# Comet vs Stop Planning

The clearest difference is ads: Stop Planning at none against Comet's shown. Comet's advantage is iOS requirement (17.6 vs 26.2). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Comet sells 3 in-app purchases, starting at $9.99 per year and Stop Planning sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Comet | Stop Planning |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Size | 49 MB | 14 MB |
| Requires iOS | **17.6** | 26.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [App Santa LLC](https://appshunter.io/developer/1796930400) | [Arturo Gonzalez](https://appshunter.io/developer/1694318856) |

## What reviewers say

### Comet

[App page](https://appshunter.io/ios/app/comet-habit-tracker/id6755671978)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Offer | $9.99 | per year |
| Yearly Plan | $19.99 | per year |
| Lifetime | $29.99 | one-time |


### Stop Planning

[App page](https://appshunter.io/ios/app/stop-planning-one-thing/id6758484526)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stop Planning Pro Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Comet free?

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

### Is Stop Planning free?

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

### Do Comet or Stop Planning have ads?

Comet shows ads; Stop Planning does not.

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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.*