Reading Time: 2 minutesWhen you’re starting with SwiftUI, one of the first loops you’ll use is ForEach. It’s handy … Understanding ForEach in SwiftUI: Why You Need an idRead more
Author: Mumthasir Muhammed
I'm a passionate iOS Developer with over 8 years of experience building high-quality iOS apps using Objective-C, Swift, and SwiftUI. I created iostutor.com to share practical tips, tutorials, and insights for developers of all levels.
When I’m not coding, I enjoy exploring new technologies and writing content — from technical guides to stories and poems — with the hope that it might help or inspire someone, somewhere.
Captive IT Firms: A Complete Guide to Global Capability Centers (GCCs)
Reading Time: 3 minutesThe global IT industry is changing fast. Companies are no longer relying only on outsourcing partners; … Captive IT Firms: A Complete Guide to Global Capability Centers (GCCs)Read more
10 Essential Lessons for Building Your First iOS SDK
Reading Time: 3 minutesBuilding an iOS SDK is not just about writing code — it’s about creating a developer … 10 Essential Lessons for Building Your First iOS SDKRead more
SSL Pinning Explained for Mobile Developers
Reading Time: 2 minuteslet’s make network communication + SSL public key pinning understandable for a mobile developer in a … SSL Pinning Explained for Mobile DevelopersRead more
Core Data vs Realm vs SQLite in iOS: Performance & Use Cases
Reading Time: 3 minutesIntroduction When building iOS apps, storing and managing data locally is a common requirement. Developers have … Core Data vs Realm vs SQLite in iOS: Performance & Use CasesRead more
Hashable Protocol in iOS – Understand the basic concept
Reading Time: 2 minutesThe Hashable protocol in Swift enables a type to be converted into a unique integer value, … Hashable Protocol in iOS – Understand the basic conceptRead more
Service vs Product vs Captive Company: Which One to choose?
Reading Time: 4 minutesOnce we spend a few years in the IT industry as software engineers, our priorities start … Service vs Product vs Captive Company: Which One to choose?Read more
Swift iOS Interview Questions 2025 – Topic wise
Reading Time: 3 minutesA well-organized set of iOS interview questions curated from real interview experiences and industry practices — … Swift iOS Interview Questions 2025 – Topic wiseRead more
Who Can Become an iOS Developer?
Reading Time: 3 minutesHave you ever caught yourself wondering, “Can I really become an iOS developer?”Do you feel like … Who Can Become an iOS Developer?Read more
Project Manager Round in IT Interviews: Questions for Tech Leads & Senior Developers (2025)
Reading Time: 2 minutesFor a Senior developer, Tech Lead or Team Lead role there would be a Project Manager … Project Manager Round in IT Interviews: Questions for Tech Leads & Senior Developers (2025)Read more