# TimesToDos：多任務計時器 vs PDF Scanner

The clearest difference is price: PDF Scanner at Free against TimesToDos：多任務計時器's $0.99. TimesToDos：多任務計時器's advantage is ads (none vs shown). On update cadence, in-app purchases, device support and iOS requirement there is nothing between them.

PDF Scanner is free to download; TimesToDos：多任務計時器 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TimesToDos：多任務計時器 ships an update fortnightly, PDF Scanner every 4 weeks. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | TimesToDos：多任務計時器 | PDF Scanner |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.8 (6 ratings)](https://appshunter.io/ios/app/pdf-scanner-file-reader/id6771282051/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 4 weeks |
| Monetization | — | Ad-supported |
| Size | 0 MB | 115 MB |
| Requires iOS | 17.6 | **16.6** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hei Tong Chung](https://appshunter.io/developer/1787266345) | [Fuzhou Xuanlong Technology Co., Ltd.](https://appshunter.io/developer/1895713245) |

## What reviewers say

### TimesToDos：多任務計時器

[App page](https://appshunter.io/ios/app/timestodos/id6739839554)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Scanner

[App page](https://appshunter.io/ios/app/pdf-scanner-file-reader/id6771282051)

Transform your iPhone into a powerful document studio. Scan, read, edit, merge, and manage all your PDF files with this all-in-one, ultra-fast, and intuitive application. Keep your documents confidential with local processing.

**Highlights:** Intelligent document scanning, PDF reading and annotation, Drawing and easy signing, Merge and organize PDFs, Ultimate file manager, Local data privacy

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

**In-app purchases:** none


## Frequently asked questions

### Is TimesToDos：多任務計時器 free?

TimesToDos：多任務計時器 costs $0.99, with no in-app purchases.

### Is PDF Scanner free?

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

### Do TimesToDos：多任務計時器 or PDF Scanner have ads?

PDF Scanner shows ads; TimesToDos：多任務計時器 does not.

### Which is updated more often, TimesToDos：多任務計時器 or PDF Scanner?

TimesToDos：多任務計時器 ships an update fortnightly, and PDF Scanner every 4 weeks. Most recently, TimesToDos：多任務計時器 was updated on October 2, 2026 and PDF Scanner on October 1, 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.*