# OnFocus vs Studii

The clearest difference is in-app purchases: OnFocus at none against Studii's 3. OnFocus also leads on update cadence (every 4 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Studii sells 3 in-app purchases, starting at $3.99 per 7 days. OnFocus asks for nothing beyond the download.

OnFocus ships an update every 4 days, Studii fortnightly. The most recent releases landed on September 9, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | OnFocus | Studii |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Fortnightly |
| Size | 16 MB | 41 MB |
| Requires iOS | 16 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ABDULKADIR ORUC](https://appshunter.io/developer/1764685668) | [Adrien Villermois](https://appshunter.io/developer/1809943361) |

## What reviewers say

### OnFocus

[App page](https://appshunter.io/ios/app/onfocus-online-pomodoro-timer/id6748365618)

**Features:** macOS Compatibility

**In-app purchases:** none


### Studii

[App page](https://appshunter.io/ios/app/studii-study-reminders/id6757311841)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Studii Plus | $3.99 | per 7 days |
| Studii Plus | $7.99 | per month |
| Studii Plus | $49.99 | per year |


## Frequently asked questions

### Is OnFocus free?

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

### Is Studii free?

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

### Do OnFocus or Studii have ads?

Neither OnFocus nor Studii shows ads.

### Which is updated more often, OnFocus or Studii?

OnFocus ships an update every 4 days, and Studii fortnightly. Most recently, OnFocus was updated on September 9, 2026 and Studii on September 15, 2026.

---

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