# Must vs arka

The clearest difference is update cadence: arka at every 2 weeks against Must's every 3 months. arka also leads on review sentiment (100% vs 91%). Must's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Must ships an update every 3 months, arka every 2 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Must | arka |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/must/id6479213927/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 90.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 54 MB | 4 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jichan Hwang](https://appshunter.io/developer/1735193590) | [jin kyung choi](https://appshunter.io/developer/6812963254) |

## What reviewers say

### Must

[App page](https://appshunter.io/ios/app/must/id6479213927)

Manage all your schedules quickly and easily with this intuitive app. It offers convenient schedule notifications, a dark theme option, and a task monitor to keep track of your to-dos. Organize your tasks systematically using the Eisenhower Matrix and color-coded tags.

**Highlights:** Eisenhower Matrix for systematic task management, Convenient schedule notifications, Home screen widgets for quick access, Customizable color tags for event classification, Task monitor with filtering options, Dark theme support

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

**In-app purchases:** none


### arka

[App page](https://appshunter.io/ios/app/arka-link-archive/id6812963252)

A straightforward application for storing links you wish to revisit later. Save content from various platforms with a single tap and add notes to recall why you saved it. Organize links into custom collections and share them with others.

**Highlights:** Save links from share sheet, Add notes to saved links, Organize links into collections, Open links in original apps, Share collections with friends, Import collections from text, Local data storage, no account needed

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

**In-app purchases:** none


## Frequently asked questions

### Is Must free?

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

### Is arka free?

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

### Do Must or arka have ads?

Neither Must nor arka shows ads.

### Which is updated more often, Must or arka?

Must ships an update every 3 months, and arka every 2 weeks. Most recently, Must was updated on October 24, 2026 and arka 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.*