# Flow vs This One Thing

The clearest difference is price: Flow at Free against This One Thing's $4.99. Flow also leads on device support (5 vs 2). This One Thing's advantage is in-app purchases (none vs 3). On update cadence, ads and iOS requirement there is nothing between them.

Flow is free to download; This One Thing costs $4.99 up front. Flow sells 3 in-app purchases, starting at $2.99 per month. This One Thing asks for nothing beyond the download.

Flow ships an update every 4 weeks, This One Thing every 6 weeks. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Flow | This One Thing |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.8 (1.8K ratings)](https://appshunter.io/ios/app/flow-focus-and-pomodoro-timer/id1423210932/reviews)** | — |
| Number of ratings | **1.8K** | — |
| Positive reviews | 86.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 6 weeks |
| Monetization | Freemium | — |
| Size | 86 MB | 1 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | **iPhone, iPad, Mac, Apple Watch, Vision Pro** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yugen GmbH](https://appshunter.io/developer/1362171211) | [Nikola Knezevic](https://appshunter.io/developer/1774051159) |

## What reviewers say

### Flow

[App page](https://appshunter.io/ios/app/flow-focus-and-pomodoro-timer/id1423210932)

Enhance concentration and productivity with a scientifically proven method that divides work into timed intervals with breaks. Block distractions, track progress, and sync with calendars for a more focused workflow.

**Highlights:** Pomodoro timer with work/break intervals, App and web blocking, Statistics tracking, Calendar and Health sync, Customizable durations, Inspirational quotes, Metronome

**Features:** Family Sharing, Apple Watch app, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $2.99 | per month |
| Yearly Plan | $17.99 | per year |
| Lifetime Pro Access | $39.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Minimalist and uncluttered design
- 💡 Customizable work and break durations
- 🔒 No ads or unnecessary features
- 🤖 Responsive and helpful developers

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 🔇 Notification sound could be louder
- 📊 Lack of detailed statistics and analytics
- 🔀 Inability to pause or resume a flow session
- 🖥️ Inability to minimize the timer window

**Reported bugs**

- Live activity feature not working consistently
- Timer not recording sessions accurately
- App blocking functionality not working as expected
- Crashes and freezes on certain macOS versions

**Requested features**

- Allow custom work and break durations
- Add option to pause and resume flow sessions
- Implement real-time sync across devices
- Provide more detailed productivity tracking and reporting
- Include an Apple Watch app with complication support


### This One Thing

[App page](https://appshunter.io/ios/app/this-one-thing-single-task/id6753627958)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Flow free?

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

### Is This One Thing free?

This One Thing costs $4.99, with no in-app purchases.

### Do Flow or This One Thing have ads?

Neither Flow nor This One Thing shows ads.

### Which is updated more often, Flow or This One Thing?

Flow ships an update every 4 weeks, and This One Thing every 6 weeks. Most recently, Flow was updated on November 6, 2026 and This One Thing on October 30, 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.*