Guides, tips & release notes
How-tos, product updates and practical tips for getting the most out of our free desktop apps.
How Long Would It Take to Crack Your Password? (2026 Table)
An 8-character password with symbols falls in under a day. A 12-character one lasts longer than human history. Here is the table, the maths behind it, and a simple recipe.
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Static vs dynamic QR codes: what's the difference?
QR codes do not expire. Some of the services that make them do. The difference between a static and a dynamic code decides whether yours keeps working in five years, and most free generators do not make it obvious which one you got.
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'python' is not recognized — how to fix it on Windows
The error means Windows cannot find the Python executable, not that Python is missing. Nine times out of ten it is one unticked box during install. Here is how to confirm what you have and fix it in the right order.
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JPEG vs PNG vs WebP: which image format should you use?
Saving a screenshot as JPEG makes the text blurry. Saving a photo as PNG makes the file five times bigger for no benefit. The choice comes down to one question about the image, and here is how to answer it.
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كيف تُقلص حجم الفيديو على جهازك بدون رفعه على الإنترنت
أغلب مواقع ضغط الفيديو تُلزمك برفع الملف أولاً، أي انتظار طويل، وحدّ أقصى للحجم، ونسخة من الفيديو على خادم لا تملكه. في هذا الدليل نضغط الفيديو بالكامل داخل جهازك بنظام ويندوز، مع شرح واضح لما يفعله كل إعداد من إعدادات الضغط.
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What actually makes a password strong (and what doesn't)
Length beats complexity by a wide margin, "Password1!" satisfies almost every complexity rule ever written, and changing passwords every 90 days made things worse. Here is what actually determines whether a password holds.
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MP4 vs MKV vs MOV: which video format should you use?
MP4, MKV and MOV are containers, not codecs — which is why converting between them is often near-instant and why "MKV is better quality" is a myth. Here is what each one is actually for, and how to pick without guessing.
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Why is my video file so big? The 4 settings that decide it
A one-minute phone clip can be 60 MB or 400 MB. Four settings decide which — bitrate, resolution, frame rate and codec — and most people change the wrong one first. Here is what each actually does, the order to adjust them in, and how to work out the numbers when you have a hard size limit.
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How to Run a Dry-Cleaning Shop Without Monthly Software Fees
Subscription shop software looks cheap at $39 a month and costs $2,340 over five years. Here's what the monthly model actually buys you, what it quietly takes away, and what to look for instead.
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