DevCru — Web & App Development Agency
What I Build

What I build

Everything from one person, from idea to launch.

24h
Response Time
90+
Speed Score
100%
Done by me
Now viewing
Web & mobile appsfrom €2,500

From an initial simple version to a full-fledged online system or phone app — I design, build, and launch it all myself. One person, web and mobile, from start to finish.

Custom online systems
iPhone & Android apps
Login and user roles

How I deliver

Design

A look made for your brand, not a template.

Build Quality

Carefully crafted and tested, so it keeps working.

Speed

Pages that open well within a second.

Findable in Google

Set up so people can actually find you.

Security

Secure login, clear permissions, regular checks.

After Launch

I don't disappear once your site is live.

01 / 07
from €2,500
End-to-end
SERVICE 01Starting Price: from €2,500

Web & mobile apps

From an initial simple version to a full-fledged online system or phone app — I design, build, and launch it all myself. One person, web and mobile, from start to finish.

Well-thought-out first

I determine in advance how everything should work and how data will be stored, so it fits even if you grow tenfold.

Web and phone

One system that works in the browser and as an app on iPhone and Android, with the same look and functionality.

Login, roles, and payments

Secure login, different permissions per user, online payments and subscriptions — included.

Insight and management

Clear figures, usage statistics, error notifications, and a management environment, so you always know what's going on.

What you get
  • Custom online systems
  • iPhone & Android apps
  • Login and user roles
  • Payments and subscriptions
  • Bookings and scheduling
  • Live updated information
  • Integrations with other systems
  • Management environment and statistics
02 / 07
from €500
End-to-end
SERVICE 02Starting Price: from €500

Business Websites

Websites that build trust in the first few seconds and convert visitors into genuine inquiries. Made to be fast, highly findable, and last for years.

Design around your brand

A look made for your business — no templated feel, no reused layout.

Highly findable

Neatly set up for Google, with pages and texts you can update yourself.

Opens within a second

Light images, fast pages everywhere — and it stays fast as your site grows.

Made to generate inquiries

Clear structure, visible proof you're trustworthy, simple forms, and insight into every inquiry from day one.

What you get
  • Modern design on every screen
  • Made to generate inquiries
  • Ready to be found on Google
  • Edit your texts yourself
  • Visitor statistics
  • Ready for multiple languages
  • Contact and inquiry forms
  • Pages that load within a second
03 / 07
from €400
End-to-end
SERVICE 03Starting Price: from €400

Website Redesign

A complete refresh of your current website without losing the Google ranking you've built up. New look, new foundation, same address — and usually more visitors.

Look first, then build

I review the design, your brand, your Google ranking, and speed before changing anything.

A completely new look

Modern design, better typography, and subtle motion — a website you'll be proud to share.

Retain your Google ranking

Every old page points to the new one, and I monitor your positions for 30 days after launch.

Live without disruption

I build alongside your current site, check page by page, and switch over at a quiet time. Visitors will only notice the improvement.

What you get
  • Brand and usability assessment
  • Completely new look
  • Works on every screen
  • Old pages point to new ones
  • Fresh, rewritten texts
  • Test different versions
  • Live without disruption
  • I'll keep monitoring after launch
04 / 07
from €35 p/m
End-to-end
SERVICE 04Starting Price: from €35 p/m

Support & maintenance

An ongoing care plan so your site or app stays running, remains secure, and gets a little better every month. Fixed monthly price, no surprises.

Secure and up-to-date

Regular updates, security checks, certificate renewals, and solutions before anything goes wrong.

Fast and always online

I monitor your site day and night, get an alert if something breaks, and can revert a change instantly.

Adjustments and improvements

A fixed number of hours each month for text adjustments, new sections, new visuals, and small additions — by the same person who built it.

Someone ready to help

The same developer as on launch day, a message away, with 24/7 emergency support.

What you get
  • Monthly check-up
  • Security updates
  • Speed monitoring
  • Daily backups
  • Text and design adjustments
  • Alert if the site is down
  • 24/7 emergency support
  • A concise monthly report
05 / 07
from €2,500
End-to-end
SERVICE 05Starting Price: from €2,500

AI solutions & integrations

AI solutions and integrations to help you work faster and make better decisions: collecting and analyzing data, tracking KPIs, automating repetitive tasks, and smartly connecting the tools you already use.

Data collection & analysis

I extract data from your systems, spreadsheets, and tools, clean it up, and translate it into actionable answers.

KPI tracking & reports

Live dashboards and automatic reports with the key figures that matter — without anyone manually maintaining a spreadsheet.

Workflow automation & scheduled tasks

AI-powered flows and recurring tasks that process, sort, summarize, and follow up on inquiries.

Smart integrations

I connect your website, CRM, mailbox, and administration software so data flows automatically and securely in one direction.

What you get
  • Data collection and analysis
  • KPI tracking and reports
  • AI-driven process optimization
  • Document and email processing
  • Chat assistants based on your own content
  • Scheduled tasks and background processes
  • Integrations with existing tools
  • Clear cost management per application
06 / 07
from €2,500
End-to-end
SERVICE 06Starting Price: from €2,500

Automation

System automation that replaces manual steps with reliable, automated business processes — from Power Automate flows to ticketing, bookings, approvals, and notifications.

Power Automate & flows

Automated flows within Microsoft 365 and your business software, built to remain understandable and maintainable.

Support & ticketing automation

Incoming queries are automatically routed, prioritized, and answered faster, with automatic status updates.

Booking & scheduling systems

Online booking, availability, reminders, and calendar synchronization that keep your schedule accurate without phone calls.

HR, approvals & notifications

Onboarding, leave requests, approvals, and signals that handle themselves and leave a neat record.

What you get
  • Power Automate flows
  • Support and ticketing automation
  • Booking and scheduling systems
  • HR process automation
  • Approval workflows
  • Automatic notifications and reminders
  • Integration between systems
  • Documentation and handover
07 / 07
from €950
End-to-end
SERVICE 07Starting Price: from €950

Technical SEO

Technical and on-site SEO that makes your website faster, more crawlable, and more understandable for search engines and AI answer machines. Pure technical work — no ads, no content marketing.

Technical audit

A full crawl of your site: indexing, redirects, duplicate content, broken links, canonicals, and rendering issues, with a prioritized improvement list.

Site structure & crawlability

Clean URLs, logical internal links, sitemap, and robots.txt so search engines find and understand every important page.

Loading speed & Core Web Vitals

Optimization of images, scripts, and rendering until your pages load fast on mobile and achieve Core Web Vitals.

Schema & metadata

Structured data, unique titles and descriptions, hreflang, and Open Graph tags that are correctly placed everywhere.

What you get
  • Technical SEO audit
  • Site structure optimization
  • Loading speed improvement
  • Schema markup (structured data)
  • Metadata optimization
  • Crawlability and indexing
  • Redirects and canonicals
  • Backend SEO configuration

Straight to a service

Detailed pages on approach, timelines and pricing per service.

English service pages

Website laten maken in jouw regio

Not sure which one fits?

Tell me what you have in mind — I'll recommend the right option and respond within one business day.