Web
Next.js
A modern web technology for fast, search-friendly websites, online stores and web applications that load quickly on mobile.
Used for
- Business websites
- Online stores
- Web apps
- Customer portals
Local & on-demand services
Appointment scheduling software for service businesses
Scheduling, reminders and client management for businesses that sell time: consultants, tutors, studios, counsellors and service professionals.
At a glance
The short version
- What we build
- How it works
- Booking page
- Scheduling engine
- WhatsApp and SMS
- Practitioner
- 1 more
- Runs on
- Website
- Web app
- Cross-platform
- Admin
- Who it's for
If revenue depends on booked hours, the scheduling engine is the product. We build booking software for consultancies, tutors, photographers, counsellors, pet groomers and similar businesses.
- Cost depends on
- Availability rules
- Integrations
- Embedding
How to start
Tell us what you need in your own words. You talk to the developers who would build it and get a written, line-item estimate.
Get a project estimateWhen the calendar is the business
Off-the-shelf booking tools handle one person with one calendar well. They struggle when staff offer different services, a room or device must be free too, or clients prepay for packages and book from other time zones.
Custom scheduling fits when those rules are specific to you, or when booking sits inside a wider product.
Challenges
Scheduling rules that break simple tools
Resource conflicts
A session may need a person, room and device free together.
Late cancellations
Deposits and policies enforced at booking protect revenue.
Calendar sprawl
Personal Google or Outlook calendars must block slots.
Reminder rules
Indian SMS needs DLT-registered templates; WhatsApp needs approved ones.
Solutions
Booking software to consider
Across 3 areas
Custom scheduling software for consultants, service centres, labs and multi-location businesses: availability rules, reminders, payments and calendar sync.
Custom CRM software that captures leads from every channel, keeps follow-ups on schedule and shows managers a live pipeline.
Assistants that book, schedule, look up records and raise requests by voice or text, with confirmation before every action.
Booking apps and front-desk software for salons, spas and beauty chains: stylist calendars, packages, memberships, product billing and reminders.
Scheduling features we build
Availability engine
Hours, breaks, buffers and resources combined into slots.
Calendar sync
Google and Microsoft 365 events block slots.
Online sessions
Google Meet or Zoom links created automatically.
Prepaid packages
Session bundles with expiry dates.
Intake forms
Answers saved to the client record before the first visit.
How it works
How a consultation is booked, held and followed up
The availability engine sits in the middle, checking every rule before a slot is offered.
- Booking page
Step 1: Client picks a service and time
On your website, a client chooses, say, a 50-minute counselling session. They see only slots where the right person and room are free, shown in their own time zone.
- Booking page
Step 2: Deposit and intake form
They pay a deposit or use a prepaid package, then fill in an intake form whose answers go straight to their client record.
- Scheduling engine
Step 3: Calendars update everywhere
The booking blocks the slot in the practitioner's Google or Outlook calendar and, for online sessions, creates the video link automatically.
- WhatsApp and SMS
Step 4: Reminders go out
Approved WhatsApp templates and DLT-registered SMS remind the client a day and an hour before, showing both time zones when they differ.
- Practitioner
Step 5: The session takes place
Before the session, the practitioner reads the intake answers and past notes, whether the client is in the room or on a video call.
- Client record
Step 6: Notes, package balance and rebooking
Notes are saved, the package balance updates and the client is offered their next slot, keeping regular clients on a steady rhythm.
Then it starts again at step 1: Client picks a service and time
Platforms
Booking channels
- Web
Website
Marketing and content websites: fast, search-friendly pages with a CMS your team can update without a developer.
- Web
Web application
Browser-based applications with logins, roles and workflows, such as customer portals, SaaS products and internal tools.
- Mobile
Cross-platform mobile app
One Flutter or React Native codebase for Android and iOS, with native modules where a feature needs them.
- Back office
Admin dashboard
Back-office panels for operations, support and finance teams: orders, users, content, reports and permissions.
Technology
What powers our scheduling builds
Next.js and React run the booking pages and dashboard, Redis stops two people grabbing the same slot at the same moment, and Razorpay collects deposits and package payments.
Web
React
Builds interactive screens in the browser, such as dashboards, admin panels and portals, that respond instantly as your team works.
Used for
- Web apps
- Admin panels
- Dashboards
- Customer portals
Backend
NestJS
A structured way to build back ends on Node.js, so large business systems stay organised, testable and easy to hand over.
Used for
- Business app back ends
- SaaS platforms
- Marketplaces
- Admin panel back ends
Data
PostgreSQL
A reliable database for the records your business runs on: orders, payments, bookings and stock, kept accurate and easy to report on.
Used for
- Orders and customers
- Payments and ledgers
- Stock and inventory
- Bookings
Data
Redis
Keeps frequently used data in fast memory, so apps stay quick on busy days and live features like order tracking feel instant.
Used for
- Faster apps
- Live order status
- Shopping carts
- Job queues and alerts
Payments & maps
Razorpay
Lets customers in India pay by UPI, cards, netbanking or wallets, and handles subscriptions, refunds and payouts to sellers or partners.
Used for
- UPI payments
- Cards and netbanking
- Subscriptions
- Payment links
Plain-English glossary
Scheduling terms, in plain English
- Buffer time
- Minutes kept free before or after an appointment for notes, room reset or travel. The engine adds them automatically, so back-to-back bookings never squeeze out the gap your staff need.
- Calendar sync
- A link between the booking system and each practitioner’s Google or Microsoft 365 calendar. Personal events block booking slots and new bookings appear in their calendar, so double bookings stop.
- DLT registration
- India’s required registration of your business, sender IDs and message templates on a telecom operator’s platform before commercial SMS can be sent. Without it, operators block your appointment reminders.
- UTC
- Coordinated Universal Time, the single reference clock the system stores every appointment in. Each person then sees the time converted to their own zone, which prevents missed sessions with overseas clients.
Product preview
What clients, practitioners and your team see
Client booking page. Clients see real availability in their own time zone and pay a deposit or use a package to confirm; late cancellations follow your policy automatically. 
Practitioner view. Practitioners see the day with buffers, rooms and video links in place, and whether each client has completed their intake form. 
Admin dashboard. Owners see bookings, late cancellations, room use and unused package sessions, which helps plan staffing and spot revenue at risk.
Illustrative preview
Sample screens: names, prices and figures are examples, not client data.
Cost drivers
Scheduling project cost factors
Availability rules
Multi-resource and group sessions take more logic and testing.
Integrations
Calendar sync, video tools, payments and CRM each add work.
Embedding
A booking widget for your website is lighter than a full client app.
Estimates are written from your scope, with the effort and assumptions behind each line item.
How pricing worksServices
Services for this industry
The design and engineering services our in-house team combines on projects in this sector.
Web application development
Browser-based products, customer portals, dashboards and internal tools, built on clean data models with secure roles and integrations.
Website development
Fast, SEO-ready company and marketing websites with a CMS your team can edit, designed and built by our in-house team.
Mobile app development
Native and cross-platform Android and iOS apps, from first release through regular store updates, built by our in-house designers and engineers.
API development
Secure, documented REST and GraphQL APIs, plus integrations that connect your apps to payment, logistics, GST, messaging and business systems.
Custom software development
Software shaped around how your business runs, from approvals and inventory to billing and reports, replacing spreadsheets and disconnected tools.
FAQ
Frequently asked questions
Can overseas clients book appointments in their own time zone?
Yes. Appointments are stored in UTC and shown in the client’s local time zone, detected from the browser and editable in settings. Reminders show both times when they differ, which matters for Indian consultants, tutors and counsellors with NRI clients, where a wrong time in a reminder means a missed session.
Why do SMS appointment reminders need DLT registration in India?
TRAI rules require businesses sending commercial SMS to register as a principal entity on a telecom operator’s DLT platform, along with sender IDs and message templates; unregistered messages are blocked. We help prepare templates for confirmations, reminders and OTPs and integrate an SMS provider. Many businesses pair SMS with WhatsApp Business Platform templates.
Can an AI assistant take bookings for us?
Yes, for routine requests. An assistant on WhatsApp or your website can answer common questions, offer free slots from your live calendar and book once the client confirms. Complaints, payment disputes and sensitive matters are handed over to staff. It can only read availability and create bookings, so it cannot change prices or policies.
Next step
Turn your booking rules into software
Send us how you schedule today, even a messy spreadsheet, and we will plan the build.