# OPE.AI vs 三件事

The clearest difference is price: OPE.AI at Free against 三件事's $0.99. 三件事's advantage is in-app purchases (none vs 2) and update cadence (every 3 days vs every 2 weeks). On ads, device support and iOS requirement there is nothing between them.

OPE.AI is free to download; 三件事 costs $0.99 up front. OPE.AI sells 2 one-off in-app purchases. 三件事 asks for nothing beyond the download.

OPE.AI ships an update every 2 weeks, 三件事 every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | OPE.AI | 三件事 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | — | Free |
| Size | 98 MB | 8 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [IRUKA K.K.](https://appshunter.io/developer/1774648665) | [馨洁龙 郑](https://appshunter.io/developer/1872415712) |

## What reviewers say

### OPE.AI

[App page](https://appshunter.io/ios/app/opeai/id6737112669)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OPEポイント | $0.99 | one-time |
| OPE points | $30.00 | one-time |


### 三件事

[App page](https://appshunter.io/ios/app/id6758397280)

This productivity app helps you focus by limiting your daily tasks to just three. It uses a positive timer to track your focused work, fostering a sense of accomplishment. Deep iOS integration includes Dynamic Island and widgets for seamless task management.

**Highlights:** Daily limit of 3 tasks, Positive focus timer, Dynamic Island integration, Home screen widgets, Forced prioritization

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

**In-app purchases:** none


## Frequently asked questions

### Is OPE.AI free?

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

### Is 三件事 free?

三件事 costs $0.99, with no in-app purchases.

### Do OPE.AI or 三件事 have ads?

Neither OPE.AI nor 三件事 shows ads.

### Which is updated more often, OPE.AI or 三件事?

OPE.AI ships an update every 2 weeks, and 三件事 every 3 days. Most recently, OPE.AI was updated on October 30, 2026 and 三件事 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.*