Best Machine Learning Development Agencies

Andersen vs Belitsoft: full comparison for 2026

Last updated: July 2026

Quick verdict

Andersen (4.0/5) edges ahead of Belitsoft (3.9/5) overall. Andersen is the better choice for mid-to-large enterprises wanting AI/ML and data science delivered alongside broad custom software development from a single European vendor.. Belitsoft is the stronger option for small-to-mid companies wanting AI/ML added to a broader custom software development engagement at accessible pricing.. The right choice depends on your project size, budget, and required tech stack.

Andersen vs Belitsoft: head-to-head summary

Criterion Andersen Belitsoft
Founded 2007 2004
HQ Warsaw, Poland Warsaw, Poland
Team size 1,001–5,000 201–500
Rating 4.0 / 5 3.9 / 5
Best for Mid-to-large enterprises wanting AI/ML and data science delivered alongside broad custom software development from a single European vendor. Small-to-mid companies wanting AI/ML added to a broader custom software development engagement at accessible pricing.
Pricing model Fixed project, dedicated team, staff augmentation Fixed project and Time & Material
Min. engagement Not published $15K
Primary tech stack Python, TensorFlow, AWS Python, Scikit-learn, AWS
Industries served Technology/SaaS, Retail, Manufacturing, Financial Services Healthcare, Financial Services, Technology/SaaS

Andersen vs Belitsoft: overview

Andersen

Andersen (also known as Andersen Lab) is a software development company founded in 2007, headquartered in Warsaw, Poland, with development centers across Germany, the US, UK, and several other countries. Reported headcount is roughly 3,500–3,700 specialists, and the firm's services span AI, machine learning, data science, big data, and an AI-powered robotic integration line alongside broader custom software development.

Belitsoft

Belitsoft is a software development company founded in 2004, headquartered in Warsaw, Poland, with development centers in Gomel and Brest, Belarus. Reported headcount ranges from roughly 250 to 400+ developers, testers, project managers, and DevOps specialists, and the firm has expanded its cloud and AI development proficiency to include generative AI, predictive analytics, and forecasting models alongside its core custom software development practice.

Services and capabilities: Andersen vs Belitsoft

Capability Andersen Belitsoft
Custom ML model development
Deep learning & computer vision
NLP & LLM / Generative AI
MLOps & production deployment
Data engineering
AI strategy consulting
Staff augmentation

Tech stack comparison: Andersen vs Belitsoft

Framework / platform Andersen Belitsoft
Python
TensorFlow N/A
PyTorch N/A N/A
AWS
Azure
Google Cloud N/A N/A
Kubernetes N/A N/A
Databricks N/A N/A
LangChain N/A N/A

Pricing comparison: Andersen vs Belitsoft

Criterion Andersen Belitsoft
Minimum engagement Not published $15K
Engagement models Fixed project, Dedicated team, Staff augmentation Fixed project, Time & Material
Rate transparency Not public Minimum disclosed
Price tier Enterprise / not published Accessible

Target audience comparison: Andersen vs Belitsoft

Dimension Andersen Belitsoft
Best company size Startup to mid-market Startup to mid-market
Best industries Technology/SaaS, Retail, Manufacturing Healthcare, Financial Services, Technology/SaaS
Best use cases Enterprises wanting AI/ML and data science alongside broader custom software development, Manufacturing clients interested in the AI-powered robotic integration line Small-to-mid companies wanting a cost-effective partner for a forecasting or recommendation-engine build, Healthcare or finance clients needing predictive analytics added to an existing software product
Typical project type Fixed project Fixed project

Andersen vs Belitsoft: pros and cons

Andersen
+ 18 years of operating history with 1,000+ delivered projects cited by the company
+ 3,500+ specialists across 10+ countries supports large, distributed engagements
+ AI/ML, data science, and big data are named practice areas, not an afterthought
+ Unusual AI-powered robotic integration line differentiates from purely software-based competitors
- AI/ML sits within a broad custom-software-development portfolio rather than being the company's sole focus
- Public sources list slightly different HQ addresses across time (Krakow vs. Warsaw), worth confirming current location
- Minimum engagement size not publicly disclosed
Belitsoft
+ 21 years of continuous custom software development history
+ Accessible minimum engagement size relative to enterprise-scale competitors on this list
+ Deep expertise cited in Big Data, Deep Learning, and Predictive Analytics beyond generic AI marketing language
+ Multi-country delivery (Poland, Belarus) supports competitive pricing for smaller buyers
- AI/ML is a recently expanded practice area layered onto a longer-running general software development business
- Reported headcount varies by source (250 vs. 400+), worth confirming current team size directly
- Less brand recognition in AI/ML specifically compared to AI-first boutiques on this list

Who should choose Andersen?

Andersen is the right choice for mid-to-large enterprises wanting AI/ML and data science delivered alongside broad custom software development from a single European vendor..

Named AI-powered robotic integration line alongside standard AI/ML and data science services.. Minimum engagement starts at Not published. Works best with clients in Technology/SaaS, Retail, Manufacturing, Financial Services.

Who should choose Belitsoft?

Belitsoft is the right choice for small-to-mid companies wanting AI/ML added to a broader custom software development engagement at accessible pricing..

21 years as a custom software development firm now expanding deliberately into generative AI and predictive analytics.. Minimum engagement starts at $15K. Works best with clients in Healthcare, Financial Services, Technology/SaaS.

Decision matrix: Andersen vs Belitsoft

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Andersen
You need a large dedicated team for an ongoing programme Andersen
Your budget is at the lower end Compare: Andersen (Not published) vs Belitsoft ($15K)
You need specialist depth in a specific vertical Andersen
You need staff augmentation or team extension Andersen
You need consulting before committing to a build Andersen

Use case fit: Andersen vs Belitsoft

Use case Andersen fit Belitsoft fit Winner
Enterprises wanting AI/ML and data science alongside broader custom software development Strong Limited Andersen
Manufacturing clients interested in the AI-powered robotic integration line Strong Limited Andersen
Small-to-mid companies wanting a cost-effective partner for a forecasting or recommendation-engine build Limited Strong Belitsoft
Healthcare or finance clients needing predictive analytics added to an existing software product Limited Strong Belitsoft
Fixed-price build Limited Limited Both equally
Staff augmentation Strong Limited Andersen

Verdict: Andersen vs Belitsoft

Andersen (4.0/5) is the stronger overall choice for most Machine Learning Development projects. Named AI-powered robotic integration line alongside standard AI/ML and data science services.. It is best for mid-to-large enterprises wanting AI/ML and data science delivered alongside broad custom software development from a single European vendor..

Belitsoft (3.9/5) is the better choice when small-to-mid companies wanting AI/ML added to a broader custom software development engagement at accessible pricing.. If your situation matches those criteria, Belitsoft is a competitive option.

Related comparisons

Andersen vs Belitsoft FAQ

Is Andersen better than Belitsoft?

Andersen (4.0/5) scores higher overall, but "better" depends on your use case. Andersen is better for mid-to-large enterprises wanting AI/ML and data science delivered alongside broad custom software development from a single European vendor.. Belitsoft is better for small-to-mid companies wanting AI/ML added to a broader custom software development engagement at accessible pricing..

How do Andersen and Belitsoft differ in pricing?

Andersen uses fixed project, dedicated team, staff augmentation pricing with a minimum engagement of Not published. Belitsoft uses fixed project and time & material pricing with a minimum engagement of $15K. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Andersen or Belitsoft?

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

What are the main differences between Andersen and Belitsoft?

Andersen's primary differentiator is: named ai-powered robotic integration line alongside standard ai/ml and data science services.. Belitsoft's primary differentiator is: 21 years as a custom software development firm now expanding deliberately into generative ai and predictive analytics.. They also differ in team size (1,001–5,000 vs 201–500), minimum engagement (Not published vs $15K), and primary industries served (Technology/SaaS, Retail vs Healthcare, Financial Services).

Last reviewed: July 2026. Verify all details directly with each agency before making a decision.