These Estonian software development companies are mainly mid-sized to young firms, with a strong presence in Tallinn and Tartu. They offer a range of services from ride-hailing to specialized business solutions. The largest among them is Bolt, which provides on-demand transportation services in over 600 cities. Other notable companies include BA, a design and software studio, influencers.club, a sales intelligence tool for the creator economy, and SISU GROUP, an iGaming company building next-gen platforms. Modash offers an influencer discovery platform, while Toggl develops productivity tools for time tracking and project management. Katana Cloud Inventory provides inventory software to SMBs, and Salesforge offers an AI-powered app for sales execution.
A clear pattern in this data is the concentration of headquarters in Tallinn, with a few companies based in Tartu. This indicates a strong central hub for software development in the country. The companies also show a mix of business-to-consumer and business-to-business models, addressing various market needs from consumer services to specialized enterprise solutions.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 | 15,717 | ||||
| 2 |
BAbambooapps.eu
Design & software studio creating exceptional user experiences through design-centric approach, product-first thinking, and full-stack development competence |
932 | |||
| 3 |
influencers.clubinfluencers.club
A sales intelligence tool catering to the creator economy, providing valuable insights and data to support businesses in this sector |
311 | |||
| 4 |
SISU GROUPsisugroup.com
A startup iGaming company founded by industry veteran, focused on building next-gen platforms with cloud-based technology, data-driven approach, and personalized user experiences |
157 | |||
| 5 |
ABM Cloudabmcloud.com
The company offers professional IT services in developing cloud solutions for inventory, retail, transport management, and business optimization using modern technologies |
152 | |||
| 6 | 126 | ||||
| 7 | 122 | ||||
| 8 |
University of Tartu Institute of Computer Sciencecs.ut.ee
Leading academic institution at University of Tartu offering computer science education to 1400+ students with 300+ employees Top 250 globally ranked university in computer science |
116 | |||
| 9 |
Katana Cloud Inventorykatanamrp.com
Provides lovable and user-friendly inventory software to SMBs, delivering real-time data for their business needs |
104 | |||
| 10 |
Salesforge 馃敟salesforge.ai
An AI-powered super app for sales execution, boosting conversion rates by automating critical activities and enhancing multilingual messaging for sales teams. |
65 | |||
| 11 |
Turnitturnit.com
Travel tech company providing software and consultation services to ground-based passenger transport operators with a comprehensive SaaS platform for route management and revenue optimization |
63 | |||
| 12 |
Avalanche Laboratoryavalanchelabs.com
Develops customized software solutions for businesses, offering end-to-end support from analysis, design, and development to data warehousing and IT/business consultancy across various technologies. |
53 | |||
| 13 | 51 | ||||
| 14 |
Shepherd CMMSshepherdcmms.com
This company offers a NetSuite-native, mobile-enabled field service and preventive maintenance management solution, as well as managing Health & Safety Compliance |
46 | |||
| 15 |
Reach-Ureach-u.com
A global provider of custom solutions for telco, security, smart cities, and tourism industries, specializing in data-driven software development and GIS solutions |
44 | |||
| 16 | 40 | ||||
| 17 |
INTELSYSintelsys.eu
A company specializing in digital transformation for construction companies, offering end-to-end cloud solutions integrating BIM data with business processes |
40 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 18 |
WebLab Technology (WLTech.AI)wltech.ai
A dedicated development team specializing in cloud-native applications, microservices, AI, and automation, helping clients achieve digital leadership through transformative solutions |
37 | |||
| 19 |
MRPeasymrpeasy.com
Cloud-based, affordable, and user-friendly, AI-powered ERP/MRP software for small manufacturers, offering free sign-up, demo videos, and data upload. |
35 | |||
| 20 |
Singletonsingleton.ee
A software and product development boutique focusing on small businesses, offering full stack development, product management, and strategy consulting services |
33 | |||
| 21 |
Sonerimsonerim.com
Software engineering company with expertise in Enterprise, Big Data, Data Science, Machine Learning, and Mobile Apps Headquarters in Estonia, R&D office in Ukraine |
30 | |||
| 22 |
Unelma Platformsunelmaplatforms.com
A global software platform development company focused on empowering people with innovative solutions |
28 | |||
| 23 |
MindTitanmindtitan.com
The company offers AI solutions for businesses by developing systems that can autonomously solve complex real-world problems through scientific breakthroughs in AI research |
20 | |||
| 24 |
Fox Tradingfoxtrading.io
Blockchain company offering automated trading systems for stable profits to investors |
19 | |||
| 25 | 18 | ||||
| 26 |
Alpha3Dalpha3d.io
Alpha AR offers AI-based solution converting 2D images to 3D models, simplifying and scaling 3D creation for AR, VR, NFTs, and marketing |
16 | |||
| 27 |
Agrelloagrello.io
It provides an intuitive e-signing solution that simplifies document workflows, enabling faster, secure contract management with customizable features and integrations. |
15 | |||
| 28 |
SessionLabsessionlab.com
SessionLab simplifies workshop planning by offering a collaborative platform to design bespoke training sessions, access quality exercises, and work seamlessly with co-facilitators |
14 | |||
| 29 |
Lendfusionlendfusion.com
A hosted software platform for lenders, offering efficient loan management with innovative technology for smooth business operations and expansion |
13 | |||
| 30 |
GenNet Labgennet.ee
Specializing in software development for healthcare providers, our company creates innovative solutions to improve patient care and streamline processes |
11 | |||
| 31 |
Digiotouch OUdigiotouch.ai
A deep-tech start-up specializing in security-conscious digital solutions for European industries, offering IoT services, edge computing, R&D projects, and digital learning platforms |
7 | |||
| 32 |
Axterioraxterior.com
Collaborative recruitment SaaS platform streamlining sourcing, managing, and hiring top talent, growing talent pools, and enhancing ROI on recruitment efforts |
4 | |||
| 33 |
Niquid Techniquid.tech
Specializing in blockchain technology advancements, our company is dedicated to driving innovation and progress in this industry |
2 | |||
| 34 | n/a | ||||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 12, 2026.
More company lists in Estonia
- The largest companies in Estonia 333
- Multinational companies in Estonia 94
- SaaS companies in Estonia 50
- IT Services and IT Consulting companies in Estonia 48
- Financial Services companies in Estonia 35
- Critical infrastructure operators in Estonia 29
- Financial services firms in Estonia 28
- IT services companies in Estonia 25