# FocusFlight vs ContextStacker

FocusFlight and ContextStacker are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. FocusFlight sells 5 in-app purchases, starting at $3.99 per month and ContextStacker sells 2 in-app purchases, starting at $99.00 per year. Whichever you choose, the download price is not the number that matters.

FocusFlight ships an update every 5 days, ContextStacker every 3 days. The most recent releases landed on October 13, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | FocusFlight | ContextStacker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (9.4K ratings)](https://appshunter.io/ios/app/focusflight-deepfocus-timer/id6648771147/reviews)** | — |
| Number of ratings | **9.4K** | — |
| Positive reviews | 88.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 3 days** |
| Monetization | Subscription | — |
| Size | 292 MB | 7 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cement Planet LTD](https://appshunter.io/developer/1763773386) | [鹏源 邱](https://appshunter.io/developer/1042192961) |

## What reviewers say

### FocusFlight

[App page](https://appshunter.io/ios/app/focusflight-deepfocus-timer/id6648771147)

This app combines aviation themes with productivity tools to help users focus. It blocks distracting apps and allows users to track their focus sessions with personalized routes and achievements.

**Highlights:** Personalized focus sessions, Distraction-free "Airplane Mode", App blocking via Screen Time integration, Route tagging and focus data tracking, Virtual flight map and city unlocks, Customizable focus reminders

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Annually | $18.99 | per year |
| Lifetime | $18.99 | one-time |
| Lifetime | $19.99 | one-time |
| Lifetime | $33.99 | one-time |

**What reviewers like**

- 👍 Great user experience
- 🚀 Fantastic design and functionality
- 💡 Innovative concept for focus
- 👍 Helps users focus effectively

**What reviewers complain about**

- 🔒 Lack of customization options
- 🐛 Issues with changing departure location

**Reported bugs**

- Developer unresponsive to user feedback and inquiries

**Requested features**

- Add more realistic flight simulation elements (e.g., flight paths, altitude, speed)
- Rotate trends page to horizontal layout for better global view
- Allow customization of aircraft types and interface


### ContextStacker

[App page](https://appshunter.io/ios/app/contextstacker/id6774051551)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Annual | $99.00 | per year |
| Business Annual | $199.00 | per year |


## Frequently asked questions

### Is FocusFlight free?

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

### Is ContextStacker free?

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

### Do FocusFlight or ContextStacker have ads?

Neither FocusFlight nor ContextStacker shows ads.

### Which is updated more often, FocusFlight or ContextStacker?

FocusFlight ships an update every 5 days, and ContextStacker every 3 days. Most recently, FocusFlight was updated on October 13, 2026 and ContextStacker on September 28, 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.*