Best IoT App Development Companies

DAC.digital vs ELEKS: full comparison for 2026

Quick verdict

DAC.digital (4.2/5) edges ahead of ELEKS (3.8/5) overall. DAC.digital is the better choice for EU industrial IoT with edge computer vision. ELEKS is the stronger option for turning device data into business apps. The right choice depends on your project size, budget, and required tech stack.

DAC.digital vs ELEKS: head-to-head summary

Criterion DAC.digital ELEKS
Founded 2009 1991
HQ Gdańsk, Poland Tallinn, Estonia (engineering hub: Lviv, Ukraine)
Team size 50–249 2,000+
Rating 4.2 / 5 3.8 / 5
Primary differentiator Embedded and computer vision skills paired with back-end platform work in Poland Data science and enterprise app skills applied to IoT data
Pricing model Time and materials, dedicated team Time and materials, dedicated team
Min. engagement Not published Not published
Primary tech stack Embedded C/C++, Python, OpenCV Azure, AWS, .NET
Industries served Industrial manufacturing, Energy, Healthcare, Logistics Energy, Logistics, Healthcare, Financial services

DAC.digital vs ELEKS: overview

DAC.digital

DAC.digital has been based in Gdańsk since 2009, and directories put its team somewhere between 50 and 250 people. Its profiles describe work across embedded systems, IoT, computer vision and the back-end platforms that collect device data. For IoT app buyers the appeal is the mix of edge processing and cloud work in one EU-based team. Consumer mobile design is less visible in its public portfolio than industrial and data work.

ELEKS

ELEKS was established as a product company in 1991 and now lists Tallinn, Estonia as its headquarters, with most engineers in Ukraine and roughly 2,000 people overall. Its strengths are data science, enterprise software and mobility; IoT work usually appears as part of data or industrial projects. For IoT apps it suits buyers whose main problem is making sense of device data in a business system. It is a weaker fit for device-side engineering.

Services and capabilities: DAC.digital vs ELEKS

Capability DAC.digital ELEKS
Mobile companion apps ✗ ✓
Web dashboards and portals ✓ ✓
IoT cloud back end ✓ ✓
Embedded firmware ✓ ✗
Hardware design ✗ ✗
Edge AI ✓ ✗
Fixed-price projects ✗ ✗
Dedicated team model ✓ ✓

Tech stack comparison: DAC.digital vs ELEKS

Framework / platform DAC.digital ELEKS
AWS ✓ ✓
Azure ✓ ✓
Embedded Linux N/A N/A
BLE N/A N/A
MQTT N/A N/A
Swift N/A N/A
Kotlin N/A ✓
Flutter N/A N/A
React Native N/A N/A

Pricing comparison: DAC.digital vs ELEKS

Criterion DAC.digital ELEKS
Minimum engagement Not published Not published
Engagement models Dedicated team, Time and materials, Team extension Dedicated team, Time and materials
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: DAC.digital vs ELEKS

Dimension DAC.digital ELEKS
Best company size Startup to mid-market Startup to mid-market
Best industries Industrial manufacturing, Energy, Healthcare Energy, Logistics, Healthcare
Best use cases Adding camera-based defect detection at the edge with a monitoring dashboard., Building a data platform for industrial sensor fleets. Building analytics dashboards for energy or logistics sensor data., Integrating device data with ERP and business systems.
Typical project type Dedicated team Dedicated team

DAC.digital vs ELEKS: pros and cons

DAC.digital
+ Edge computer vision experience suits camera-based monitoring products
+ Poland-based delivery inside the EU
+ Covers device firmware and the cloud platform behind the app
- Consumer-facing mobile app work is not prominent in its portfolio
- Headcount estimates span a wide range across directories
- Smaller brand recognition outside Poland and Scandinavia
ELEKS
+ Strong data science and analytics team
+ Long delivery history since the early 1990s
+ Estonian headquarters places it inside the EU
- Little device-side or firmware work
- IoT is not a named core practice
- Large-firm process for small projects

Who should choose DAC.digital?

A typical fit: adding camera-based defect detection at the edge with a monitoring dashboard.

Embedded and computer vision skills paired with back-end platform work in Poland. Minimum engagement is not publicly disclosed. Works best with clients in Industrial manufacturing, Energy, Healthcare, Logistics.

Who should choose ELEKS?

A typical fit: building analytics dashboards for energy or logistics sensor data.

Data science and enterprise app skills applied to IoT data. Minimum engagement is not publicly disclosed. Works best with clients in Energy, Logistics, Healthcare, Financial services.

Decision matrix: DAC.digital vs ELEKS

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Both offer fixed-price models
You need a large dedicated team for an ongoing programme DAC.digital
Your budget is at the lower end Compare: DAC.digital (Not published) vs ELEKS (Not published)
You need specialist depth in a specific vertical DAC.digital
You need staff augmentation or team extension Neither; consider alternatives that offer staff aug
You need consulting before committing to a build ELEKS

Use case fit: DAC.digital vs ELEKS

Use case DAC.digital fit ELEKS fit Winner
Adding camera-based defect detection at the edge with a monitoring dashboard. Strong Limited DAC.digital
Building a data platform for industrial sensor fleets. Strong Strong Both equally
Building analytics dashboards for energy or logistics sensor data. Strong Strong Both equally
Integrating device data with ERP and business systems. Limited Strong ELEKS
Fixed-price MVP app Limited Limited Both equally
Long-term dedicated team Limited Limited Both equally

Verdict: DAC.digital vs ELEKS

DAC.digital (4.2/5) is the stronger overall choice for most IoT App Development projects. Embedded and computer vision skills paired with back-end platform work in Poland.

ELEKS (3.8/5) is worth a look if you need integrating device data with ERP and business systems. If your situation matches that, ELEKS is a competitive option.

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DAC.digital vs ELEKS FAQ

Is DAC.digital better than ELEKS?

DAC.digital (4.2/5) scores higher overall, but "better" depends on your use case. DAC.digital's strongest advantage: edge computer vision experience suits camera-based monitoring products. ELEKS's strongest advantage: strong data science and analytics team.

How do DAC.digital and ELEKS differ in pricing?

DAC.digital uses time and materials, dedicated team pricing. ELEKS uses time and materials, dedicated team pricing. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: DAC.digital or ELEKS?

DAC.digital is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each company before shortlisting.

What are the main differences between DAC.digital and ELEKS?

DAC.digital's primary differentiator is: embedded and computer vision skills paired with back-end platform work in Poland. ELEKS's primary differentiator is: data science and enterprise app skills applied to IoT data. They also differ in team size (50–249 vs 2,000+), minimum engagement (Not published vs Not published), and primary industries served (Industrial manufacturing, Energy vs Energy, Logistics).

Verify all details directly with each company before making a decision.