# Oneul vs Doblin

The clearest difference is in-app purchases: Doblin at none against Oneul's 1. Doblin also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Oneul sells 1 one-off in-app purchase. Doblin asks for nothing beyond the download.

Oneul ships an update every 4 days, Doblin every 6 days. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Oneul | Doblin |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 6 days |
| Monetization | Free with in-app purchases | — |
| Size | 75 MB | 10 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [songsoon lee](https://appshunter.io/developer/6793527059) | [KWANG ROK KIM](https://appshunter.io/developer/6792751927) |

## What reviewers say

### Oneul

[App page](https://appshunter.io/ios/app/oneul/id6793527057)

This app focuses solely on your tasks for today, presenting them clearly without overwhelming you. It helps manage daily to-dos, anniversaries, and D-Days with customizable themes and iCloud synchronization.

**Highlights:** Today-centric task view, Home screen widgets, Anniversary management (solar/lunar), D-Day countdowns, Streak tracking for completed tasks, Customizable themes and emojis, iCloud synchronization

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Oneul 프리미엄 | $0.99 | one-time |


### Doblin

[App page](https://appshunter.io/ios/app/doblin-one-task-to-do-list/id6793759598)

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

**In-app purchases:** none


## Frequently asked questions

### Is Oneul free?

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

### Is Doblin free?

Doblin is free to download, with no in-app purchases.

### Do Oneul or Doblin have ads?

Oneul shows ads; Doblin does not.

### Which is updated more often, Oneul or Doblin?

Oneul ships an update every 4 days, and Doblin every 6 days. Most recently, Oneul was updated on November 6, 2026 and Doblin on October 31, 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.*