# AirFish vs Liminal Time

The clearest difference is price: AirFish at Free against Liminal Time's $1.99. AirFish also leads on iOS requirement (13.0 vs 17.0). Liminal Time's advantage is in-app purchases (none vs 3). On update cadence, ads and device support there is nothing between them.

AirFish is free to download; Liminal Time costs $1.99 up front. AirFish sells 3 in-app purchases, starting at $0.99 per month. Liminal Time asks for nothing beyond the download.

AirFish ships an update every 2 weeks, Liminal Time every 11 days. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | AirFish | Liminal Time |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/liminal-time/id6761309728/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 11 days** |
| Monetization | — | Paid |
| Size | 84 MB | 108 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [厦门晓仓科技有限公司](https://appshunter.io/developer/1853160401) | [嘉远 李](https://appshunter.io/developer/1887795084) |

## What reviewers say

### AirFish

[App page](https://appshunter.io/ios/app/airfish-focus-pomodoro-timer/id6755321899)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 包月会员 | $0.99 | per month |
| 包季会员 | $2.99 | per 3 months |
| 包年会员 | $4.99 | per year |


### Liminal Time

[App page](https://appshunter.io/ios/app/liminal-time/id6761309728)

This app transforms focus time into a visual journey through space. Choose from celestial worlds like planets and black holes, each with its own unique clock rhythm. Track your sessions and enjoy an uncluttered, single-screen experience.

**Highlights:** Celestial world themes, Customizable focus durations, Local time preview, Session tracking and achievements, Desk-clock view, Multi-language support

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

**In-app purchases:** none


## Frequently asked questions

### Is AirFish free?

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

### Is Liminal Time free?

Liminal Time costs $1.99, with no in-app purchases.

### Do AirFish or Liminal Time have ads?

Neither AirFish nor Liminal Time shows ads.

### Which is updated more often, AirFish or Liminal Time?

AirFish ships an update every 2 weeks, and Liminal Time every 11 days. Most recently, AirFish was updated on October 8, 2026 and Liminal Time on October 13, 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.*