# 即日（AI）日程 vs DoBuff

The clearest difference is in-app purchases: 即日（AI）日程 at none against DoBuff's 3. DoBuff's advantage is update cadence (weekly vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. DoBuff sells 3 in-app purchases, starting at $0.99 per month. 即日（AI）日程 asks for nothing beyond the download.

即日（AI）日程 ships an update fortnightly, DoBuff weekly. The most recent releases landed on September 8, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | 即日（AI）日程 | DoBuff |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (39 ratings)](https://appshunter.io/ios/app/dobuff-time-management/id6740776035/reviews)** |
| Number of ratings | — | **39** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 64 MB | 20 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Huaxia Xufu (Beijing) Technology Co., Ltd](https://appshunter.io/developer/1669199483) | [宇 李](https://appshunter.io/developer/1552609869) |

## What reviewers say

### 即日（AI）日程

[App page](https://appshunter.io/ios/app/ai/id6739616460)

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

**In-app purchases:** none


### DoBuff

[App page](https://appshunter.io/ios/app/dobuff-time-management/id6740776035)

Enhance your reminders and calendar with powerful tools for time management, progress tracking, and goal setting. Visualize your tasks on a timeline, create unique weekly and yearly plans, and utilize focus timers with progress bars. Gain insights with trend statistics and countdowns.

**Highlights:** Timeline view for tasks, Weekly, monthly, and yearly planning, Focus timer with progress bar, Trend statistics and heatmaps, Countdown timers, Calendar integration, Widgets

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $0.99 | per month |
| 年会员 | $2.99 | per year |
| 永久会员 | $6.99 | one-time |


## Frequently asked questions

### Is 即日（AI）日程 free?

即日（AI）日程 is free to download, with no in-app purchases.

### Is DoBuff free?

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

### Do 即日（AI）日程 or DoBuff have ads?

Neither 即日（AI）日程 nor DoBuff shows ads.

### Which is updated more often, 即日（AI）日程 or DoBuff?

即日（AI）日程 ships an update fortnightly, and DoBuff weekly. Most recently, 即日（AI）日程 was updated on September 8, 2026 and DoBuff on September 5, 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.*