# Dualock vs List Genius

The clearest difference is price: List Genius at Free against Dualock's $1.99. List Genius also leads on update cadence (monthly vs every 4 months) and ratings volume (4 vs 1). Dualock's advantage is ads (none vs shown) and iOS requirement (12.0 vs 16.0). On rating, in-app purchases and device support there is nothing between them.

List Genius is free to download; Dualock costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Dualock against 5.0 for List Genius. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

Dualock ships an update every 4 months, List Genius monthly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Dualock | List Genius |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/dualock-secure-note/id597531505/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/list-genius/id6448893613/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Paid | **Ad-supported** |
| Size | 26 MB | 1 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Gear Zero Network Inc.](https://appshunter.io/developer/1081762357) | [Michael Gibby](https://appshunter.io/developer/1613178461) |

## What reviewers say

### Dualock

[App page](https://appshunter.io/ios/app/dualock-secure-note/id597531505)

This app securely stores your notes by splitting them into two encrypted parts, stored separately. Access requires authentication from two specified SNS accounts, ensuring your data remains private and inaccessible to others.

**Highlights:** Two-part encrypted note storage, Separate cloud storage for each part, Dual SNS account authentication, No password required, Secure and private data handling

**Features:** macOS Compatibility

**In-app purchases:** none


### List Genius

[App page](https://appshunter.io/ios/app/list-genius/id6448893613)

Easily create and manage reusable lists for various tasks, from travel plans to grocery shopping. Capture items via camera, clear text with a tap, and even get random suggestions. Available in English and Spanish.

**Highlights:** Create one-time or reusable lists, Check off completed items, Add items from camera, Clear text with a single tap, Random selection tool, Supports English and Spanish

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Dualock free?

Dualock costs $1.99, with no in-app purchases.

### Is List Genius free?

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

### Which has better reviews, Dualock or List Genius?

Dualock and List Genius are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

### Do Dualock or List Genius have ads?

List Genius shows ads; Dualock does not.

### Which is updated more often, Dualock or List Genius?

Dualock ships an update every 4 months, and List Genius monthly. Most recently, Dualock was updated on November 1, 2026 and List Genius on November 3, 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.*