# Sand Timer vs Atrio

The clearest difference is ads: Atrio at none against Sand Timer's shown. Atrio also leads on update cadence (every 3 days vs every 8 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Sand Timer sells 4 in-app purchases, starting at $0.99 per 7 days and Atrio sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Sand Timer ships an update every 8 months, Atrio every 3 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sand Timer | Atrio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (150 ratings)](https://appshunter.io/ios/app/sand-timer-countdown-clock/id1205335548/reviews)** | — |
| Number of ratings | **150** | — |
| Positive reviews | 6.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 18 MB | 17 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vicki Partridge](https://appshunter.io/developer/1114861973) | [JOSE ANDRES GIAMMATTEI FERNANDEZ](https://appshunter.io/developer/6805296971) |

## What reviewers say

### Sand Timer

[App page](https://appshunter.io/ios/app/sand-timer-countdown-clock/id1205335548)

This app provides a visually engaging and intuitive way to track time with realistic sand flow animations. It's perfect for various activities like studying, workouts, or cooking, offering customizable themes and sound alerts to keep you on track.

**Highlights:** Realistic sand flow animation, Adjustable timer settings, Multiple timers management, Customizable themes, Sound alerts

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $0.99 | per 7 days |
| Monthly Subscription | $2.99 | per month |
| Yearly Subscription | $9.99 | per year |
| Remove Ads | $1.99 | one-time |


### Atrio

[App page](https://appshunter.io/ios/app/atrio-acceso-residencial/id6805296969)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Atrio Premium (Mensual) | $1.99 | per month |
| Atrio Premium (Anual) | $9.99 | per year |


## Frequently asked questions

### Is Sand Timer free?

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

### Is Atrio free?

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

### Do Sand Timer or Atrio have ads?

Sand Timer shows ads; Atrio does not.

### Which is updated more often, Sand Timer or Atrio?

Sand Timer ships an update every 8 months, and Atrio every 3 days. Most recently, Sand Timer was updated on October 26, 2026 and Atrio on October 24, 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.*