# checkin vs 钟爱一生

checkin and 钟爱一生 are too close to call on the numbers: across 4 compared parameters — ads, in-app purchases, device support and iOS requirement among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

## The numbers

| Metric | checkin | 钟爱一生 |
| --- | --- | --- |
| Price | — | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 31 MB | 19 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thanh Bui Thi Truc](https://appshunter.io/developer/6773255707) | [CFCW OPCO, LLC](https://appshunter.io/developer/6776968405) |

## What reviewers say

### checkin

[App page](https://appshunter.io/ios/app/checkin-app/id6773255705)

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

**In-app purchases:** none


### 钟爱一生

[App page](https://appshunter.io/ios/app/id6780824445)

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

**In-app purchases:** none


## Frequently asked questions

### Is checkin free?

Pricing for checkin is not currently listed on the App Store.

### Is 钟爱一生 free?

钟爱一生 is free to download, with no in-app purchases.

### Do checkin or 钟爱一生 have ads?

Neither checkin nor 钟爱一生 shows ads.

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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.*