# Second Brain Vault vs Linkfisher

The clearest difference is ads: Second Brain Vault at none against Linkfisher's shown. Linkfisher's advantage is iOS requirement (18.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Second Brain Vault sells 1 one-off in-app purchase and Linkfisher sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Second Brain Vault | Linkfisher |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Fortnightly |
| Size | 2 MB | 52 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Byoungho Kim](https://appshunter.io/developer/1888452963) | [One Eternal](https://appshunter.io/developer/6792182843) |

## What reviewers say

### Second Brain Vault

[App page](https://appshunter.io/ios/app/second-brain-vault/id6782200821)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Second Brain Vault (Lifetime) | $17.99 | one-time |


### Linkfisher

[App page](https://appshunter.io/ios/app/linkfisher-bookmark-catcher/id6792182841)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The Kingfisher (Monthly) | $2.99 | per month |
| The Kingfisher (Yearly) | $19.99 | per year |


## Frequently asked questions

### Is Second Brain Vault free?

Second Brain Vault is free to download, with in-app purchases available.

### Is Linkfisher free?

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

### Do Second Brain Vault or Linkfisher have ads?

Linkfisher shows ads; Second Brain Vault does not.

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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.*