September 17, 2026 • Category: Top IoT Development Firms
Top 10+ IoT Development Companies in Bulgaria | IoT Developers Bulgaria 2026
The List of Top 10+ IoT Development Companies in Bulgaria | Top IoT Developers Bulgaria 2026
This directory currently lists 26 Bulgaria IoT Development companies as of September 2026. Leading the pack right now is Hyperlink InfoSystem (5.0-star average from 71 verified reviews, $25 - $49 / hr, in business since 2011). Across the board, the midpoint hourly rate is $37, the median rating is 4.7, and 36% report a team of 50 or more. Most frequently listed specialties here include Mobile App Development, IoT Development, AI Development, and Web Development.
Every company on this page is evaluated on the same real signals: how clients have rated their work, what they charge per hour, how big their team is, and how long they've been in business. On average, clients give these bulgaria iot development firms a 4.7/5. $25 - $49 / hr is the most common rate band. About 35% report having 50 or more employees. Before you contact a shortlisted firm, take a look at its review history and past project portfolio - listings only go live after a manual check of founding year, services offered, and headcount, and reviews are moderated first.
Top-Ranked Bulgaria IoT Development Companies
Compare the highest-ranked firms first side by side.
| Rank | Company | Rating | Reviews | Hourly Rate | Team Size | Founded | Headquarters | Action |
|---|---|---|---|---|---|---|---|---|
| 1 | Hyperlink InfoSystem | 5.0 | 71 | $25 - $49 / hr | 1,000 - 9,999 | 2011 | Jersey City, NJ | Visit |
| 2 | App Streams Ltd | 4.8 | 8 | $25 - $49 / hr | 10 - 49 | 2018 | Sofia, Bulgaria | Visit |
| 3 | ThingsLog | 4.8 | 8 | Undisclosed | 10 - 49 | 2013 | Sofia, Bulgaria | Visit |
| 4 | Web Motion | 4.7 | 8 | $25 - $49 / hr | 10 - 49 | 2009 | Sofia, Bulgaria | Visit |
| 5 | Droxic | 4.7 | 7 | $50 - $99 / hr | 50 - 249 | 2012 | Sofia, Bulgaria | Visit |
| 6 | Key Development | 4.7 | 7 | $25 - $49 / hr | 10 - 49 | 2014 | Sofia, Bulgaria | Visit |
| 7 | Orion Technologies | 4.7 | 7 | Undisclosed | 10 - 49 | 2020 | Blagoevgrad, Bulgaria | Visit |
| 8 | Dreamix | 4.7 | 6 | $25 - $49 / hr | 250 - 999 | 2007 | Sofia, Bulgaria | Visit |
| 9 | Scavasoft | 4.7 | 6 | $25 - $49 / hr | 10 - 49 | 2015 | Varna, Bulgaria | Visit |
| 10 | WEB iMPRESSION | 4.7 | 6 | $25 - $49 / hr | 2 - 9 | 2013 | Sliven, Bulgaria | Visit |
Software Product Group
Mobile App Development
Web Development
IoT Development
Digital Strategy
Research & Investigation
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