Coaching Board icon
DNS Client icon

Sergii Kryvoblotskyi

For niche professionals including futsal coaches, network engineers, and software developers seeking specialized workflow tools.

2apps4.7(338)SportsDeveloper Tools

Snapshot

Who is Sergii Kryvoblotskyi?

Providing specialized utility tools for niche professional workflows, from sports tactics to network debugging.

Target audience

Niche professionals including futsal coachesNetwork engineersSoftware developers seeking specialized workflow tools

Active nemesis

KeepSolid

Other rivals

Portfolio

2
apps
Developer Tools1
Sports1

Last updated

Coaching Board

v1.5

3.4y ago

Dormant

Publisher DNA

What defines Sergii Kryvoblotskyi?

Publisher DNA

Primary focus

Professional utilities and developer tools

Scale

indie

Target audience

Niche professionals including futsal coaches, network engineers, and software developers seeking specialized workflow tools.

Origin

A developer-led project focused on building powerful applications over weekends under the NSBeep brand.

Signature Patterns

  • Focus on high-utility, single-purpose professional tools
  • Monetization via a transparent paid-upfront model
  • Niche targeting of specific professional personas
  • Cross-category development spanning Sports and Developer Tools
Dormant

Portfolio momentum

The portfolio shows no release activity in the last 6 months, with both titles currently classified as abandoned in store metrics.

Active apps 0Abandoned 2

Portfolio

What does Sergii Kryvoblotskyi ship?

Apps

2 apps analysed

Rivals

Who does Sergii Kryvoblotskyi compete with?

The rivals identified

Nemeses(1)

KeepSolid

known forNetwork Tools by KeepSolid

1 app4.6Developer Tools

Both applications target network professionals and power users, with KeepSolid's diagnostic suite overlapping the DNS resolution capabilities provided by DNS Client.

Contenders(10)

Becoming Ventures

known forDNS Kit - Domain & Email Check

1 app5.0Developer Tools

Both apps target network engineers and IT professionals requiring DNS debugging tools, creating direct competition for the same technical user base.

CHUNG-HO LEE

known forDNS Security

1 app4.8Developer Tools

Both apps manage DNS traffic, but they serve distinct user bases: DNS Client targets technical debugging for engineers, while DNS Security targets consumer privacy.

Daniel Linsenmeier

known forDNS Toolkit

1 app5.0Developer Tools

Both apps target technical professionals managing DNS configurations, creating direct competition for the same utility market segment.

DOLLAH MEDIA SDN. BHD.

known forDNS Lookup: Record Resolver

1 app0.0Developer Tools

Both applications target network engineers and developers requiring tools to inspect and debug DNS configurations, creating a direct overlap in utility for domain record resolution.

Emre Keles

known forDNS Checker Pro - Global Tool

1 app5.0Developer Tools

Both applications target network engineers and developers, creating direct competition for users seeking granular control over DNS configurations and debugging.

Ian Spence

known forDNS Inspector

1 app4.9Developer Tools

Both apps target network professionals and developers with multi-protocol DNS diagnostic tools, creating direct competition for users seeking reliable query analysis.

Internet Systems Consortium

known forISC DNS Checker

1 app3.0Developer Tools

Both applications target network engineers and developers requiring tools to debug DNS configurations and server behavior. They compete for the same technical user base by offering distinct methods for testing recursive DNS server responses.

kerob Ohanyan

known forVpsDoc: DNS Benchmark

1 app4.7Developer Tools

VpsDoc competes with DNS Client by targeting the same network-focused user base, specifically overlapping in the ability to test and manage custom DNS service configurations.

Phan Nhut

known forNSLookup Z-Fast DNS Query Tool

1 app5.0Developer Tools

Both apps target network engineers and developers needing to debug DNS configurations, creating direct competition for users seeking reliable query tools.

Takahiko Inayama

known forDNS Configurator

1 app3.4Developer Tools

Both apps address DNS server management, though they serve distinct segments: DNS Client targets developers requiring protocol debugging, while DNS Configurator targets consumers seeking public DNS service configuration.

Same space(15)

Adguard Software

known forAdGuard DNS

1 app3.7Developer Tools

Provides a privacy-oriented DNS service specifically for ad and tracker blocking, requiring an account for management.

APP CASTLE YAZILIM LIMITED SIRKETI

known forDNS & IP Changer - Secure VPN

1 app4.5Developer Tools

Focuses on consumer-facing DNS switching for privacy and performance rather than developer-level debugging.

ATAKAN YILDIRIM

known forDNS Optimizer: Server Changer

1 app4.8Developer Tools

Focuses on benchmarking and switching DNS servers for performance optimization, serving a different user intent than the source app's debugging focus.

BigDataCloud

known forIP Tools: Network Insights

1 app4.8Developer Tools

Provides network forensics like traceroute and ASN lookups, serving as a professional-grade alternative for network engineers.

Corrado Ignoti

known forDNS & Whois Toolkit

1 app0.0Developer Tools

Provides a minimal set of network diagnostic tools for quick lookups and pings.

Dayana Networks

known forNetwork Utilities & Analyzer

1 app4.7Developer Tools

Offers a comprehensive suite of diagnostic tools for network administrators, focusing on system-wide monitoring rather than specific DNS request debugging.

Def24

known forNS3 - DNS Security & Privacy

1 app3.0Developer Tools

Focuses on encrypted DNS protocols and automatic interception, providing a security-first approach to DNS management.

Jesther Silvestre

known forNext Dash Dns - NextDNS remote

1 app3.0Developer Tools

Acts as a companion app for NextDNS users to monitor and control their specific DNS profile settings.

KEVIN KOLTZAU

known forIT Tools - Network Analyzer

1 app4.3Developer Tools

Offers a broad network diagnostic toolkit for all skill levels, including DNS lookup as one of many features.

Paul Haedrich

known forrdaptastic – RDAP Lookup

1 app0.0Developer Tools

Offers specialized RDAP data querying for domain and IP infrastructure investigation.

QRMedia

known forDNS Override

1 app4.5Developer Tools

Targets users wanting to change DNS settings on iOS without manual router configuration, contrasting with the developer-focused debugging of the source app.

Solueman Hussain

known forNetTools - Network Analyzer

1 app0.0Developer Tools

Provides a professional-grade network toolkit for troubleshooting and infrastructure management.

Techet

known forNetwork Analyzer Pro

2 apps4.7Developer Tools

Offers a comprehensive toolkit for network troubleshooting that includes device discovery and port scanning.

xiaoman

known forxiaoman - dns

1 app1.0Developer Tools

Provides developer-focused DNS client management with support for multiple protocols and host file modification.

晓洪 梁

known forNetwork Doctor: WiFi Check

1 app0.0Developer Tools

Offers a guided diagnostic approach to identify slow connection causes beyond basic speed tests.

New entrants(2)

Brandon Parnell Phillis

known forGeekScope-Net Diagnostic Tool

1 app5.0Developer Tools

Provides a lightweight console for network diagnostics including ping, traceroute, and port scanning.

Vishnu Nampoothiri UK

known forDNS Speed Tester

1 app5.0Developer Tools

Benchmarks DNS providers to help users find the fastest option for their network.

The Analyst's Read

The bottom line on Sergii Kryvoblotskyi

Bottom line

A high-quality indie developer with a proven track record in niche utility apps. While the portfolio is currently stagnant, the strong weighted rating indicates a high level of product-market fit within its targeted professional segments.

Frequently asked questions

How many apps does Sergii Kryvoblotskyi publish?
Sergii Kryvoblotskyi has 2 apps tracked by Marlvel, primarily in the Developer Tools category.
What kind of apps does Sergii Kryvoblotskyi make?
Sergii Kryvoblotskyi's portfolio is concentrated in Developer Tools and Sports, with an average rating of 4.7/5 across rated apps.
What is Sergii Kryvoblotskyi's top app?
By review volume across the portfolio, Coaching Board is Sergii Kryvoblotskyi's best-known app tracked by Marlvel.

What fed this analysis

Apps analyzed:
2
With full intel:
0
With overview:
2
Website scraped:
yes
Social presence:
yes

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Sergii Kryvoblotskyi, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Sergii Kryvoblotskyi intelligence.” Updated 2026-04-24. https://marlvel.ai/publishers/sergii-kryvoblotskyi

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Data licensed under CC-BY-NC 4.0