# SitzProbe vs Plane focus

The clearest difference is in-app purchases: Plane focus at none against SitzProbe's 2. Plane focus also leads on ratings volume (10 vs 1). SitzProbe's advantage is update cadence (every 3 weeks vs every 4 months) and iOS requirement (17.0 vs 26.0). On price, rating, ads and device support there is nothing between them.

Both are free to download. SitzProbe sells 2 in-app purchases, starting at $0.99 per month. Plane focus asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for SitzProbe against 5.0 for Plane focus. That said, the two scores are not equally well evidenced: Plane focus has 10 ratings behind it against 1, so its average is the more settled of the two.

SitzProbe ships an update every 3 weeks, Plane focus every 4 months. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SitzProbe | Plane focus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/sitzprobe/id6502870044/reviews) | [5.0 (10 ratings)](https://appshunter.io/ios/app/plane-focus-flight-timer/id6757431152/reviews) |
| Number of ratings | 1 | **10** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Freemium | **Free** |
| Size | 15 MB | 33 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Joseph Anderson](https://appshunter.io/developer/1747143597) | [HAPPYPIXEL](https://appshunter.io/developer/1421366219) |

## What reviewers say

### SitzProbe

[App page](https://appshunter.io/ios/app/sitzprobe/id6502870044)

This app uses spaced repetition to help you master any set of tasks. It intelligently schedules practice sessions based on your performance and tracks your progress over time. Your data is kept private and can sync across devices.

**Highlights:** Task management with details, Intelligent practice scheduling, Progress tracking and analytics, Offline functionality, iCloud synchronization

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $0.99 | per month |
| Pro Yearly | $5.99 | per year |


### Plane focus

[App page](https://appshunter.io/ios/app/plane-focus-flight-timer/id6757431152)

This app transforms focus sessions into engaging flights. Instead of a simple timer, users select a destination and embark on a virtual journey, with their work duration represented by flight time. Immersive visuals and automatic app blocking help maintain concentration until landing.

**Highlights:** Focus sessions based on real flights, Thousands of real airports worldwide, Automatic app blocking during flights, Immersive airplane window visuals, Flight history tracking, Boarding-pass ritual to start focus

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

**In-app purchases:** none


## Frequently asked questions

### Is SitzProbe free?

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

### Is Plane focus free?

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

### Which has better reviews, SitzProbe or Plane focus?

SitzProbe and Plane focus are both rated 5.0 out of 5 on the App Store, from 1 and 10 ratings respectively.

### Do SitzProbe or Plane focus have ads?

Neither SitzProbe nor Plane focus shows ads.

### Which is updated more often, SitzProbe or Plane focus?

SitzProbe ships an update every 3 weeks, and Plane focus every 4 months. Most recently, SitzProbe was updated on October 17, 2026 and Plane focus on October 24, 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.*