# Principal Task vs DunCrux

The clearest difference is update cadence: DunCrux at daily against Principal Task's every 3 months. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Principal Task sells 2 in-app purchases, starting at $3.99 per month and DunCrux sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Principal Task against 5.0 for DunCrux. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Principal Task ships an update every 3 months, DunCrux daily. The most recent releases landed on October 1, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Principal Task | DunCrux |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/principal-task/id1545072734/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/duncrux-smart-task-manager/id6807804635/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Daily** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 32 MB | 61 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Zechariah Schwenk](https://appshunter.io/developer/1545072736) | [Michael Jones](https://appshunter.io/developer/1021153318) |

## What reviewers say

### Principal Task

[App page](https://appshunter.io/ios/app/principal-task/id1545072734)

This app helps you manage tasks by tracking your completion rate against new tasks created. It offers a unique 'Task Velocity' score to show if you're keeping up with your workload. Organize with folders, contexts, and priorities, with advanced features available through a premium subscription.

**Highlights:** Task Velocity score, GTD-native structure, Due dates and repeating tasks, Markdown support, Kanban boards, Private templates

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.99 | per month |
| Annual Subscription | $29.99 | per year |


### DunCrux

[App page](https://appshunter.io/ios/app/duncrux-smart-task-manager/id6807804635)

This task manager automatically prioritizes your to-do list using keywords and their assigned importance levels. It helps you focus on what matters most by adapting priorities over time and offering insights into your workload. Core features work offline, with optional cloud sync for cross-device access.

**Highlights:** Auto-prioritized task list, Keyword-based organization, Adaptive priority adjustments, Nested subtasks, Workload insights and analytics, Offline functionality, Optional cloud sync

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro + Sync Monthly | $3.99 | per month |
| Pro + Sync Yearly. | $29.99 | per year |
| DunCrux Lifetime Pro | $24.99 | one-time |


## Frequently asked questions

### Is Principal Task free?

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

### Is DunCrux free?

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

### Which has better reviews, Principal Task or DunCrux?

Principal Task and DunCrux are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Principal Task or DunCrux have ads?

Neither Principal Task nor DunCrux shows ads.

### Which is updated more often, Principal Task or DunCrux?

Principal Task ships an update every 3 months, and DunCrux daily. Most recently, Principal Task was updated on October 1, 2026 and DunCrux on October 16, 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.*