# AeroFocus vs Daylin

The clearest difference is in-app purchases: Daylin at none against AeroFocus's 2. Daylin also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. AeroFocus sells 2 in-app purchases, starting at $2.99 per month. Daylin asks for nothing beyond the download.

AeroFocus ships an update weekly, Daylin every 11 days. The most recent releases landed on September 9, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | AeroFocus | Daylin |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 11 days |
| Monetization | Freemium | — |
| Size | 143 MB | 20 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [YOON JIN SHIN](https://appshunter.io/developer/6780727868) | [HANEUL KIM](https://appshunter.io/developer/6771738414) |

## What reviewers say

### AeroFocus

[App page](https://appshunter.io/ios/app/aerofocus-study-flight-timer/id6780727866)

Transform study sessions into engaging flights with this focus timer. Earn passport stamps for completed sessions, visualize your progress on a world map, and track your habits. Premium features offer collaborative focus and enhanced flight experiences.

**Highlights:** Gamified focus timer with flight simulation, World map visualization of completed sessions, Passport stamping and collection, Progress tracking and habit building, Lounge mode with city view, Collaborative focus sessions (beta)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Monthly) | $2.99 | per month |
| Premium (Annual) | $14.99 | per year |


### Daylin

[App page](https://appshunter.io/ios/app/daylin/id6784880001)

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

**In-app purchases:** none


## Frequently asked questions

### Is AeroFocus free?

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

### Is Daylin free?

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

### Do AeroFocus or Daylin have ads?

Neither AeroFocus nor Daylin shows ads.

### Which is updated more often, AeroFocus or Daylin?

AeroFocus ships an update weekly, and Daylin every 11 days. Most recently, AeroFocus was updated on September 9, 2026 and Daylin on September 19, 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.*