OJapp Tips
Web Tips from a Tool Developer
How to Save Images on iPhone and Android: Long-Press Is Still the Easiest Way
Long-press saving is the fastest and most reliable way to save images on iPhone and Android. This guide explains why downloads often “don’t show up,” why images fail to appear in the Photos app, and how long-press saving solves every common issue. Perfect for beginners and OJapp Splitter users.
Why Writing Blog Posts on Your Phone Is Surprisingly Great for SEO (2026 Edition)
Writing blog posts on your smartphone can actually boost your SEO performance. This article explains why mobile writing improves search intent accuracy, clarity, UX alignment, and update frequency — all essential factors for higher rankings.
OJapp Splitter Mobile Guide: How to Cleanly Split Photos on Your Phone (Square & 3:4 Only)
OJapp Splitter supports only two essential aspect ratios—Square and 3:4—making mobile photo splitting fast, simple, and high-quality. This guide explains how to use Splitter effectively on smartphones for SNS posts, wallpapers, photo organization, and more.
SameSite Cookies Explained for Beginners: A Simple Visual Guide
A beginner-friendly explanation of SameSite cookie attributes. Learn the differences between SameSite=Lax, Strict, and None, why modern browsers stopped sending cookies automatically, and how this affects web apps.
The Real Reason Cookie Consent Banners Exist: GDPR, Tracking, and Modern Web Regulations Explained
Why do websites need cookie consent banners? This intermediate-level guide explains the technical and legal background: GDPR, ePrivacy, first- vs third-party cookies, tracking technologies, ITP, SameSite, and why consent is required today.
When to Clear Your Cache — and When You Definitely Shouldn’t
Many users delete browser cache too often without knowing the risks. This guide explains when clearing cache is helpful, when it causes problems, and how developers handle Safari’s stubborn caching.
Why Do Websites Ask “Do You Accept Cookies?” So Often Now? A Beginner-Friendly Guide
Why do so many websites now ask for cookie consent? This beginner-friendly guide explains what cookies are, why consent pop-ups increased, which cookies are safe, and what you should allow or block.
Browser Cache Explained: Why Updates Don’t Show and How Strong/Weak Caches Work
A clear explanation of browser caching, strong vs weak cache, ETag, and why website changes don’t update. Learn practical solutions to avoid stale content.
Home Screen Customization in 2026: How iOS Evolved and What Users Want Now
Home Screen customization has changed dramatically between 2024–2026. Learn how Apple’s built-in features evolved, why theme packs lost demand, and why users now want freedom over presets.
How to Add Any Website to Your Home Screen on iPhone and Android
Learn the quickest way to add any website to your Home Screen on iPhone and Android. Step-by-step instructions for Safari and Chrome, plus how to use your own custom icon.
How to Build a PWA: A Beginner-Friendly Guide to manifest.json, Service Workers, and Home Screen Setup
Learn how to turn any website into a PWA. This guide explains manifest.json, Service Workers, icons, HTTPS requirements, and how to make your site installable on iPhone and Android.。
How to Change Home Screen Icons Without Using Shortcuts on iPhone
Learn how to change iPhone Home Screen icons without using the Shortcuts app. This guide explains why website icons can’t be changed normally and how OJapp lets you set any custom icon and name.
How to Create a Simple Web Page for Free — A Beginner-Friendly 10-Minute Guide
You can create a web page for free using only your computer and a browser. No coding tools required. This beginner-friendly guide shows the simplest 10-minute workflow.
How to Create Home Screen Icons for iPhone & Android (Tools Compared)
Learn how to create custom Home Screen icons for iPhone and Android. Includes recommended image sizes, Canva tutorials, photo app tips, and a comparison of the best tools including OJapp.
How to Publish a Website for Free: A Beginner’s Guide to GitHub Pages
Learn how to publish your website for free using GitHub Pages. No server, no domain, no cost—just upload your HTML file and get a public URL.