# Matrix Manager vs David's Dual Time Keeper

The clearest difference is in-app purchases: David's Dual Time Keeper at none against Matrix Manager's 3. David's Dual Time Keeper also leads on iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Matrix Manager sells 3 in-app purchases, starting at $2.99 per month. David's Dual Time Keeper asks for nothing beyond the download.

## The numbers

| Metric | Matrix Manager | David's Dual Time Keeper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/matrix-manager-task-manager/id6739463021/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 days | — |
| Monetization | Freemium | — |
| Size | 48 MB | 1 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Simon Grimm](https://appshunter.io/developer/951019328) | [YARON AMIR BENJAMIN DR. GOLDSTEIN](https://appshunter.io/developer/1850455880) |

## What reviewers say

### Matrix Manager

[App page](https://appshunter.io/ios/app/matrix-manager-task-manager/id6739463021)

Organize your life and tasks using the Eisenhower Matrix system. Effortlessly prioritize your to-do list by sorting tasks into four quadrants: urgent/important, important/not urgent, urgent/not important, and not urgent/not important. Achieve stress-free productivity and focus on what truly matters.

**Highlights:** Eisenhower Matrix prioritization, Task sorting into four quadrants, Combined to-do list and task manager, Intuitive and clean interface, Stress-free productivity tool

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Matrix Manager PRO (1 Month) | $2.99 | per month |
| Matrix Manager PRO (1 Year) | $14.99 | per year |
| PRO Lifetime | $19.99 | one-time |


### David's Dual Time Keeper

[App page](https://appshunter.io/ios/app/davids-dual-time-keeper/id6757792838)

**In-app purchases:** none


## Frequently asked questions

### Is Matrix Manager free?

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

### Is David's Dual Time Keeper free?

David's Dual Time Keeper is free to download, with no in-app purchases.

### Do Matrix Manager or David's Dual Time Keeper have ads?

Neither Matrix Manager nor David's Dual Time Keeper shows ads.

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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.*