# stac vs FocusDig

The clearest difference is ads: FocusDig at none against stac's shown. FocusDig also leads on update cadence (every 2 days vs weekly). stac's advantage is iOS requirement (13.0 vs 18.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. stac sells 5 in-app purchases, starting at $2.99 per month and FocusDig sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

stac ships an update weekly, FocusDig every 2 days. The most recent releases landed on October 13, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | stac | FocusDig |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 2 days** |
| Size | 43 MB | 65 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ai To Mobile](https://appshunter.io/developer/1475589426) | [Muhammed Deniz](https://appshunter.io/developer/1653314831) |

## What reviewers say

### stac

[App page](https://appshunter.io/ios/app/stac-focus-timer-build-world/id6764253760)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| STAC Plus Membership | $2.99 | per month |
| Streak Freeze | $0.99 | one-time |
| boost potion lite | $0.99 | one-time |
| boost potion pro | $1.19 | one-time |
| Demotion Shield | $1.99 | one-time |


### FocusDig

[App page](https://appshunter.io/ios/app/focusdig-deepfocus-timer/id6790740141)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Yearly Subscription | $29.99 | per year |


## Frequently asked questions

### Is stac free?

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

### Is FocusDig free?

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

### Do stac or FocusDig have ads?

stac shows ads; FocusDig does not.

### Which is updated more often, stac or FocusDig?

stac ships an update weekly, and FocusDig every 2 days. Most recently, stac was updated on October 13, 2026 and FocusDig on October 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*