# ChartCool vs Pocket Data Master

The clearest difference is in-app purchases: Pocket Data Master at none against ChartCool's 3. Pocket Data Master also leads on update cadence (every 3 weeks vs every 2 months). ChartCool's advantage is iOS requirement (12.0 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. ChartCool sells 3 one-off in-app purchases. Pocket Data Master asks for nothing beyond the download.

ChartCool ships an update every 2 months, Pocket Data Master every 3 weeks. The most recent releases landed on September 19, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | ChartCool | Pocket Data Master |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 47 MB | 41 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [剑 刘](https://appshunter.io/developer/554498893) | [DEXCEL,K.K.](https://appshunter.io/developer/1774430650) |

## What reviewers say

### ChartCool

[App page](https://appshunter.io/ios/app/chartcool/id6444673109)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quarterly Membership | $4.99 | one-time |
| Semi-annual Membership | $8.99 | one-time |
| Annual Membership | $17.99 | one-time |


### Pocket Data Master

[App page](https://appshunter.io/ios/app/pocket-data-master/id6737028697)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ChartCool free?

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

### Is Pocket Data Master free?

Pocket Data Master is free to download, with no in-app purchases.

### Do ChartCool or Pocket Data Master have ads?

Neither ChartCool nor Pocket Data Master shows ads.

### Which is updated more often, ChartCool or Pocket Data Master?

ChartCool ships an update every 2 months, and Pocket Data Master every 3 weeks. Most recently, ChartCool was updated on September 19, 2026 and Pocket Data Master on September 17, 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.*