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4xxi

Unclaimed Mobile App Development
+79046414387 N/A
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About

They use the full potential of modern technology to create well-designed web-apps. They are ready to help you create outstanding solutions and develop the best IT-architecture for them. They introduce not just the code into the project, but all our expertise that is useful during the product lifecycle.

Last updated May 13, 2026

Services

Mobile App Development Web Development VR App Development Mobile App Design App Marketing Supply Chain Blockchain

Client Rating

5.0/5.0
3 reviews
Quality
5.0
Schedule
5.0
Cost
5.0
Communication
5.0
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Client Reviews

5.0/5.0 (3 reviews)
Sign in to Review
Quality
5.0
Schedule
5.0
Cost
5.0
Communication
5.0

Dependable delivery with clear communication throughout

Priyanka Rao / Founder - InsightForge Analytics
Verified
May 15, 2026

Project summary: This initiative had cross-functional stakeholders and evolving requirements. We looked for a team that could translate business constraints into workable technical decisions.

The engagement was well-run overall. Their team mapped our requirements into a realistic release plan and called out dependencies early, which helped us avoid late surprises. Quality was strong in the core modules, and they handled feedback quickly during UAT. We did need an extra sprint for edge-case behavior around reporting filters, but they owned it and closed it cleanly.

PROS

Strong integration work with third-party systems and proactive monitoring setup

CONS

One third-party integration took longer than expected due to external API constraints

5.0
Overall
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Communication
Project Type Quality Assurance & Testing
Industry Legal Services
Project Cost $10,000 to $49,999
Duration Apr 2025 – Jul 2025

Questions & Answers

Please describe your company, your role, and the industry you operate in.
We are a mid-sized business in the Legal Services space, and I lead this function as Founder. I was responsible for evaluating vendors, aligning stakeholders, and ensuring the project delivered measurable operational gains.
What specific problem or business challenge led you to hire this company?
Our main challenge was that existing Legal Services workflows were fragmented and hard to scale. We needed Quality Assurance & Testing support to reduce manual effort, improve reliability, and give teams clearer visibility into day-to-day operations.
What services did the company provide for your project?
They handled discovery, technical planning, implementation, QA, deployment, and post-launch stabilization for Quality Assurance & Testing. Scope was phased sensibly, and they were clear about what should ship now versus move to a later release.
Why did you choose this company over other providers you considered?
We shortlisted a few firms, but this team stood out for their Quality Assurance & Testing experience and the way they discussed Legal Services constraints in practical terms. They were transparent about risks and did not overpromise on timelines.
How clearly did the company understand your requirements and business goals?
They understood our requirements well after a structured discovery phase. There were a couple of assumptions we corrected early, but once aligned, execution stayed consistent and traceable against agreed priorities.
How was your overall experience with their communication and project management?
Project management was strong: weekly checkpoints, a shared board, and clear ownership on action items. Response times were generally quick, and when blockers appeared, they surfaced them early with concrete mitigation steps.
Did the company deliver the project on time and within your expected budget?
Most milestones were delivered on time and within the approved budget. We had minor date movement on one integration-heavy stream, but it was communicated in advance and handled without major downstream impact.
What tangible results or business impact have you seen since the project was completed?
Yes. After go-live, we saw better process turnaround times, fewer support escalations, and stronger reporting accuracy. The platform is now a practical part of our daily operations rather than a side tool.
What did you like most about working with this company?
Two things stood out: they were candid about tradeoffs, and they stayed accountable through launch. We also liked that their engineers translated technical decisions into business implications our leadership team could evaluate.
Would you recommend this company to others, and would you work with them again?
Yes, especially for teams needing a dependable Quality Assurance & Testing partner in Legal Services. They are not the cheapest vendor, but they are organized, transparent, and focused on outcomes that hold up in production.

Good execution, realistic timelines, and strong follow-through

Ben Turner / Director, Network Products - Orbital Telecom
Verified
May 15, 2026

Project summary: Our internal teams needed better tools for activation and issue triage. The target outcome was faster resolution times with fewer handoffs between departments.

We appreciated the balance between technical depth and business communication. Weekly updates were concise, risks were documented, and decisions were explained with tradeoffs rather than jargon. Not everything was perfect on first pass, but iteration cycles were fast and constructive. The final product is stable and has reduced a lot of manual work for our operations team.

PROS

Ability to translate business goals into usable product decisions, not just technical output

CONS

Some change requests required formal reprioritization, which was correct but slowed quick tweaks

5.0
Overall
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Communication
Project Type Industry-Specific Solutions
Industry Telecommunications
Project Cost $50,000 to $149,999
Duration Aug 2025 – Apr 2026

Questions & Answers

Please describe your company, your role, and the industry you operate in.
We are a mid-sized business in the Telecommunications space, and I lead this function as Director, Network Products. I was responsible for evaluating vendors, aligning stakeholders, and ensuring the project delivered measurable operational gains.
What specific problem or business challenge led you to hire this company?
Our main challenge was that existing Telecommunications workflows were fragmented and hard to scale. We needed Industry-Specific Solutions support to reduce manual effort, improve reliability, and give teams clearer visibility into day-to-day operations.
What services did the company provide for your project?
They handled discovery, technical planning, implementation, QA, deployment, and post-launch stabilization for Industry-Specific Solutions. Scope was phased sensibly, and they were clear about what should ship now versus move to a later release.
Why did you choose this company over other providers you considered?
We shortlisted a few firms, but this team stood out for their Industry-Specific Solutions experience and the way they discussed Telecommunications constraints in practical terms. They were transparent about risks and did not overpromise on timelines.
How clearly did the company understand your requirements and business goals?
They understood our requirements well after a structured discovery phase. There were a couple of assumptions we corrected early, but once aligned, execution stayed consistent and traceable against agreed priorities.
How was your overall experience with their communication and project management?
Project management was strong: weekly checkpoints, a shared board, and clear ownership on action items. Response times were generally quick, and when blockers appeared, they surfaced them early with concrete mitigation steps.
Did the company deliver the project on time and within your expected budget?
Most milestones were delivered on time and within the approved budget. We had minor date movement on one integration-heavy stream, but it was communicated in advance and handled without major downstream impact.
What tangible results or business impact have you seen since the project was completed?
Yes. After go-live, we saw better process turnaround times, fewer support escalations, and stronger reporting accuracy. The platform is now a practical part of our daily operations rather than a side tool.
What did you like most about working with this company?
Two things stood out: they were candid about tradeoffs, and they stayed accountable through launch. We also liked that their engineers translated technical decisions into business implications our leadership team could evaluate.
Would you recommend this company to others, and would you work with them again?
Yes, especially for teams needing a dependable Industry-Specific Solutions partner in Telecommunications. They are not the cheapest vendor, but they are organized, transparent, and focused on outcomes that hold up in production.

Practical AI implementation with measurable workflow impact

Ritika Nair / Academic Technology Lead - ClassroomGrid
Verified
May 15, 2026

Project summary: We engaged them to solve a set of operational bottlenecks that were limiting scale. The brief combined technical delivery with practical process improvements for day-to-day teams.

The project started with some ambiguity on our side, and they helped structure it without overcomplicating scope. Their discovery artifacts were clear, and engineering execution was disciplined. Performance improved noticeably after launch, especially for high-traffic workflows. A few UI details required polish post-release, but response time from their support team was good.

PROS

Well-structured codebase with sensible conventions, making internal maintenance easier

CONS

Would prefer more proactive release notes for minor hotfixes

5.0
Overall
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Communication
Project Type Blockchain Development
Industry Agriculture
Project Cost Less than $10,000
Duration Sep 2025 – Jan 2026

Questions & Answers

Please describe your company, your role, and the industry you operate in.
We are a mid-sized business in the Agriculture space, and I lead this function as Academic Technology Lead. I was responsible for evaluating vendors, aligning stakeholders, and ensuring the project delivered measurable operational gains.
What specific problem or business challenge led you to hire this company?
Our main challenge was that existing Agriculture workflows were fragmented and hard to scale. We needed Blockchain Development support to reduce manual effort, improve reliability, and give teams clearer visibility into day-to-day operations.
What services did the company provide for your project?
They handled discovery, technical planning, implementation, QA, deployment, and post-launch stabilization for Blockchain Development. Scope was phased sensibly, and they were clear about what should ship now versus move to a later release.
Why did you choose this company over other providers you considered?
We shortlisted a few firms, but this team stood out for their Blockchain Development experience and the way they discussed Agriculture constraints in practical terms. They were transparent about risks and did not overpromise on timelines.
How clearly did the company understand your requirements and business goals?
They understood our requirements well after a structured discovery phase. There were a couple of assumptions we corrected early, but once aligned, execution stayed consistent and traceable against agreed priorities.
How was your overall experience with their communication and project management?
Project management was strong: weekly checkpoints, a shared board, and clear ownership on action items. Response times were generally quick, and when blockers appeared, they surfaced them early with concrete mitigation steps.
Did the company deliver the project on time and within your expected budget?
Most milestones were delivered on time and within the approved budget. We had minor date movement on one integration-heavy stream, but it was communicated in advance and handled without major downstream impact.
What tangible results or business impact have you seen since the project was completed?
Yes. After go-live, we saw better process turnaround times, fewer support escalations, and stronger reporting accuracy. The platform is now a practical part of our daily operations rather than a side tool.
What did you like most about working with this company?
Two things stood out: they were candid about tradeoffs, and they stayed accountable through launch. We also liked that their engineers translated technical decisions into business implications our leadership team could evaluate.
Would you recommend this company to others, and would you work with them again?
Yes, especially for teams needing a dependable Blockchain Development partner in Agriculture. They are not the cheapest vendor, but they are organized, transparent, and focused on outcomes that hold up in production.

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