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API integrations that connect your tools and end the copy and paste

When your website, store, booking system and accounting software do not talk to each other, your team becomes the bridge, retyping orders, chasing payments and fixing mistakes. We build secure API integrations that move data between your tools automatically, so work happens once and everything stays in sync.

Secure and documented Fixed quote 30 days free support
Membership and booking app integrated with a point of sale system by Webzelia
Live syncbetween a gym chain's booking app and its point of sale system
Dashboard pulling data from several sources through API integrations built by Webzelia
What an API integration does

One action in one tool, updated everywhere else automatically

An API is the doorway that lets software talk to other software. An integration uses those doorways so a new order can reach your accounting system, a booking can trigger a WhatsApp message, and a website form can drop a lead straight into your CRM.

The result is fewer mistakes, faster response times and hours of manual work returned to your team every week. We design every integration to be secure, reliable and easy for you to understand.

REST APIsWebhooksOAuth loginNode.jsData syncWorkflow automation
What we connect

Six kinds of integrations we build most often

Payments and billing

Payment gateways, wallets, invoices and subscriptions connected to your store or app, with confirmations and refunds handled automatically.

Shipping and logistics

Courier rates, label printing and live tracking sent to customers, so orders leave your warehouse without manual entry.

CRM and sales tools

Leads from your website, ads and forms created in your CRM instantly, with the right owner, tags and follow up reminders.

Accounting and ERP

Orders, invoices and inventory flowing into your accounting and stock systems without double entry.

Messaging and notifications

WhatsApp Business, SMS and email messages for bookings, orders and reminders, sent at the right moment.

Analytics and marketing

Google services, ad platforms and email tools linked up so your reports and campaigns use the same trusted data.

Choosing an approach

Manual work, no code tools or a custom integration?

The best approach depends on how much data you move and how critical it is. If a simple tool already does the job, we will tell you. When it does not, a custom integration is the safer long term choice.

Manual copy and pasteNo code automation toolsWebzelia custom integration
ReliabilityDepends on people being carefulGood for simple tasksBuilt with error handling and monitoring
Complex rulesHandled by handLimited by the toolAny logic your business needs
Cost over timeStaff hours every weekFees grow with volumeOne build, light maintenance
SecurityData in many inboxes and filesData passes through a third partyKeys protected, access limited, activity logged
OwnershipNoneTied to the toolYou own the code and documentation
API integration and custom API development services by Webzelia
What is included

Everything you need for an integration you can trust

Review of your tools and a clear data map
Written plan and fixed quote
Secure authentication and key storage
Custom REST API or webhook development
Data mapping, validation and clean up
Testing in a safe environment before launch
Error handling, retries and alerts
Activity logs so problems are easy to trace
Clear documentation and code handover
Training and thirty days of free support
Popular integrations

If it has an API, we can connect it

These are examples of what we regularly connect. If your tool is not listed, send us its name and we will check how it can be integrated.

Payment gatewaysPayPalJazzCash and EasypaisaShopify and WooCommerceCourier servicesHubSpot and Zoho CRMAccounting softwareWhatsApp Business APISMS gatewaysMailchimp and email toolsGoogle MapsGoogle SheetsGoogle AnalyticsMeta and TikTok platformsPoint of sale systemsCustom and older software
Who we help

Teams that are tired of being the bridge between their tools

Online stores

Connect orders, payments, stock and shipping so every sale flows from checkout to delivery.

Service businesses

Link bookings, reminders and invoices for clinics, gyms, salons and agencies.

Startups and SaaS

Build the APIs and connections your product needs to work with customers and partners.

Teams with scattered tools

Bring leads, sales and reports together in one place instead of five.

Recent projects

Integrations we have delivered

Rivet Fitness booking web app integrated with a point of sale system
Point of sale integration

Rivet Fitness

A membership and booking web app for a gym chain across three cities, integrated with their point of sale system.

Litmus Analytics custom dashboard replacing manual spreadsheets
Data and reporting

Litmus Analytics

A custom React dashboard for a fintech startup that replaced three spreadsheets and cut reporting time from days to minutes.

How it works

A clear process from first call to a connected system

Discover and map

We review your tools and your workflow, map where data should move, then send a written plan and fixed quote within three days.

Design the connection

We decide how each system will authenticate and exchange data, and agree the rules for what happens when something goes wrong.

Build and test

We build the integration and test it in a safe environment with real scenarios before it touches your live data.

Launch and monitor

We go live, set up alerts, document everything and stay on hand for thirty days, with monitoring plans if you want ongoing care.

Client reviews

What clients say after launch

The dashboard they built replaced three spreadsheets our team used daily. It just works, and when we need a change they turn it around in a day or two.
Ahmed Bilal, Operations Lead, Litmus Analytics
Ahmed BilalOperations Lead, Litmus Analytics
They rebuilt our checkout and mobile orders went up almost immediately. I finally understand what my website is doing each month.
Fatima Zahra, Marketing Manager, Saffron Home
Fatima ZahraMarketing Manager, Saffron Home
Common questions

API integration questions, answered

What is an API integration?

An API integration connects two or more software tools so they can share data automatically. For example, your online store can send new orders to your accounting software, your booking system can message customers on WhatsApp, and your website form can create a lead in your CRM without anyone retyping anything.

How much do API integration services cost?

The price depends on how many systems are involved, how complex the data is and whether the services offer a well documented API. After a free call we scope the work and send a fixed written quote, so you know the cost before we begin.

How long does an integration take?

A simple integration, such as connecting a form to a CRM or a payment gateway to a store, can take a few days to two weeks. Larger projects that connect several systems or need custom logic take longer, and we confirm the timeline in writing.

Which tools and services can you integrate?

We can integrate any service that offers an API. Common examples include payment gateways, courier and shipping services, CRMs, accounting software, email and SMS platforms, the WhatsApp Business API, Google services, social media platforms and point of sale systems.

Can you connect my custom or older software?

Often yes. If your software has an API, we use it. If it does not, we can build a secure bridge, a custom API layer or a scheduled data sync, and we tell you honestly if a different approach would be cheaper or safer.

How do you keep my data and API keys secure?

We store keys and secrets outside the code, use encrypted connections, limit access to only the data each connection needs, and log activity so problems are easy to trace. We also follow the security rules of each service we connect to.

What happens if a third party changes its API?

Services update their APIs from time to time, which can break an integration. We build in error handling and monitoring so problems are caught early, and our maintenance plans cover updating your integrations when providers make changes.

Can you build an API for my own application?

Yes. We design and build secure REST APIs with clear documentation, so your website, mobile app and partners can all use the same data safely.

Why not just use a no code automation tool?

No code tools are great for simple workflows and we are happy to recommend them when they fit. A custom integration is better when you need reliability at scale, complex rules, tighter security, lower long term fees or full control over your data.

Do you provide support after the integration goes live?

Yes. Every project includes thirty days of free support after launch, and after that you can choose a monthly plan that covers monitoring, fixes and updates to your integrations.

Get in touch

Tell us which tools you want connected

Fill out the form or reach us directly. We read every message ourselves and reply within one business day.

Studio

Suite 4, Blue Area Business Centre

Phone and WhatsApp

+92 335 5910895

Hours

Open every day, all week

Get your free quote

No obligation, just an honest look at what your integration needs.

Ready to make your tools work together?

Tell us which systems you use and what you want to happen between them. We will reply within one business day with honest advice and a clear quote.

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