# 工程岩体分级 vs Countdown Widget

The clearest difference is in-app purchases: 工程岩体分级 at none against Countdown Widget's 4. 工程岩体分级 also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). Countdown Widget's advantage is update cadence (weekly vs every 15 months). On price and ads there is nothing between them.

Both are free to download. Countdown Widget sells 4 in-app purchases, starting at $0.99 per month. 工程岩体分级 asks for nothing beyond the download.

工程岩体分级 ships an update every 15 months, Countdown Widget weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | 工程岩体分级 | Countdown Widget |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (13 ratings)](https://appshunter.io/ios/app/countdown-widget-countful/id6504784186/reviews)** |
| Number of ratings | — | **13** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 36 MB | 30 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [靖奇 崔](https://appshunter.io/developer/1745990262) | [Khuong Pham](https://appshunter.io/developer/1593197909) |

## What reviewers say

### 工程岩体分级

[App page](https://appshunter.io/ios/app/id6502583362)

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

**In-app purchases:** none


### Countdown Widget

[App page](https://appshunter.io/ios/app/countdown-widget-countful/id6504784186)

Easily create and track countdowns for all your important events with customizable reminders and widgets. Organize events with tags and personalize them with unique designs to stay on top of your schedule.

**Highlights:** Event countdowns (days, hours, minutes), Repeat event tracking, Home screen widgets, Customizable event cards, Customizable reminders, Tag filtering for organization

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Yearly | $5.99 | per year |
| Discount lifetime access | $3.99 | one-time |
| Lifetime access | $9.99 | one-time |


## Frequently asked questions

### Is 工程岩体分级 free?

工程岩体分级 is free to download, with no in-app purchases.

### Is Countdown Widget free?

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

### Do 工程岩体分级 or Countdown Widget have ads?

Neither 工程岩体分级 nor Countdown Widget shows ads.

### Which is updated more often, 工程岩体分级 or Countdown Widget?

工程岩体分级 ships an update every 15 months, and Countdown Widget weekly. Most recently, 工程岩体分级 was updated on October 24, 2026 and Countdown Widget on October 24, 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.*