Top App Development Companies in Kolkata

Between them, the 13 app development companies on this page cover eCommerce (7), financial services (5), advertising & marketing (4) and android (4). They also list work in India. 13 of them have written a profile you can read before you get in touch.

1. 1

   

   IDIOSYS - A Global Leader in IT Consultancy

   Consumer Products & Services · Hospitality & Leisure · Financial Services

   IDIOSYS is a software company and IT consultancy that builds custom digital systems for businesses.

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   Why #1: Address in Kolkata · Founded 2015 · ISO 9001 · Team of 50+, as stated on its own website, read 29 Sept 2026

   Not yet on record: client reviews, vetting.

2. 2

   

   Esolz Technologies Private Limited

   Advertising & Marketing · Mobile App Development · Web Development · Also in India

   Esolz Technologies Private Limited is a web and app development company in India that also handles graphic design and digital marketing.

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   Why #2: Address in Kolkata · In business 19+ years, as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

3. 3

   

   Elphill Technology Private Limited

   Advertising & Marketing · Financial Services · Web Development

   Elphill Technology Private Limited is a privately owned offshore software outsourcing company in India.

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   Why #3: Address in Kolkata · In business 15+ years, as stated on its own website, read 29 Sept 2026

   Not yet on record: client reviews, vetting.

4. 4

   

   Blue Copper Technologies Pvt Ltd

   Mobile App Development · Financial Services · Web Development · Also in India

   Blue Copper Technologies Pvt Ltd is an engineering and software company headquartered in Kolkata, India.

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   Why #4: Based in Kolkata, India · Founded 2012, as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

5. Also listed, not yet ranked. We hold nothing checkable on these yet that ranks them here: no client review, vetting, award, expert review, or fact stated on their own website (and on a place ranking, where they are based). They follow in order of their TrustList Score. How TrustList ranks · Get vetted, free
6. –

   

   Esolz Technologies

   Esolz Technologies is a full-service digital agency specializing in web development, mobile app development, graphic design, and digital marketing.

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   On record: Address in Kolkata

7. –

   

   Lee and Nee

   Supply Chain, Logistics, and Transport · Gps, Navigation & Gis · Financial Services · Also in India

   Lee and Nee, also written Lee & Nee Softwares, is a technology company based in Kolkata, India. It serves clients across India and abroad.

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   On record: Based in Kolkata, India · Team of 150+, as stated on its own website, read 5 Oct 2026

8. –

   

   Aict Pvt Ltd

   Aict Pvt Ltd is a software development company in West Bengal, India, whose website now presents it as Anovatech Software & Innovation Labs, a unit of Anovatech Group.

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   On record: Based in Kolkata and Durgapur, West Bengal, India

9. –

   

   Brainium Information Technologies

   Advertising & Marketing · Hospitality & Leisure · Real Estate · Also in Australia

   Brainium Information Technologies builds mobile apps, websites and custom software, and also runs digital marketing and supplies developers on contract.

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10. –

    

    Comval IT Solutions

    Information Technology · PHP

    Comval IT Solutions, also known as CITS, is a web design and development company in Kolkata, India.

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    On record: Based in Kolkata, India

11. –

    

    DevLopLab

    Android · Cloud · React

    DevLopLab is a remote technology lab in Kolkata, India, that builds web and mobile apps.

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    On record: Based in Kolkata, West Bengal, India

12. –

    

    Globe Digital Marketing

    Supply Chain, Logistics, and Transport · Real Estate · Non Profit

    Globe Digital Marketing is a small marketing and design agency working out of Kolkata, India.

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    On record: Based in Kolkata, India · Boutique

13. –

    

    KazmaTechnology

    Consumer Products & Services · Gps, Navigation & Gis · Advertising & Marketing

    KazmaTechnology is an IT company in Kolkata, India, that develops software applications.

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    On record: Based in Kolkata, India

14. –

    KE

    Kotai Electronics Pvt. Ltd.

    Kotai Electronics Pvt. Ltd. is an AI and IoT company based in Kolkata, India.

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    On record: Based in Kolkata, India

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