# Client Checkin vs OneTap Check

The clearest difference is in-app purchases: Client Checkin at none against OneTap Check's 19. Client Checkin also leads on iOS requirement (9.0 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OneTap Check sells 19 in-app purchases, starting at $6.99 per month. Client Checkin asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. Both last shipped on October 26, 2026.

## The numbers

| Metric | Client Checkin | OneTap Check |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (91 ratings)](https://appshunter.io/ios/app/onetap-check-in/id1280873534/reviews)** |
| Number of ratings | — | **91** |
| Positive reviews | — | 78.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 6 MB | 100 MB |
| Requires iOS | **9.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Therasoft, Inc](https://appshunter.io/developer/400426117) | [One Tap, Inc.](https://appshunter.io/developer/1088637794) |

## What reviewers say

### Client Checkin

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

**Features:** macOS Compatibility

**In-app purchases:** none


### OneTap Check

[App page](https://appshunter.io/ios/app/onetap-check-in/id1280873534)

Streamline attendance tracking with a fast, digital check-in system. This app offers QR code passes, SMS check-ins, and real-time attendance monitoring for various organizations. Manage visitor information and generate reports easily.

**Highlights:** QR code check-in, SMS check-in, Attendance tracking, Visitor sign-in, Membership management, Real-time reporting, Profile database

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

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Discounted | $6.99 | per month |
| Lite | $9.99 | per month |
| OneTap Basic Monthly | $9.99 | per month |
| Basic | $9.99 | per month |
| Standard Discounted | $17.49 | per month |
| Basic | $19.99 | per month |
| OneTap Lite Monthly | $19.99 | per month |
| OneTap Lite Monthly | $19.99 | per month |
| OneTap Basic Monthly | $19.99 | per month |
| OneTap Standard Monthly | $24.99 | per month |
| Standard | $24.99 | per month |
| OneTap Plus Monthly | $29.99 | per month |
| OneTap Plus Monthly | $29.99 | per month |
| Premium | $39.99 | per month |
| OneTap Standard Monthly | $39.99 | per month |
| OneTap Pro Monthly | $49.99 | per month |
| Pro | $49.99 | per month |
| OneTap Pro Monthly | $59.99 | per month |
| OneTap Basic Annual | $119.99 | per year |

**What reviewers like**

- 👍 User-friendly interface
- 🚀 Efficient check-in/out
- ⭐ Excellent customer support
- 💡 QR code functionality
- 📍 Location-based check-in

**What reviewers complain about**

- 🐛 Buggy updates
- ❌ Cannot adjust past times
- ⚠️ Login/signup errors
- 📉 Limited profile storage
- 🐞 App crashes frequently

**Reported bugs**

- New version prevents adjusting past times
- Login/signup errors
- App crashes frequently
- QR scanner issues
- Kiosk mode adds unauthorized attendees

**Requested features**

- Allow adjustment of past times
- Parent notifications/SMS service
- Android compatibility
- Add photos to recurring events
- Post to social media


## Frequently asked questions

### Is Client Checkin free?

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

### Is OneTap Check free?

OneTap Check is free to download, with in-app purchases available.

### Do Client Checkin or OneTap Check have ads?

Neither Client Checkin nor OneTap Check shows ads.

### Which is updated more often, Client Checkin or OneTap Check?

Client Checkin ships an update every 2 weeks, and OneTap Check every 2 weeks. Most recently, Client Checkin was updated on October 26, 2026 and OneTap Check on October 26, 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.*