We build your
mobile app
and help it sell.
BuildWithSanny is a mobile app development, website and AI automation company. We build iOS & Android apps, web platforms and AI agents, launch them on the App Store & Google Play, and drive sales & marketing — for founders and business owners in India and worldwide.
20+ products shipped for clients across India & 10+ countries
Grow your business
online.
Visitors
12.4k
New leads
318
Conversions
4.8%
Good morning
Your store
Today's revenue
₹ 48,210
Recent orders
Weekend sale
Push notification · sent
AI Assistant
Online
Book a slot
Mon
12
Tue
13
Wed
14
Thu
15
Fri
16
Premium session
60 min · Video call
Website
Launched · Live
App Store & Google Play
Published
Marketing campaign
New leads coming in
Trusted by founders & teams in India, USA, Canada, Australia & beyond
One partner for your product —
from idea to revenue.
Mobile apps, websites, AI and sales & marketing — one team that builds your product and helps it grow, so you never juggle five vendors.
End-to-end iOS & Android apps, live in the stores.
We take your idea all the way to the App Store and Google Play — product strategy, UX/UI design, cross-platform development, backend and admin panel, store submission and approval, and support after launch.
- Product strategy & scoping
- UX/UI design & prototypes
- iOS & Android (React Native / Flutter)
- Backend, APIs & admin panel
- App Store & Play Store submission
- Maintenance, updates & scaling
Good morning
Your store
Today's revenue
₹ 48,210
Recent orders
Weekend sale
Push notification · sent
AI Assistant
Online
Book a slot
Mon
12
Tue
13
Wed
14
Thu
15
Fri
16
Premium session
60 min · Video call
Download on the
App Store
Get it on
Google Play
02 — AI Solutions
AI that does real work
AI agents, chatbots and calling agents, workflow automation, and AI features built into your app — connected to the tools you already use.
- AI chat & voice agents
- Automation & integrations
- Custom AI features
03 — Websites & Web Apps
Websites that convert
High-performance marketing websites, SaaS platforms, admin dashboards and custom CRM/ERP systems — fast, secure and built to scale.
- Business & landing sites
- SaaS & web platforms
- CRM / ERP & dashboards
04 — Sales & Marketing
Growth after launch
A great product still needs customers. We support launch strategy, App Store optimisation, SEO and lead funnels so your product starts selling.
- Launch & go-to-market
- ASO & SEO
- Lead funnels & CRM setup
Built for people who need results, not just code.
National and international clients — from first-time founders to established businesses.
Startup founders
You have the idea. We turn it into an MVP, launch it on the stores and help you find your first users and investors.
Business owners
Take your business mobile — customer apps, bookings, ordering, loyalty and AI automation that save your team hours every day.
Growing teams
Need extra engineering muscle? We modernise legacy systems, add AI to existing products and ship features on your roadmap.
Products we've shipped.
Healthcare, on-demand delivery, EdTech, recruitment, social and AI — live products used by real customers.
From idea to launch in five clear steps.
A transparent process with one point of contact, weekly demos and fixed milestones — so you always know where your product stands.
Discover
Scope · EstimateWe understand your business, users and goals, then define a clear scope, timeline and budget — no surprises later.
Design
UX · UI · PrototypeUX flows and pixel-perfect UI with a clickable prototype you can test with real users before a line of code.
Build
Sprints · Weekly demosAgile sprints with weekly demos. You see real progress on your own phone, every week.
Launch
Web · App Store · PlayWe prepare store listings, screenshots and compliance, then go live — website deployment, or App Store & Google Play submission through to approval.
Grow
Marketing · SupportAnalytics, marketing support, AI upgrades and ongoing improvements — we stay with you after go-live.
Sanny
Founder & lead engineer
Work directly with the builder.
BuildWithSanny is a founder-led product studio. You talk to the person who designs and builds your product — no account managers, no hand-offs, no lost context. We take on a few clients at a time so every product gets full attention.
0+
Products shipped
Apps, platforms & AI products
0+
Countries served
National & international clients
0+
AI solutions built
Agents, automation & AI features
0%
Client retention
Clients who come back to build more
IndiaUnited StatesUnited KingdomCanadaAustraliaSwitzerlandModern, proven technology — chosen for your business.
Mobile
React Native
Flutter▲Expo
FirebaseWeb & Backend
React
Next.js
TypeScript
Node.js
NestJS
Express
Socket.ioAI
Founders and CTOs trust us with their products.
Sanny did not just restore our access — he fundamentally transformed our platform. He redesigned our software architecture, overhauled our security protocols and significantly improved application performance.
Collen Ngubeni
Alma Clinics
Exceptional technical expertise. He ran a comprehensive analysis, found the key inefficiencies and proposed a complete architectural redesign — scalable backend services and optimized queries that significantly improved response times.
Mathew Wade
CTO, Vestiq
Sanny took complete ownership of modernizing our legacy systems and moving us to a scalable microservices architecture. His balance of technical excellence and business priorities was outstanding.
Vicky Joseph
Head of Engineering, Gentechrise Analytics
Very proactive in your thinking and you communicate very well. I regret that you are not going to be on this project. Let me know if you ever need me for a work reference.
Shawn
Founder, First Match
Your creativity and clear vision have always stood out. I've learned so much from the way you simplify complex problems and turn them into well-structured, manageable tasks.
Ankit JCC
Founder, Mumbai Design Club
Sanny did not just restore our access — he fundamentally transformed our platform. He redesigned our software architecture, overhauled our security protocols and significantly improved application performance.
Collen Ngubeni
Alma Clinics
Exceptional technical expertise. He ran a comprehensive analysis, found the key inefficiencies and proposed a complete architectural redesign — scalable backend services and optimized queries that significantly improved response times.
Mathew Wade
CTO, Vestiq
Sanny took complete ownership of modernizing our legacy systems and moving us to a scalable microservices architecture. His balance of technical excellence and business priorities was outstanding.
Vicky Joseph
Head of Engineering, Gentechrise Analytics
Very proactive in your thinking and you communicate very well. I regret that you are not going to be on this project. Let me know if you ever need me for a work reference.
Shawn
Founder, First Match
Your creativity and clear vision have always stood out. I've learned so much from the way you simplify complex problems and turn them into well-structured, manageable tasks.
Ankit JCC
Founder, Mumbai Design Club
Guides for founders & business owners
Research-backed answers on app costs, store publishing, AI agents and growth.
Questions, answered.
Anything else? Send us a message — we usually reply within one business day.
BuildWithSanny is a mobile app development, website development and AI automation company. We design and build iOS & Android apps, websites and web platforms, AI agents and chatbots, and support sales & marketing so the product grows after launch.
Yes. Store launch is part of every mobile project — we guide you through developer account setup, prepare the store listing, screenshots and privacy details, run the required testing, submit the build and handle review feedback until it is approved and live.
It depends on features, platforms and integrations. Our projects start from the $5k–$10k range for a focused MVP and scale with complexity; you get a fixed estimate after a free scoping call. See our 2026 app cost guide on the blog for typical market ranges.
A focused MVP typically takes 6–12 weeks; larger platforms take longer. After the discovery call you get a clear timeline with milestones and weekly demos.
Yes. We build AI chat and voice agents, WhatsApp automation, lead-qualification and support agents, and workflow automation connected to your CRM, email and existing apps.
Yes. We build fast, SEO-friendly business websites, landing pages, SaaS platforms, admin dashboards and custom CRM/ERP systems using React and Next.js.
Yes. We support launch and go-to-market strategy, App Store optimisation (ASO), SEO, lead-generation funnels and CRM setup so your product starts selling.
Yes. We work with clients across India and internationally — including the USA, Canada, UK, Australia and Switzerland — fully remote, with overlapping working hours and regular calls.
Absolutely. Many of our clients start with just an idea. We help shape the product, prioritise features for the first version and estimate cost before anything is built.
We offer ongoing support — bug fixes, OS updates, new features and AI upgrades — plus sales & marketing support to grow your users and revenue.
Let's build something people use.
Tell us about your idea or business. We'll reply within one business day with next steps and a free scoping call.
✓Free scoping call & estimate
✓NDA available on request
✓Remote — working with clients worldwide