# DDLTodo vs CHAO Tech

The clearest difference is price: CHAO Tech at Free against DDLTodo's $2.99. DDLTodo's advantage is update cadence (every 3 days vs every 9 days). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

CHAO Tech is free to download; DDLTodo costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DDLTodo ships an update every 3 days, CHAO Tech every 9 days. The most recent releases landed on October 19, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | DDLTodo | CHAO Tech |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 9 days |
| Monetization | Paid | — |
| Size | 2 MB | 131 MB |
| Requires iOS | **15** | 16 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dongguan Tuesday Technology Co., Ltd.](https://appshunter.io/developer/1681685673) | [超驰 戚](https://appshunter.io/developer/1858062195) |

## What reviewers say

### DDLTodo

[App page](https://appshunter.io/ios/app/ddltodo-deadline-tasks/id6504826091)

Organize your tasks by deadline with a straightforward to-do list. Separate urgent items from free ideas or future tasks without complex tagging or folders. Plan your next steps, view due dates, and sync seamlessly with iCloud.

**Highlights:** Deadline-based task organization, Separate urgent and someday tasks, No complex tags or folders, Clear view of due dates, Free reordering of tasks, iCloud synchronization

**Features:** macOS Compatibility

**In-app purchases:** none


### CHAO Tech

[App page](https://appshunter.io/ios/app/chao-tech/id6756102551)

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

**In-app purchases:** none


## Frequently asked questions

### Is DDLTodo free?

DDLTodo costs $2.99, with no in-app purchases.

### Is CHAO Tech free?

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

### Do DDLTodo or CHAO Tech have ads?

Neither DDLTodo nor CHAO Tech shows ads.

### Which is updated more often, DDLTodo or CHAO Tech?

DDLTodo ships an update every 3 days, and CHAO Tech every 9 days. Most recently, DDLTodo was updated on October 19, 2026 and CHAO Tech on October 6, 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.*