# doflowy vs Zero by Otto

The clearest difference is in-app purchases: Zero by Otto at none against doflowy's 3. Zero by Otto also leads on update cadence (every 5 days vs every 2 weeks). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. doflowy sells 3 in-app purchases, starting at $2.99 per month. Zero by Otto asks for nothing beyond the download.

doflowy ships an update every 2 weeks, Zero by Otto every 5 days. The most recent releases landed on September 19, 2026 and June 3, 2026 respectively.

## The numbers

| Metric | doflowy | Zero by Otto |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/zero-by-otto/id6746745586/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Freemium | **Free** |
| Size | 18 MB | 13 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [FIRST LIGHT WORKS LLC](https://appshunter.io/developer/1842258076) | [Ludus-Language, Inc.](https://appshunter.io/developer/1818287014) |

## What reviewers say

### doflowy

[App page](https://appshunter.io/ios/app/doflowy/id1597569574)

Enhance your concentration and productivity with this tool designed to help you fully focus on your tasks. It offers a streamlined experience to minimize distractions and maximize your work output.

**Highlights:** Enhances concentration, Minimizes distractions, Streamlined user experience, Maximizes work output

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Premium | $2.99 | per month |
| 6 Months Premium | $13.99 | per 6 months |
| 1 Year Premium | $18.99 | per year |


### Zero by Otto

[App page](https://appshunter.io/ios/app/zero-by-otto/id6746745586)

This task management app offers a minimalist approach to productivity. Unfinished tasks automatically roll over to the next day, ensuring nothing gets lost. Organize tasks into projects, create reusable lists, and collaborate with others.

**Highlights:** Automatic task rollover, Today view, Drag and drop rescheduling, Project organization, Shared projects for collaboration, Reusable checklists, Desktop widget

**In-app purchases:** none


## Frequently asked questions

### Is doflowy free?

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

### Is Zero by Otto free?

Zero by Otto is free to download, with no in-app purchases.

### Do doflowy or Zero by Otto have ads?

Neither doflowy nor Zero by Otto shows ads.

### Which is updated more often, doflowy or Zero by Otto?

doflowy ships an update every 2 weeks, and Zero by Otto every 5 days. Most recently, doflowy was updated on September 19, 2026 and Zero by Otto on June 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.*