Valentin Praktik

Creates detailed guides for checking used tech and optimizing gadget performance.
Collection of 12 AI apps and ChatGPT alternatives
AI

ChatGPT Isn’t Enough in 2025: A Collection of 12 AI Apps for Every Occasion

11 September 2025 4 min
Laptop battery optimal charge level guide chart
Checklists

How to Extend Laptop Battery Life: A Complete Guide

11 August 2025 4 min
Home Wi-Fi router optimization checklist
Checklists

How to Improve Your Home Wi-Fi: 15 Real-World Tips

5 August 2025 4 min
Used phone inspection checklist for buyers
Checklists

How to Buy a Used Smartphone Without Mistakes: A Complete Checklist

4 August 2025 3 min
Used laptop buying checklist for customers
Checklists

How to Choose a Used Laptop: A Complete Buyer’s Checklist

1 August 2025 3 min