Utilities

Memory cleaning apps: where space disappears and how to free up space

Rodrigo Pereira-July 16, 2026

Memory cleanup: how to choose the app that frees up space on your phone.

Full virus scan on your mobile phone: how to run it and read the results.

Removing viruses from your cell phone: step-by-step guide on Android and iPhone.

Android protection: Play Protect, permissions, and antivirus.

iPhone protection: apps, accounts, and settings to review

Rodrigo Pereira-October 2, 20250

Internet with easy access: how to connect to your city's public Wi-Fi.

Rodrigo Pereira-September 17, 20250

Free internet: apps that show you the nearest public Wi-Fi.

Rodrigo Pereira-September 17, 20250

Slow phone: when cleaning apps help and what to adjust

Rodrigo Pereira-February 21, 20250

Reading and annotation apps: highlight, annotate, and review PDFs on your phone.

Rodrigo Pereira-February 21, 20250

Measurement and calculation apps: camera-activated ruler, level, compass, and equations.

Rodrigo Pereira-February 21, 20250

Apps for remote work: free meeting, chat, file and task kit.

Rodrigo Pereira-February 21, 20250

Scanner apps: scan documents and create searchable PDFs.

Rodrigo Pereira-February 21, 20250

Battery saving: how to measure consumption and adjust your cell phone

Rodrigo Pereira-February 21, 20250

Five apps for organizing tasks: compare the free plans.

Rodrigo Pereira-February 21, 20250

Organization apps: build your routine in three layers

Rodrigo Pereira-February 20, 20250

GPS without internet: how to download maps and navigate with your cell phone

Rodrigo Pereira-February 20, 20250

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