# Foku vs Stillfin

The clearest difference is ratings volume: Foku at 4 against Stillfin's 1. On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Foku sells 2 in-app purchases, starting at $4.99 per month and Stillfin sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Foku against 5.0 for Stillfin. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 18, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Foku | Stillfin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/foku-study-buddy-focus-timer/id6761107547/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/stillfin-focus-and-fish/id6799313682/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free with in-app purchases | Freemium |
| Size | 145 MB | 140 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [GORDON JIN](https://appshunter.io/developer/1887810474) | [少强 吴](https://appshunter.io/developer/1606570561) |

## What reviewers say

### Foku

[App page](https://appshunter.io/ios/app/foku-study-buddy-focus-timer/id6761107547)

This app uses your camera to detect distractions and provides gentle reminders to help you stay focused during study or work sessions. It also includes lo-fi music to aid concentration and tracks your daily progress.

**Highlights:** Smart distraction detection, Lo-fi music for concentration, Friendly companion character, Daily progress tracking, Pomodoro timer, Break games

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Foku Plus Monthly | $4.99 | per month |
| Foku Plus Annual | $39.99 | per year |


### Stillfin

[App page](https://appshunter.io/ios/app/stillfin-focus-and-fish/id6799313682)

This app transforms focused work sessions into a peaceful fishing simulation. As you study or work, your in-game angler fishes, and completing focus goals helps your island grow and unlocks rare catches. It offers a calming environment for productivity with optional social features.

**Highlights:** Focus timer with calming sounds, Gamified focus sessions with fishing, Island customization and growth, Collect illustrated fish, Friend system for collaboration, Focus statistics and reports, Optional iCloud sync

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stillfin Pro · Monthly | $0.99 | per month |
| Stillfin Pro · Yearly | $4.99 | per year |
| Stillfin Pro · Lifetime | $12.99 | one-time |


## Frequently asked questions

### Is Foku free?

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

### Is Stillfin free?

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

### Which has better reviews, Foku or Stillfin?

Foku and Stillfin are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do Foku or Stillfin have ads?

Neither Foku nor Stillfin shows ads.

### Which is updated more often, Foku or Stillfin?

Foku ships an update every 2 weeks, and Stillfin every 2 weeks. Most recently, Foku was updated on October 18, 2026 and Stillfin on October 21, 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.*