# Zlock vs Nook

The clearest difference is update cadence: Zlock at monthly against Nook's every 14 months. Nook's advantage is iOS requirement (13.0 vs 15.0). 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.

Zlock ships an update monthly, Nook every 14 months. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Zlock | Nook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 14 months |
| Size | 59 MB | 50 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Advisory Apps](https://appshunter.io/developer/1159562085) | [HAVONA MANAGEMENT SDN BHD](https://appshunter.io/developer/1891548192) |

## What reviewers say

### Zlock

[App page](https://appshunter.io/ios/app/zlock/id1549359995)

**Features:** macOS Compatibility

**In-app purchases:** none


### Nook

[App page](https://appshunter.io/ios/app/nook-u/id6741563330)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zlock free?

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

### Is Nook free?

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

### Do Zlock or Nook have ads?

Neither Zlock nor Nook shows ads.

### Which is updated more often, Zlock or Nook?

Zlock ships an update monthly, and Nook every 14 months. Most recently, Zlock was updated on October 16, 2026 and Nook on October 14, 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.*