# Days vs Ather

The clearest difference is update cadence: Ather at every 4 days against Days's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Days sells 3 in-app purchases, starting at $0.99 per 7 days and Ather sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

Days ships an update every 3 months, Ather every 4 days. The most recent releases landed on September 29, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Days | Ather |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 days** |
| Size | 15 MB | 11 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [浩东 邱](https://appshunter.io/developer/1493267968) | [Khaled Al Mana](https://appshunter.io/developer/1884515126) |

## What reviewers say

### Days

[App page](https://appshunter.io/ios/app/days-important-dates/id6748931827)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $0.99 | per 7 days |
| Pro Monthly | $1.99 | per month |
| Pro Yearly | $14.99 | per year |


### Ather

[App page](https://appshunter.io/ios/app/ather/id6772145210)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ather Pro Monthly | $7.99 | per month |
| Ather Pro Annual | $59.99 | per year |


## Frequently asked questions

### Is Days free?

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

### Is Ather free?

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

### Do Days or Ather have ads?

Neither Days nor Ather shows ads.

### Which is updated more often, Days or Ather?

Days ships an update every 3 months, and Ather every 4 days. Most recently, Days was updated on September 29, 2026 and Ather on September 26, 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.*