counter free?

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

### Do Einstein Study AI Coach or Counter have ads?

Neither Einstein Study AI Coach nor Counter shows ads.

### Which is updated more often, Einstein Study AI Coach or Counter?

Einstein Study AI Coach ships an update every 3 days, and Counter every 4 months. Most recently, Einstein Study AI Coach was updated on August 20, 2026 and Counter on September 10, 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.*