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SnapPress Connect generates a QR code that lets you register your WordPress site in the <a href="https://snappress.app" rel="nofollow ugc">SnapPress</a> iOS app with a single scan.
Features:
<ul>
<li>One-tap setup – Automatically creates a WordPress Application Password and generates a QR code</li>
<li>Manual mode – Use an existing Application Password to generate a QR code</li>
<li>Secure – Credential data is only shown on-screen temporarily and can be cleared instantly</li>
<li>No external services – QR codes are generated entirely in the browser</li>
</ul>
How it works:
<ol>
<li>Install and activate the plugin</li>
<li>Go to Tools → SnapPress Connect</li>
<li>Click “Generate QR Code with One Tap”</li>
<li>Scan the QR code with the SnapPress app</li>
<li>Done! You can now upload photos from your iPhone to WordPress</li>
</ol>
Requirements:
<ul>
<li>WordPress 5.6 or later (Application Passwords support)</li>
<li>PHP 7.4 or later</li>
<li>HTTPS enabled on your site (required for Application Passwords)</li>
<li><a href="https://apps.apple.com/app/snappress/id6759512374" rel="nofollow ugc">SnapPress app</a> on your iPhone</li>
</ul>

SnapPress Connect

Generate a QR code to connect the SnapPress iOS app to your WordPress site instantly.

dphiffer

GoodBarber

GoodBarber plugin is a fork of JSON API created by dphiffer. 
GoodBarber plugin creates a communication interface between your WordPress and your GoodBarber account. 
It is used to retrieve content from your WordPress so that you can sync it with your native app created with GoodBarber.

GoodBarber plugin allows you to retrieve WordPress content in order to create a native app for iOS and/or Android

SnapPress Connect vs GoodBarber