QR Authenticator vs Gther
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
QR Authenticator
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QR Auth is a system which helps anyone with a smartphone to ensure that items within the home or business are checked within agreed times set by the user. Users register on the website, app.qr-auth.com and create as many QR codes for items that need to be monitored. The first time a user scans a QR code created by the system using the app, the devices unique ID is captured. Unregistered devices are provided options specific to them. The user scans a QR code which is fed back to a monitoring system in real-time allowing the user or management to check that the codes have been scanned during the period(s) required. A QR code can be configured via the website to display options when it is scanned further enhancing what the user is able to do.
Gther
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The official app for gtherβs events. Use the gther App to enhance your experience by having all the of the information you need at your fingertips. The App is designed to help you connect with other attendees at the event, get helpful information and keep track of whatβs going on: Check out a detailed agenda of whatβs going on throughout the event Get notified when sessions or content goes live, and read announcements from the team Share comments and photos on the social feed Have individual conversations on the private chat Find key information out about the event View your place on the activity leaderboard
Screenshots
Verdict
The clearest difference is update cadence: QR Authenticator at every 10 days against Gther's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
QR Authenticator ships an update every 10 days, Gther every 3 months. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.
| Parameter | QR Authenticator | Gther |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 days β better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod β better | iPhone, iPod |
| Requires iOS | 15.1 β better | 15.5 |
| Further details β not scored | ||
| Size | 31 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Custom Cumputer Services Wales | gther |
In-app purchases
QR Authenticator
No in-app purchases
Gther
No in-app purchases
Questions
Is QR Authenticator free?
Is Gther free?
Do QR Authenticator or Gther have ads?
Which is updated more often, QR Authenticator or Gther?
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