# Doubleknot Event Checkin vs Bitlog Online

The clearest difference is iOS requirement: Bitlog Online at 12.0 against Doubleknot Event Checkin's 16.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Doubleknot Event Checkin ships an update every 8 months, Bitlog Online every 7 months. The most recent releases landed on October 23, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Doubleknot Event Checkin | Bitlog Online |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/doubleknot-event-checkin/id486487840/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 7 months** |
| Monetization | Free | — |
| Size | 25 MB | 22 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Doubleknot, Inc.](https://appshunter.io/developer/486487843) | [Bitlog AB](https://appshunter.io/developer/1148028918) |

## What reviewers say

### Doubleknot Event Checkin

[App page](https://appshunter.io/ios/app/doubleknot-event-checkin/id486487840)

Streamline event entry by scanning QR codes on digital or printed tickets. This tool validates attendees and records attendance for events configured in the system, allowing for personalized greetings. It works with an iOS device's camera or a compatible Bluetooth scanner.

**Highlights:** Scan QR code tickets, Validate tickets and membership cards, Record attendance, Use device camera or Bluetooth scanner, Works with Apple Wallet tickets, Display ticketholder information

**Features:** macOS Compatibility

**In-app purchases:** none


### Bitlog Online

[App page](https://appshunter.io/ios/app/bitlog-online/id1148028919)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Doubleknot Event Checkin free?

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

### Is Bitlog Online free?

Bitlog Online is free to download, with no in-app purchases.

### Do Doubleknot Event Checkin or Bitlog Online have ads?

Neither Doubleknot Event Checkin nor Bitlog Online shows ads.

### Which is updated more often, Doubleknot Event Checkin or Bitlog Online?

Doubleknot Event Checkin ships an update every 8 months, and Bitlog Online every 7 months. Most recently, Doubleknot Event Checkin was updated on October 23, 2026 and Bitlog Online 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.*