# Check In Guest Book App vs Client Checkin

The clearest difference is in-app purchases: Client Checkin at none against Check In Guest Book App's 3. Client Checkin also leads on update cadence (every 2 weeks vs every 3 months) and iOS requirement (9.0 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. Check In Guest Book App sells 3 in-app purchases, starting at $19.99 per month. Client Checkin asks for nothing beyond the download.

Check In Guest Book App ships an update every 3 months, Client Checkin every 2 weeks. Both last shipped on November 11, 2026.

## The numbers

| Metric | Check In Guest Book App | Client Checkin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 38 MB | 6 MB |
| Requires iOS | 14.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Snappii Corporation](https://appshunter.io/developer/587096976) | [Therasoft, Inc](https://appshunter.io/developer/400426117) |

## What reviewers say

### Check In Guest Book App

[App page](https://appshunter.io/ios/app/check-in-guest-book-app/id1101648600)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $19.99 | per month |
| Annual Subscription | $199.99 | per year |
| Ad Removal | $0.99 | one-time |


### Client Checkin

[App page](https://appshunter.io/ios/app/client-checkin/id1165647012)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Check In Guest Book App free?

Check In Guest Book App is free to download, with in-app purchases available.

### Is Client Checkin free?

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

### Do Check In Guest Book App or Client Checkin have ads?

Neither Check In Guest Book App nor Client Checkin shows ads.

### Which is updated more often, Check In Guest Book App or Client Checkin?

Check In Guest Book App ships an update every 3 months, and Client Checkin every 2 weeks. Most recently, Check In Guest Book App was updated on November 11, 2026 and Client Checkin on November 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*