Custom WooCommerce Development, Without the Full-Time Hire.

Plugins, integrations, and performance work for stores and agencies, from a developer based in Germany.

The data speaks for itself

Official Partner

Active Installations​
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Projects Delivered
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Our WooCommerce Development Services

Custom work for stores that have outgrown the basics.

WooCommerce Plugin Development

Custom plugins for checkout flows, payment gateways, product configurators, and anything WooCommerce doesn’t do out of the box.

Performance & Speed Optimization

Faster load times and a more stable store, which helps both conversions and SEO.

Third-Party Integrations

Connect your store to payment providers, shipping carriers, CRMs, and other tools so everything works together.

Maintenance & Support

Updates, bug fixes, and small improvements, so your store stays stable after launch.

Data Migrations

Moving to WooCommerce or upgrading your store, with products, customers, and order history carried over intact.

Something Else?

Tell me what you’re trying to achieve and I’ll let you know if it’s a fit.

About me

Hi, I'm Tom Klein.

Most growing stores and agencies need custom code long before a full-time developer makes sense. That’s where I come in. Based in Germany, I’ve spent five years building WooCommerce plugins, integrations, and speed improvements, and my plugins now run on more than 5,000 stores.I’m an official WooCommerce partner, and I’m happy to take on your first custom project and work with you directly, with no middlemen. If you have something in mind, send me a few details and we’ll talk it through.

Your Project, Step by Step

A clear workflow from discovery to launch

1. Consultation

You tell me about your project and goals, and we talk through your must-haves. Afterwards I send a clear plan with tasks, milestones, and deadlines.

2. Development

I build your solution and keep you updated along the way, so you can review progress and give feedback.

3. Testing & Review

I test for bugs, performance, and compatibility, then you review and approve it before anything goes live.

4. Release & Support

After approval, I deploy it to your live store and stay available for questions and future improvements.

What makes Appalify​ different

Fewer surprises. Clear scope, honest timelines, code that holds up.

Direct Access

You work with the developer who writes your code, with no handoffs in between.

Business-First Thinking

Every feature is built around what your store actually needs to sell and run smoothly.

Built for Your First Custom Project

No dev team on your side? No problem. Everything is explained in plain language.

Long-Term Partner

After the first project, you have someone who already knows your store.

our solution AT

Appalify

At Appalify, I build custom WooCommerce functionality for stores and agencies: plugins, integrations, performance improvements, and migrations. 

The goal is a store that loads quickly, runs reliably, and does what your business needs it to do. Code is written with security and long-term maintainability in mind, which holds up as your store grows.

Whether it’s a single feature or an ongoing list of improvements, you get one person who understands your setup and handles the technical side. That leaves you free to focus on running and growing the business.

High-Conversion WooCommerce UX & Features

Performance-Driven, SEO-Optimized Development

Long-Term Support That Scales With Your Business

What sets a great online store apart?

Experience.

Through expert WooCommerce development services, we create flexible, high-performing sites built to grow with your business.

Work with me

Send a few details about your project and I’ll reply with a clear plan and next steps.