# Marks vs LifeOS

The clearest difference is in-app purchases: LifeOS at none against Marks's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Marks sells 2 in-app purchases, starting at $1.99 per month. LifeOS asks for nothing beyond the download.

## The numbers

| Metric | Marks | LifeOS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 44 MB | 40 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Earl Andrea General Abad](https://appshunter.io/developer/1883424806) | [Jamison Grudem](https://appshunter.io/developer/1887025505) |

## What reviewers say

### Marks

[App page](https://appshunter.io/ios/app/marks-goal-tracker/id6760242562)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Marks Premium Monthly | $1.99 | per month |
| Marks Premium Yearly | $14.99 | per year |


### LifeOS

[App page](https://appshunter.io/ios/app/lifeos-know-your-time/id6760958264)

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

**In-app purchases:** none


## Frequently asked questions

### Is Marks free?

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

### Is LifeOS free?

LifeOS is free to download, with no in-app purchases.

### Do Marks or LifeOS have ads?

Neither Marks nor LifeOS 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.*