# ThinkFlow AI Task Planner vs DutyLock

The clearest difference is update cadence: DutyLock at fortnightly against ThinkFlow AI Task Planner's every 5 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ThinkFlow AI Task Planner sells 4 in-app purchases, starting at $5.99 per month and DutyLock sells 5 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ThinkFlow AI Task Planner ships an update every 5 weeks, DutyLock fortnightly. The most recent releases landed on September 21, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | ThinkFlow AI Task Planner | DutyLock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/thinkflow-ai-task-planner/id6757963202/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Free | — |
| Size | 10 MB | 28 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Drue Rozier](https://appshunter.io/developer/1869959396) | [FAT FIRE APPS](https://appshunter.io/developer/1654496945) |

## What reviewers say

### ThinkFlow AI Task Planner

[App page](https://appshunter.io/ios/app/thinkflow-ai-task-planner/id6757963202)

This AI-powered app helps organize thoughts, capture ideas, and create clarity from mental clutter. It provides a focused space for note-taking, brainstorming, project planning, and problem-solving, enhancing reasoning and decision-making.

**Highlights:** Capture ideas instantly, Structured note-taking, Organize thoughts into flows, AI text rewriting and summarization, Turn ideas into actionable plans, Improve focus and productivity, Project planning and goal setting

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ThinkFlow Basic | $5.99 | per month |
| ThinkFlow Pro | $9.99 | per month |
| ThinkFlow Basic Annual | $49.99 | per year |
| ThinkFlow Pro Annual | $79.99 | per year |


### DutyLock

[App page](https://appshunter.io/ios/app/dutylock-screen-time-control/id6773041463)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DutyLock Pro Weekly | $2.99 | per 7 days |
| DutyLock Pro Monthly | $4.99 | per month |
| DutyLock Pro Annual | $49.99 | per year |
| DutyLock Pro Annual 50% First Year | $49.99 | per year |
| DutyLock Pro Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is ThinkFlow AI Task Planner free?

ThinkFlow AI Task Planner is free to download, with in-app purchases available.

### Is DutyLock free?

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

### Do ThinkFlow AI Task Planner or DutyLock have ads?

Neither ThinkFlow AI Task Planner nor DutyLock shows ads.

### Which is updated more often, ThinkFlow AI Task Planner or DutyLock?

ThinkFlow AI Task Planner ships an update every 5 weeks, and DutyLock fortnightly. Most recently, ThinkFlow AI Task Planner was updated on September 21, 2026 and DutyLock on October 1, 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.*