# AI卡路里 vs Countdown Widget

The clearest difference is in-app purchases: AI卡路里 at none against Countdown Widget's 3. Countdown Widget's advantage is update cadence (every 4 days vs every 12 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Countdown Widget sells 3 in-app purchases, starting at $1.99 per month. AI卡路里 asks for nothing beyond the download.

AI卡路里 ships an update every 12 months, Countdown Widget every 4 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | AI卡路里 | Countdown Widget |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/countdown-widget-daytrove/id6800391807/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 6 MB | 35 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [伟 付](https://appshunter.io/developer/1804140914) | [锋 邹](https://appshunter.io/developer/1863829052) |

## What reviewers say

### AI卡路里

[App page](https://appshunter.io/ios/app/ai/id6748717022)

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

**In-app purchases:** none


### Countdown Widget

[App page](https://appshunter.io/ios/app/countdown-widget-daytrove/id6800391807)

Track important dates and countdowns with customizable themes and widgets. Get timely reminders for birthdays, anniversaries, and other significant events. Organize your days into personalized books and utilize lunar calendar support.

**Highlights:** Countdown and anniversary tracking, Customizable themes and palettes, Home and Lock Screen widgets, Lunar calendar support, Regional holiday rules, Day books for organization, Privacy-focused local data storage

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Daytrove Pro Monthly | $1.99 | per month |
| Daytrove Pro Annual | $9.99 | per year |
| Daytrove Pro Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is AI卡路里 free?

AI卡路里 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 AI卡路里 or Countdown Widget have ads?

Neither AI卡路里 nor Countdown Widget shows ads.

### Which is updated more often, AI卡路里 or Countdown Widget?

AI卡路里 ships an update every 12 months, and Countdown Widget every 4 days. Most recently, AI卡路里 was updated on October 28, 2026 and Countdown Widget on October 29, 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.*