# 未完成的诗 vs Date Calculator

The clearest difference is update cadence: 未完成的诗 at every 5 days against Date Calculator's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

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

未完成的诗 ships an update every 5 days, Date Calculator every 3 months. The most recent releases landed on November 10, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 未完成的诗 | Date Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 months |
| Size | 436 MB | 5 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [嘉奇 龙](https://appshunter.io/developer/1787171315) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### 未完成的诗

[App page](https://appshunter.io/ios/app/id6742563807)

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

**In-app purchases:** none


### Date Calculator

[App page](https://appshunter.io/ios/app/date-calculator-days-between/id6772265897)

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

**In-app purchases:** none


## Frequently asked questions

### Is 未完成的诗 free?

未完成的诗 is free to download, with no in-app purchases.

### Is Date Calculator free?

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

### Do 未完成的诗 or Date Calculator have ads?

Neither 未完成的诗 nor Date Calculator shows ads.

### Which is updated more often, 未完成的诗 or Date Calculator?

未完成的诗 ships an update every 5 days, and Date Calculator every 3 months. Most recently, 未完成的诗 was updated on November 10, 2026 and Date Calculator on November 5, 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.*