# Time Master vs PDFHub

The clearest difference is device support: Time Master at 3 against PDFHub's 1. Time Master also leads on iOS requirement (9.0 vs 16.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Time Master ships an update weekly, PDFHub every 9 days. Both last shipped on October 14, 2026.

## The numbers

| Metric | Time Master | PDFHub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/time-master/id1564836046/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Free | — |
| Size | 76 MB | 14 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Taizhou Mutong Network Technology Co., Ltd.](https://appshunter.io/developer/1556965366) | [FIVE OCEANS TECH PTE. LTD.](https://appshunter.io/developer/1713666671) |

## What reviewers say

### Time Master

[App page](https://appshunter.io/ios/app/time-master/id1564836046)

Easily track important dates and events with a countdown or count-up feature. Customize your experience with lunar calendar support, multiple themes, and rich background wallpapers. Stay organized and never miss a significant day.

**Highlights:** Countdown/count-up for important days, Lunar calendar support, Multi-theme switching, Customizable background wallpapers, Fluent animation effects, Day calculation (days until/days passed)

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

**In-app purchases:** none


### PDFHub

[App page](https://appshunter.io/ios/app/pdfhub-paper-master/id6639605626)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Time Master free?

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

### Is PDFHub free?

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

### Do Time Master or PDFHub have ads?

Neither Time Master nor PDFHub shows ads.

### Which is updated more often, Time Master or PDFHub?

Time Master ships an update weekly, and PDFHub every 9 days. Most recently, Time Master was updated on October 14, 2026 and PDFHub on October 14, 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.*