# Sagan Command Center vs Linkn

The clearest difference is in-app purchases: Sagan Command Center at none against Linkn's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Linkn sells 2 in-app purchases, starting at $2.99 per month. Sagan Command Center asks for nothing beyond the download.

Sagan Command Center ships an update every 2 weeks, Linkn fortnightly. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Sagan Command Center | Linkn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/linkn/id6756207923/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | — | Freemium |
| Size | 31 MB | 56 MB |
| Requires iOS | 14.0.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Binsi Devadasan](https://appshunter.io/developer/1811646918) | [漫瑶 杨](https://appshunter.io/developer/1854268156) |

## What reviewers say

### Sagan Command Center

[App page](https://appshunter.io/ios/app/sagan-command-center/id6746159171)

**Features:** macOS Compatibility

**In-app purchases:** none


### Linkn

[App page](https://appshunter.io/ios/app/linkn/id6756207923)

Effortlessly save any link from any app directly into your Notion workspace. This tool automates the process of organizing raw URLs into clear, readable knowledge without any initial setup required.

**Highlights:** Connect in seconds via OAuth, Automatic database setup, One-tap capture from Share Sheet, Titles and icons filled automatically, Seamless background saving

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Linkn Pro: Monthly | $2.99 | per month |
| Linkn Pro: Yearly | $19.00 | per year |


## Frequently asked questions

### Is Sagan Command Center free?

Sagan Command Center is free to download, with no in-app purchases.

### Is Linkn free?

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

### Do Sagan Command Center or Linkn have ads?

Neither Sagan Command Center nor Linkn shows ads.

### Which is updated more often, Sagan Command Center or Linkn?

Sagan Command Center ships an update every 2 weeks, and Linkn fortnightly. Most recently, Sagan Command Center was updated on October 14, 2026 and Linkn 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.*