# Stacks vs NostrKey Web Extension

The clearest difference is update cadence: Stacks at daily against NostrKey Web Extension's monthly. On price, ads, in-app purchases and device support there is nothing between them.

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

Stacks ships an update daily, NostrKey Web Extension monthly. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Stacks | NostrKey Web Extension |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Monthly |
| Size | 8 MB | 15 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Mac |
| Age rating | 17+ | 4+ |
| Developer | [Elliot Williams](https://appshunter.io/developer/991432050) | [Humanjava Enterprises](https://appshunter.io/developer/922926155) |

## What reviewers say

### Stacks

[App page](https://appshunter.io/ios/app/stacks-browser/id6748051865)

**Features:** macOS Compatibility

**In-app purchases:** none


### NostrKey Web Extension

[App page](https://appshunter.io/ios/app/nostrkey-web-extension/id6759624317)

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Stacks free?

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

### Is NostrKey Web Extension free?

NostrKey Web Extension is free to download, with no in-app purchases.

### Do Stacks or NostrKey Web Extension have ads?

Neither Stacks nor NostrKey Web Extension shows ads.

### Which is updated more often, Stacks or NostrKey Web Extension?

Stacks ships an update daily, and NostrKey Web Extension monthly. Most recently, Stacks was updated on October 28, 2026 and NostrKey Web Extension on October 31, 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.*