# DayMark vs PostAir

The clearest difference is ads: PostAir at none against DayMark's shown. PostAir also leads on iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. DayMark sells 2 in-app purchases, starting at $7.99 per month and PostAir sells 3 in-app purchases, starting at $17.00 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | DayMark | PostAir |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 9 days |
| Size | 16 MB | 13 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pol Gurri Perez](https://appshunter.io/developer/1772006917) | [Helmuth Rieger](https://appshunter.io/developer/6775443690) |

## What reviewers say

### DayMark

[App page](https://appshunter.io/ios/app/daymark-daily-priorities/id6774344836)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Monthly | $7.99 | per month |
| PRO Yearly | $29.99 | per year |


### PostAir

[App page](https://appshunter.io/ios/app/postair/id6775443687)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PostAir Starter | $17.00 | per month |
| PostAir Pro | $45.00 | per month |
| PostAir Business | $89.00 | per month |


## Frequently asked questions

### Is DayMark free?

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

### Is PostAir free?

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

### Do DayMark or PostAir have ads?

DayMark shows ads; PostAir 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.*