Guides & Knowledge
Learn how things work, then put that knowledge to use.
Knowledge
5 articlesWhat is WebP? Benefits, uses, and image quality explained
Understand WebP compression, transparency, image quality, compatibility, and when to use it, with practical examples and tools for creating WebP images.
Read articleJPEG vs JPG: are they the same or different?
Learn why JPEG and JPG mean the same format, what actually changes image quality and file size, and when to rename, convert, resize, or compress a photo.
Read articleWhat is PNG? Transparency, quality, and practical uses
Explore PNG lossless compression, transparent backgrounds, screenshots, logos, print sizing, and the trade-offs that determine when PNG is the right choice.
Read articleWhat is HEIC, and why does iPhone use it?
Understand HEIC, HEIF, and iPhone High Efficiency photos, including storage benefits, compatibility, camera settings, and how to create a useful JPG copy.
Read articleWhat is a Wi-Fi QR code? How it works and why it helps
Learn what Wi-Fi QR codes contain, how to create and print one, their benefits and security limits, and how to test and troubleshoot guest connections.
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6 guidesConvert HEIC to JPG without uploading your photos
Turn a HEIC photo into a JPG in your browser, choose the right output settings, and check the result before sharing.
Read guidePrepare product images for the web, one step at a time
Resize a product photo, reduce its file size, and choose an output format without losing track of the latest version.
Read guideMerge PDF files in the right order
Combine PDFs on your device, check document order, and fix individual pages before sending the finished file.
Read guideWhich PDF compression should you use?
Choose between structure optimization and scanned PDF compression, with clear trade-offs for text, links, forms and image quality.
Read guideCreate a Wi-Fi QR code for guests
Make a Wi-Fi QR for a shop, meeting room or home, check the network settings, and test a printed copy before sharing.
Read guideTurn a campaign link into a QR code you can measure
Add consistent UTM tags to a campaign URL, create a printable QR, and understand where visit reporting actually happens.
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