# Custom Goal Tracking vs Periodic table tool

Custom Goal Tracking and Periodic table tool 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. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Custom Goal Tracking | Periodic table tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 13 MB | 13 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Michael Gardiner](https://appshunter.io/developer/1121136526) | [晓 郭](https://appshunter.io/developer/1895645928) |

## What reviewers say

### Custom Goal Tracking

[App page](https://appshunter.io/ios/app/custom-goal-tracking/id6462911877)

**Features:** macOS Compatibility

**In-app purchases:** none


### Periodic table tool

[App page](https://appshunter.io/ios/app/periodic-table-tool/id6764566398)

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

**In-app purchases:** none


## Frequently asked questions

### Is Custom Goal Tracking free?

Custom Goal Tracking is free to download, with no in-app purchases.

### Is Periodic table tool free?

Periodic table tool is free to download, with no in-app purchases.

### Do Custom Goal Tracking or Periodic table tool have ads?

Neither Custom Goal Tracking nor Periodic table tool 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.*