Top Custom Software Development Companies in Indiana
We ranked 10 custom software development companies in Indiana on client reviews, how many are verified, service focus and profile completeness. Updated October 2026. How rankings work
Partners that build software around how a business actually works, often replacing spreadsheets and a patchwork of subscriptions with one system the company owns.
Sponsors are listed first. We may earn a fee for some placements. Learn more
Indianapolis developer of custom Claris FileMaker applications, Salesforce implementations and web apps, with ongoing support and hosting.
No reviews yet
Indianapolis, IN
- Custom Software Development
- Web Development
- API & Integration Development
Employee-owned Indiana software firm that researches, designs and builds cloud, mobile, web, desktop and embedded software for regulated industries.
No reviews yet
Westfield, IN
- Custom Software Development
- Product Design & Development
- Mobile App Development
- Team
- 100-249 people
Employee-owned Indianapolis consultancy building custom cloud, web and mobile software, modernizing legacy systems and connecting platforms.
No reviews yet
Indianapolis, IN
- Custom Software Development
- API & Integration Development
- UX/UI Design
Indianapolis firm that designs, builds and maintains custom operational software, web and mobile apps and applied AI under fixed-bid contracts.
No reviews yet
Indianapolis, IN
- Custom Software Development
- Web Development
- Mobile App Development
Carmel, Indiana firm building custom business software, Microsoft Power Platform and Dynamics apps, data systems and AI solutions since 1987.
No reviews yet
Carmel, IN
- Custom Software Development
- API & Integration Development
- AI & Automation
Fishers, Indiana Python and AI consultancy building web, mobile and desktop apps, machine learning systems and cloud infrastructure.
No reviews yet
Fishers, IN
- Custom Software Development
- Web Development
- AI & Automation
Indianapolis IT consulting firm building custom software, Salesforce and Microsoft solutions, data systems and AI for government and businesses.
No reviews yet
Indianapolis, IN
- Custom Software Development
- API & Integration Development
- AI & Automation
Phoenix and Indianapolis developer of custom web apps, mobile apps, integrations and process automation, with a focus on energy and utilities.
No reviews yet
Indianapolis, IN
- Custom Software Development
- Mobile App Development
- API & Integration Development
Indianapolis product design and software firm building agentic AI systems, custom web and mobile apps, and healthcare software for mid-sized companies.
No reviews yet
Indianapolis, IN
- Custom Software Development
- AI & Automation
- Web Development
Indianapolis software consultancy offering product strategy, UX research and design, web and mobile development, data science and automation.
No reviews yet
Indianapolis, IN
- Custom Software Development
- UX/UI Design
- Web Development
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