Table of Contents

1. Introduction — What is a Google Algorithm?
2. Fred Update
3. Exact Match Domain (EMD) Update
4. Big Daddy Update
5. Mobilegeddon Update
6. Freshness Algorithm
7. Conclusion

Introduction — What is a Google Algorithm?

Google doesn’t rank websites randomly. Behind every search result is a set of rules called an algorithm — a system Google uses to decide which pages deserve to show up first.

Over the years, Google has rolled out many updates to improve how it works. Some updates rewarded great content. Others penalised shortcuts and tricks. Here’s a simple breakdown of five of the most important ones.

1. Fred Update

Launched: March 2017

Fred came after websites that were built purely to make money — not to help users. These sites were loaded with ads, had little useful content, and existed only to rank high and grab clicks. Google noticed and hit them with ranking drops.

Simple Rule: If your website serves ads more than it serves people, Fred will find you. Build for your readers first, revenue second.

2. Exact Match Domain (EMD) Update

Launched: September 2012

Before this update, people registered domain names like cheapflightstodubaionline.com just to rank for a keyword — regardless of how bad the site actually was. The EMD update stopped keyword-stuffed domain names from getting a free ranking boost.

Simple Rule: A keyword in your domain name alone will not save you. Google cares about what is on the site, not just the URL. Quality content always wins.

3. Big Daddy Update

Launched: 2005 – 2006

Big Daddy was a major infrastructure overhaul — Google rebuilding its own systems to better understand how websites were structured. It improved how Google crawled, indexed, and evaluated links between sites. Websites with messy structures and spammy backlinks lost rankings.

Simple Rule: Keep your website clean and well-organised. Avoid links from low-quality or irrelevant sites. A good structure builds Google’s trust in your site.

4. Mobilegeddon Update

Launched: April 2015

By 2015, people were using their phones to search online more often than desktop computers. So Google made it official — if your website did not work well on a mobile screen, you would rank lower. The shake-up was so significant that the SEO world nicknamed it “Mobilegeddon.”

Simple Rule: Your site must look and work great on a phone. If your website is difficult to read or navigate on mobile devices, make the necessary improvements. This still matters today.

5. Freshness Algorithm

Launched: November 2011

Not every search needs a fresh result. “How to boil an egg” does not change. But for searches like “best phones 2024” or “today’s news,” people need current information. The Freshness Algorithm identifies which searches need recent content and ranks newer, regularly updated pages higher for those queries.

Simple Rule: Update your content regularly, especially blog posts and anything time-sensitive. Keep your most valuable pages updated and relevant over time.

Frequently Asked Questions (FAQ)

Q1. What is a Google algorithm update?
A Google algorithm update is a change Google makes to how it ranks websites. Some are small tweaks. Others are major shifts that can move thousands of sites up or down in search results overnight.

Q2. Will every Google update affect my website?
Not necessarily. If your site has good content, a clean structure, and genuine value for users, most updates will either help you or leave you untouched. Updates mostly go after shortcuts and tricks.

Q3. Does having keywords in my domain name still help?
No. Since the EMD Update in 2012, a keyword-heavy domain name gives you no automatic ranking advantage. Google cares about what is on your site, not what your URL says.

Q4. Is mobile optimisation still important today?
Absolutely. Since Mobilegeddon in 2015, mobile-friendliness has been a confirmed ranking factor. Google now uses the mobile version of your site first when deciding where to rank you.

Q5. How do I keep my site safe from future Google updates?
Three things: write content that genuinely helps people, keep your site fast and well-structured, and earn links from relevant and trustworthy sources. These have held true across every major update Google has ever released.

Conclusion

Google’s algorithm updates can feel overwhelming, but they all point in one direction — be genuinely useful to real people.

Create content for your readers, not for tricks. Keep your website clean, fast, and easy to navigate on mobile. Update your pages regularly. Build links that actually make sense.

Do these things consistently, and Google’s updates will work for you, not against you.

The algorithm changes. Good SEO does not.