# COT Z vs Alpha Ping

The clearest difference is ads: COT Z at none against Alpha Ping's shown. COT Z also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. COT Z sells 1 in-app purchase, starting at $4.99 per month and Alpha Ping sells 2 in-app purchases, starting at $29.99 per month. Whichever you choose, the download price is not the number that matters.

COT Z ships an update every 3 weeks, Alpha Ping fortnightly. Both last shipped on November 9, 2026.

## The numbers

| Metric | COT Z | Alpha Ping |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 39 MB | 2 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Ricardo Dacosta](https://appshunter.io/developer/1500340235) | [Harvest Capital, LLC](https://appshunter.io/developer/6776091221) |

## What reviewers say

### COT Z

[App page](https://appshunter.io/ios/app/cot-z-score/id6755860112)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| COT- ZScore - Monthly Subscription | $4.99 | per month |


### Alpha Ping

[App page](https://appshunter.io/ios/app/alpha-ping/id6759116544)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AlphaPing Pro | $29.99 | per month |
| Pro - Annual | $269.99 | per year |


## Frequently asked questions

### Is COT Z free?

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

### Is Alpha Ping free?

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

### Do COT Z or Alpha Ping have ads?

Alpha Ping shows ads; COT Z does not.

### Which is updated more often, COT Z or Alpha Ping?

COT Z ships an update every 3 weeks, and Alpha Ping fortnightly. Most recently, COT Z was updated on November 9, 2026 and Alpha Ping on November 9, 2026.

---

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