# Constellation vs Memolink

The clearest difference is update cadence: Memolink at every 3 days against Constellation's every 2 months. Memolink also leads on iOS requirement (15.5 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Constellation sells 1 one-off in-app purchase and Memolink sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Constellation ships an update every 2 months, Memolink every 3 days. Both last shipped on November 9, 2026.

## The numbers

| Metric | Constellation | Memolink |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 19 MB | 59 MB |
| Requires iOS | 18.0 | **15.5** |
| Devices | **iPhone, iPad, Mac, Vision Pro** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Drobinin Limited](https://appshunter.io/developer/1713029153) | [Dany Iuliano](https://appshunter.io/developer/1888704827) |

## What reviewers say

### Constellation

[App page](https://appshunter.io/ios/app/constellation-mind-atlas/id6756132557)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Personal Wiki Pro | $39.99 | one-time |


### Memolink

[App page](https://appshunter.io/ios/app/memolink/id6761291797)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Memolink Premium | $3.99 | one-time |


## Frequently asked questions

### Is Constellation free?

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

### Is Memolink free?

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

### Do Constellation or Memolink have ads?

Neither Constellation nor Memolink shows ads.

### Which is updated more often, Constellation or Memolink?

Constellation ships an update every 2 months, and Memolink every 3 days. Most recently, Constellation was updated on November 9, 2026 and Memolink on November 9, 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.*