#Apps

Android has no built-in PDF merge. Compare the free browser tools, an offline Android app, Acrobat's paid Combine Files, and a no-upload Termux route.

Remove Windows 11 apps the right way, from Settings, the Start menu, or Control Panel, plus how to handle stubborn programs and clear the leftover files.

Android apps crash from bad cache, low storage, or old versions. Here is the fix order, simplest first: force stop, clear cache, update, Safe Mode, reinstall.

When an app won't open on Windows 11, work in order: restart, update, run as administrator, repair or reset the app, run a clean boot, then reinstall.

Nine open-source Android apps worth a look, from Orbot and Signal for privacy to Kiwix for offline Wikipedia, VLC, Prey device tracking and Amaze file manager.

Free iPhone apps for streaming, internet radio and identifying a song you hear, with what each one does without paying and where a subscription starts.

Seven free Windows 10 apps for photo editing, painting, remote access, messaging and passwords, with a note on which ones also sell a paid tier.

Seven video calling apps for Android and iPhone side by side, from Google Meet and Microsoft Teams to WhatsApp, Viber, IMO, Messenger and JusTalk, and what each does best.

Free Android apps by category: LightX for photo editing, Google News, Tubi for free streaming, Nova Launcher, Google Assistant, Google Meet, Xender and Unified Remote.