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Ottosoft

Custom software, web and mobile apps, and practical AI solutions for growing businesses. Based in Patna, working with clients across India.

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  • Web Development
  • Android App Development
  • Windows Software
  • AI & Automation
  • DevOps Consulting
  • Testing & QA

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Contact

  • +91 91893 04070
  • info@ottosoft.in
  • 1st Floor, Shekhar Complex, Khoja Imli Mazar, Phulwari Sharif, Patna 801505, Bihar, India

© 2020–2026 Ottosoft. All rights reserved.

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NewAI chatbots, RAG & automation services

We buildweb appsthat grow your business

From idea to launch and beyond — we design, build and support custom software, mobile apps and practical AI for growing businesses. One team, clear pricing, no jargon.

View Our Work
5.0 from clients in healthcare, retail & more

I need a…

  • Website
  • Mobile app
  • AI chatbot
  • Custom software
  • Automation
chat.ts Dashboard.tsx main.dart

Explorer

srcairag.tsmodel.tsapichat.tscomponentsmobile
1// AI support assistant for a client app2import { searchDocs } from '@/ai/rag'3import { llm } from '@/ai/model'4 5export async function POST(req) {6  const { question } = await req.json()7  const docs = await searchDocs(question)8  const answer = await llm.reply(question, docs)9  return Response.json({ answer })10}
Terminal main

$ git push origin main

✓ Build completed in 38s

✓ 128 tests passed

▲ Live → app.yourclient.in

CI/CD pipeline

BuildTestDeploy

PR #42 · Add AI support bot

Code reviewed · 2 approvals

Stack
Shipping reliable software
Since 2020
Brands across India
13+
Technologies in our stack
60+
Average client rating
5.0

Trusted by hospitals, retailers, studios and associations across India

  • Tag Print
  • Octav Studio
  • AISMA Danapur
  • ARS Group
  • Aastha Lock Hospital
  • Aastha IVF
  • The Tooth Doctors
  • Stock Up World
  • My Traders
  • Munshigiri
  • GST India
  • Search Now
  • Eventoss
What we do

End-to-end software development services

Whether you need a new product, a mobile app or to modernise an existing system, we cover the full lifecycle — design, build, deploy and support — with AI built in where it adds value.

Web Development

Fast, secure and SEO-ready websites and web applications — from company sites to complex portals and dashboards.

  • React
  • ASP.NET
  • Node.js
Learn more

Android App Development

Native and cross-platform mobile apps with offline support, biometrics, geo-fencing and Play Store publishing.

  • Kotlin
  • Flutter
  • React Native
Learn more

Windows Software

Reliable desktop software for billing, inventory, reporting and hardware integration that runs your daily operations.

  • .NET
  • C#
  • SQL Server
Learn more

API & Integrations

Well-documented REST APIs and integrations with payment gateways, GST portals, WhatsApp and third-party systems.

  • REST
  • Swagger
  • Webhooks
Learn more

Cloud & DevOps

Hosting, CI/CD pipelines, monitoring and server hardening so your software stays fast, available and easy to ship.

  • AWS
  • Docker
  • Kubernetes
Learn more

Testing & Security

Manual and automated QA, performance testing and penetration testing to catch issues before your users do.

  • Selenium
  • JMeter
  • Burp Suite
Learn more
Explore all 20+ services
AI & Automation

Put AI to work on your business data

We build practical AI that saves hours every week — assistants that answer from your own documents, chatbots on WhatsApp and web, OCR that reads invoices and forms, and automated workflows that run on their own. Secure, measurable and integrated with the software you already use.

Explore AI solutions

Company Knowledge Assistant

Searching 1,284 documents

Contract staff ko kitni casual leave milti hai?
Contract staff get 8 casual leaves per year, credited quarterly (2 per quarter). Unused casual leave lapses on 31 March and cannot be encashed.
HR-Policy-2024.pdf · p.12 Leave-Rules.xlsx
Ask anything about your documents…
  1. 1Your documents & data
  2. 2OCR + parsing
  3. 3Embeddings
  4. 4Vector search
  5. 5LLM
  6. 6Cited answer

RAG Knowledge Assistants

Chat with your PDFs, policies, manuals and databases — answers come with source citations.

AI Chatbots & Voice Bots

24/7 assistants for your website, WhatsApp and apps that answer, qualify leads and book appointments.

OCR & Document AI

Extract data from invoices, forms, IDs and handwritten documents straight into your software.

Workflow Automation

Automate repetitive work across email, Excel, CRM, WhatsApp and internal tools.

AI Agents

Task-doing assistants that use your tools and APIs to complete multi-step work.

AI in Your Existing Software

Add smart search, summaries, auto-fill and insights to apps you already use.

Why Ottosoft

A technology partner you can rely on — long after go-live

Since 2020 we have helped hospitals, retailers, studios, associations and growing businesses replace spreadsheets and paperwork with software that is simple to use and dependable every day.

More about our team

One accountable team

Analysts, designers, developers, AI engineers, testers and DevOps under one roof — no hand-offs between agencies, no finger-pointing.

Transparent delivery

Fixed milestones, regular demos and a single point of contact, so you always know what is done, what is next and what it costs.

Secure & scalable by default

Code reviews, automated testing, SSL and security checks are part of every project — not an upsell.

Support after launch

Hosting, maintenance and quick help on call or WhatsApp. We stay with the software we build.

Our work

Products we’ve built and run

Ready-to-deploy software, battle-tested by real businesses every day.

View all solutions
GST India product screenshots

Billing & Inventory · Web + Mobile

GST India

GST-compliant invoicing and inventory management that handles taxable and non-taxable stock in one place, with real-time stock tracking.

Visit product
Meri Hajri — Attendance System product screenshots

HR & Workforce · Android

Meri Hajri — Attendance System

Biometric attendance with fingerprint and face recognition plus geo-fencing, built for field teams and multi-site organisations.

Visit product
PDF Merge & Split product screenshots

Productivity · Windows

PDF Merge & Split

A lightweight Windows utility to merge, split and reorder PDF documents offline — fast, private and easy for any office.

View details
How we work

A clear, predictable delivery process

Six focused steps that take your idea from first conversation to a product your team relies on.

  1. Step 01

    Discover

    We understand your business, users and goals, then agree on scope, budget and timeline in writing.

  2. Step 02

    Design

    Wireframes and UI designs you can click through and approve before a single line of code is written.

  3. Step 03

    Develop

    Built in short milestones with regular demos, so you see progress and can give feedback early.

  4. Step 04

    Test

    Functional, device, performance and security testing to make sure everything works as expected.

  5. Step 05

    Launch

    Secure deployment to cloud or on-premise servers with SSL, backups, monitoring and team training.

  6. Step 06

    Support & grow

    Ongoing maintenance, updates and new features as your business evolves.

Technology stack

The right tools for every job

We pick proven, well-supported technologies that fit your budget, team and scale — never a one-size-fits-all stack.

  • OpenAI
  • Claude
  • Gemini
  • Llama / Ollama
  • LangChain
  • Hugging Face
  • PyTorch
  • Tesseract OCR
  • Dot Net
  • SQL ServerSQL Server
  • C#
  • ASP.NET
Client stories

What our clients say

Collaborating with Ottosoft was a seamless and rewarding experience. They understood our vision for TagPrint perfectly and delivered a website that reflects our brand’s professionalism and creativity. The interface is intuitive, visually appealing, and optimized for both functionality and performance. Their team’s commitment to quality and timely delivery sets them apart. We are delighted with the outcome and highly recommend Ottosoft for anyone seeking reliable digital craftsmanship.
Rahul KumarCEO, Tag Print
Ottosoft turned our ideas into a stunning digital experience that truly represents the essence of Octav Studio. The website beautifully combines aesthetics with smooth navigation, making it easy for clients to explore our portfolio and services. Their attention to detail, technical expertise, and proactive communication made the entire development process effortless. We deeply appreciate the dedication of the Ottosoft team and thank them for creating a platform that elevates our online identity.
KhurshidDirector, Octav Studio
Our (Team AISMA-All India Station Master's Association, Danapur) vision was to create a platform that prioritized ease of use for our Station Master colleagues for their rules and updated circulars, and Team Ottosoft executed this to perfection. aismaecrdnrdiv.in is a seamless blend of professional design and practical utility, making it incredibly simple to access vital rules and forms. Their expertise has truly empowered us to digitally showcase our daily activities and the association's achievements. We are deeply grateful for their exceptional service and a huge thank you for the top-notch service.
Amar Kant KumarDivisional IT Secretary, Team AISMA, Danapur
Ottosoft has crafted a platform for Stockupworld that truly reflects our need for speed, simplicity, and reliability in business. The site’s design is both professional and exceptionally user-friendly, making it easy for our clients to browse products and understand our services. Their technical skill, timely support, and attention to detail have helped us elevate our online presence. The Stockupworld team sincerely thanks Ottosoft for their excellent work and trustworthy partnership.
Pankaj KumarFounder, Stockupworld
Using Ottosoft’s GST India inventory management software has transformed the way we handle our day‑to‑day operations. The system makes it incredibly easy to manage stock, generate GST‑compliant invoices, and track every movement of goods in real time. Its clean interface and automation features have reduced manual errors and saved our team a lot of time. We truly appreciate Ottosoft for delivering a reliable, efficient solution and for their prompt support whenever we need it.
Ritesh Chandra GuptaUser, GST India
Ottosoft has developed a powerful web streaming platform that allows the District Magistrate to monitor all district hospitals from a single command center. This unified dashboard makes live feeds, alerts, and key updates available in one place, which has greatly improved visibility and response time during critical situations. The system runs smoothly, is easy to operate for our team, and has significantly strengthened our hospital monitoring and supervision capabilities. We are highly satisfied with Ottosoft’s technical expertise and their commitment to delivering a secure and reliable solution for public health administration.
Munna SinghOwner, A.K Enterprises

Let’s build together

Have a project in mind? Get a free, no-obligation estimate.

Tell us what you want to build. We’ll reply with a clear scope, timeline and cost — in plain language, without the jargon.

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