# Metis OS vs Just Start

The clearest difference is in-app purchases: Metis OS at none against Just Start's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Just Start sells 3 in-app purchases, starting at $4.99 per month. Metis OS asks for nothing beyond the download.

Metis OS ships an update fortnightly, Just Start every 11 days. The most recent releases landed on October 17, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Metis OS | Just Start |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/just-start-adhd-focus-timer/id6760567262/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 11 days** |
| Monetization | — | Freemium |
| Size | 1 MB | 85 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Christian Daniel Johnson](https://appshunter.io/developer/1759691186) | [Estus Holdings LLC](https://appshunter.io/developer/1879926455) |

## What reviewers say

### Metis OS

[App page](https://appshunter.io/ios/app/metis-os-tactical/id6581486072)

**Features:** macOS Compatibility

**In-app purchases:** none


### Just Start

[App page](https://appshunter.io/ios/app/just-start-adhd-focus-timer/id6760567262)

This app helps individuals overcome task initiation challenges with ADHD-friendly focus sessions. It offers customizable timers, AI-powered task breakdown, virtual body doubling, and ambient soundscapes to enhance concentration and productivity.

**Highlights:** Customizable Pomodoro timers, AI task breakdown, Virtual body doubling, Live Activities & Dynamic Island integration, Lock screen widgets, Ambient soundscapes, Evolving focus garden

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Just Start Pro Monthly | $4.99 | per month |
| Just Start Pro Annual | $29.99 | per year |
| Just Start Pro Lifetime | $58.99 | one-time |


## Frequently asked questions

### Is Metis OS free?

Metis OS is free to download, with no in-app purchases.

### Is Just Start free?

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

### Do Metis OS or Just Start have ads?

Neither Metis OS nor Just Start shows ads.

### Which is updated more often, Metis OS or Just Start?

Metis OS ships an update fortnightly, and Just Start every 11 days. Most recently, Metis OS was updated on October 17, 2026 and Just Start on October 25, 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.*