# Launch by Square One vs IslandNotify

The clearest difference is in-app purchases: Launch by Square One at none against IslandNotify's 1. Launch by Square One also leads on update cadence (weekly vs monthly) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. IslandNotify sells 1 one-off in-app purchase. Launch by Square One asks for nothing beyond the download.

Launch by Square One ships an update weekly, IslandNotify monthly. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Launch by Square One | IslandNotify |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/islandnotify/id6806499123/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 103 MB | 5 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Zahra Hussain](https://appshunter.io/developer/1896767059) | [https://airussolutions.com/](https://appshunter.io/developer/1889075614) |

## What reviewers say

### Launch by Square One

[App page](https://appshunter.io/ios/app/launch-by-square-one/id6770925068)

**In-app purchases:** none


### IslandNotify

[App page](https://appshunter.io/ios/app/islandnotify/id6806499123)

Transform your device's dynamic area into a personalized hub for real-time information. Pin timers, habits, reminders, and notes for instant access without opening apps.

**Highlights:** Dynamic Island/Lock Screen Live Activities, Customizable timers and countdowns, Habit tracking with progress visualization, Quick notes and reminders, Live sports scores, Health data integration, Template discovery and creation

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IslandNotify Pro | $0.99 | one-time |


## Frequently asked questions

### Is Launch by Square One free?

Launch by Square One is free to download, with no in-app purchases.

### Is IslandNotify free?

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

### Do Launch by Square One or IslandNotify have ads?

Neither Launch by Square One nor IslandNotify shows ads.

### Which is updated more often, Launch by Square One or IslandNotify?

Launch by Square One ships an update weekly, and IslandNotify monthly. Most recently, Launch by Square One was updated on October 7, 2026 and IslandNotify on October 16, 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.*